<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019d63ed-9231-7e49-ac02-e2d5101e9bbf,g:514453ad-cb71-44f5-a160-9cfb31dcbad0-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.up.com/role/Cover" xlink:type="simple" xlink:href="unp-20260626.xsd#Cover"/>
  <link:presentationLink xlink:role="http://www.up.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_019d63ed-9232-7c0e-870c-745a5a9ecbbf" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationTable_019d63ed-9232-700d-bef8-acec0cfc2397" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentInformationTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019d63ed-9232-7c0e-870c-745a5a9ecbbf" xlink:to="loc_dei_DocumentInformationTable_019d63ed-9232-700d-bef8-acec0cfc2397" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7144-90da-41acd382fdd9" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationTable_019d63ed-9232-700d-bef8-acec0cfc2397" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7144-90da-41acd382fdd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-76ac-89ee-43712b313d1c" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7144-90da-41acd382fdd9" xlink:to="loc_dei_EntityDomain_019d63ed-9232-76ac-89ee-43712b313d1c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7310-8444-567c53327331" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-76ac-89ee-43712b313d1c" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7310-8444-567c53327331" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationLineItems_019d63ed-9232-7048-bd94-b4e3d7f5108c" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentInformationLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationTable_019d63ed-9232-700d-bef8-acec0cfc2397" xlink:to="loc_dei_DocumentInformationLineItems_019d63ed-9232-7048-bd94-b4e3d7f5108c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_019d63ed-9232-7d29-82e6-6959c3d2a7fb" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentType"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019d63ed-9232-7048-bd94-b4e3d7f5108c" xlink:to="loc_dei_DocumentType_019d63ed-9232-7d29-82e6-6959c3d2a7fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_019d63ed-9232-7038-a113-9740d37186f7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019d63ed-9232-7048-bd94-b4e3d7f5108c" xlink:to="loc_dei_EntityRegistrantName_019d63ed-9232-7038-a113-9740d37186f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_019d63ed-9232-737e-8493-d7740472930e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019d63ed-9232-7048-bd94-b4e3d7f5108c" xlink:to="loc_dei_AmendmentFlag_019d63ed-9232-737e-8493-d7740472930e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_019d63ed-9232-7295-a573-ff09ac11d8c0" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_019d63ed-9232-7048-bd94-b4e3d7f5108c" xlink:to="loc_dei_EntityCentralIndexKey_019d63ed-9232-7295-a573-ff09ac11d8c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" xlink:type="simple" xlink:href="unp-20260626.xsd#STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS"/>
  <link:presentationLink xlink:role="http://www.up.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitAbstract_019d63ed-9232-7a7c-9fe4-5c4f027668a5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable_019d63ed-9232-7e7a-9d60-2ae7f4eb3d31" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitAbstract_019d63ed-9232-7a7c-9fe4-5c4f027668a5" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable_019d63ed-9232-7e7a-9d60-2ae7f4eb3d31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7ece-85bb-51b0d76a2925" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable_019d63ed-9232-7e7a-9d60-2ae7f4eb3d31" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7ece-85bb-51b0d76a2925" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-77ef-b266-e5994acebced" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7ece-85bb-51b0d76a2925" xlink:to="loc_dei_EntityDomain_019d63ed-9232-77ef-b266-e5994acebced" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7b47-820c-3504f395660d" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-77ef-b266-e5994acebced" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7b47-820c-3504f395660d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems_019d63ed-9232-778a-97b6-036537ab4c5f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable_019d63ed-9232-7e7a-9d60-2ae7f4eb3d31" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems_019d63ed-9232-778a-97b6-036537ab4c5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019d63ed-9232-7274-ae94-443067dd3516" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems_019d63ed-9232-778a-97b6-036537ab4c5f" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019d63ed-9232-7274-ae94-443067dd3516" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentPlanInterestInMasterTrustFairValue_019d63ed-9232-7473-b27b-7462288d8b88" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentPlanInterestInMasterTrustFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019d63ed-9232-7274-ae94-443067dd3516" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentPlanInterestInMasterTrustFairValue_019d63ed-9232-7473-b27b-7462288d8b88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentPlanInterestInMasterTrustContractValue_019d63ed-9232-73a2-aefc-0ca73826d7de" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentPlanInterestInMasterTrustContractValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019d63ed-9232-7274-ae94-443067dd3516" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentPlanInterestInMasterTrustContractValue_019d63ed-9232-73a2-aefc-0ca73826d7de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019d63ed-9232-7fd4-9bfc-04c316ce57f9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019d63ed-9232-7274-ae94-443067dd3516" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019d63ed-9232-7fd4-9bfc-04c316ce57f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/STATEMENTOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" xlink:type="simple" xlink:href="unp-20260626.xsd#STATEMENTOFCHANGESINNETASSETSAVAILABLEFORBENEFITS"/>
  <link:presentationLink xlink:role="http://www.up.com/role/STATEMENTOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitAbstract_019d63ed-9232-7d71-a993-d0e432b08d9c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable_019d63ed-9232-756c-9c99-c383be939e4e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitAbstract_019d63ed-9232-7d71-a993-d0e432b08d9c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable_019d63ed-9232-756c-9c99-c383be939e4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7188-8fb2-203ea2837ec0" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable_019d63ed-9232-756c-9c99-c383be939e4e" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7188-8fb2-203ea2837ec0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-7feb-bf8c-2b0e26b4dc87" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7188-8fb2-203ea2837ec0" xlink:to="loc_dei_EntityDomain_019d63ed-9232-7feb-bf8c-2b0e26b4dc87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-768d-9cc6-78e51d77451b" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-7feb-bf8c-2b0e26b4dc87" xlink:to="loc_unp_EBP001Member_019d63ed-9232-768d-9cc6-78e51d77451b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019d63ed-9232-7bf0-b7af-26c5ac9e58f1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable_019d63ed-9232-756c-9c99-c383be939e4e" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019d63ed-9232-7bf0-b7af-26c5ac9e58f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019d63ed-9232-7d22-87fc-cb3ad7a7a1d4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019d63ed-9232-7bf0-b7af-26c5ac9e58f1" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019d63ed-9232-7d22-87fc-cb3ad7a7a1d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract_019d63ed-9232-7afb-90e4-f4be2d27fc46" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019d63ed-9232-7d22-87fc-cb3ad7a7a1d4" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract_019d63ed-9232-7afb-90e4-f4be2d27fc46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment_019d63ed-9232-7fde-af56-79aac1b41d46" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract_019d63ed-9232-7afb-90e4-f4be2d27fc46" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment_019d63ed-9232-7fde-af56-79aac1b41d46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment_019d63ed-9232-78f9-a66e-967c8848e92f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract_019d63ed-9232-7afb-90e4-f4be2d27fc46" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment_019d63ed-9232-78f9-a66e-967c8848e92f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment_019d63ed-9232-758c-8e4a-4c6c7e27f3ff" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract_019d63ed-9232-7afb-90e4-f4be2d27fc46" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment_019d63ed-9232-758c-8e4a-4c6c7e27f3ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019d63ed-9232-7018-ab68-af0c15557e60" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019d63ed-9232-7bf0-b7af-26c5ac9e58f1" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019d63ed-9232-7018-ab68-af0c15557e60" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant_019d63ed-9232-7fb1-8282-5efe2841af2f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019d63ed-9232-7018-ab68-af0c15557e60" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant_019d63ed-9232-7fb1-8282-5efe2841af2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense_019d63ed-9232-7764-a214-ebe0b12bcb63" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019d63ed-9232-7018-ab68-af0c15557e60" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense_019d63ed-9232-7764-a214-ebe0b12bcb63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease_019d63ed-9232-7b63-9094-acc147e0b431" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019d63ed-9232-7018-ab68-af0c15557e60" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease_019d63ed-9232-7b63-9094-acc147e0b431" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease_019d63ed-9232-772b-9a97-fdcb86b7bcda" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019d63ed-9232-7bf0-b7af-26c5ac9e58f1" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease_019d63ed-9232-772b-9a97-fdcb86b7bcda" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefitAbstract_019d63ed-9232-742b-b57c-1f5bfb2a420d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefitAbstract"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019d63ed-9232-7bf0-b7af-26c5ac9e58f1" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefitAbstract_019d63ed-9232-742b-b57c-1f5bfb2a420d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019d63ed-9232-776a-a1ec-a6b0011652db" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefitAbstract_019d63ed-9232-742b-b57c-1f5bfb2a420d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019d63ed-9232-776a-a1ec-a6b0011652db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019d63ed-9232-7632-a81a-b834cb670691" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefitAbstract_019d63ed-9232-742b-b57c-1f5bfb2a420d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019d63ed-9232-7632-a81a-b834cb670691" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/DESCRIPTIONOFPLAN" xlink:type="simple" xlink:href="unp-20260626.xsd#DESCRIPTIONOFPLAN"/>
  <link:presentationLink xlink:role="http://www.up.com/role/DESCRIPTIONOFPLAN" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanAbstract_019d63ed-9232-7c0f-9246-45bc7d3c9b5c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019d63ed-9232-7e31-9115-49d32c9da9d9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanAbstract_019d63ed-9232-7c0f-9246-45bc7d3c9b5c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019d63ed-9232-7e31-9115-49d32c9da9d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-724a-b9fa-a19cfccfbe96" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019d63ed-9232-7e31-9115-49d32c9da9d9" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-724a-b9fa-a19cfccfbe96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-741a-97e6-e7f643e35361" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-724a-b9fa-a19cfccfbe96" xlink:to="loc_dei_EntityDomain_019d63ed-9232-741a-97e6-e7f643e35361" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7dae-9c30-76910ffa5191" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-741a-97e6-e7f643e35361" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7dae-9c30-76910ffa5191" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019d63ed-9232-7d7d-86df-0edc1ac39a3b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019d63ed-9232-7e31-9115-49d32c9da9d9" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019d63ed-9232-7d7d-86df-0edc1ac39a3b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTextBlock_019d63ed-9232-7375-b266-2b39c83bcd5a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019d63ed-9232-7d7d-86df-0edc1ac39a3b" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTextBlock_019d63ed-9232-7375-b266-2b39c83bcd5a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES" xlink:type="simple" xlink:href="unp-20260626.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES"/>
  <link:presentationLink xlink:role="http://www.up.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyAbstract_019d63ed-9232-715b-9d6e-bb28a2b3dad9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019d63ed-9232-7193-b00f-b6270dc2d943" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyAbstract_019d63ed-9232-715b-9d6e-bb28a2b3dad9" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019d63ed-9232-7193-b00f-b6270dc2d943" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7f6a-9f6f-f2b4880b32f3" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019d63ed-9232-7193-b00f-b6270dc2d943" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7f6a-9f6f-f2b4880b32f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-75cf-a005-797c1b5cfeff" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7f6a-9f6f-f2b4880b32f3" xlink:to="loc_dei_EntityDomain_019d63ed-9232-75cf-a005-797c1b5cfeff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7cc9-b44d-a5695caa7bd9" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-75cf-a005-797c1b5cfeff" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7cc9-b44d-a5695caa7bd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019d63ed-9232-7839-b5ff-ad73adcea7e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019d63ed-9232-7193-b00f-b6270dc2d943" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019d63ed-9232-7839-b5ff-ad73adcea7e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock_019d63ed-9232-73de-899a-80ae81ab62c8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019d63ed-9232-7839-b5ff-ad73adcea7e0" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock_019d63ed-9232-73de-899a-80ae81ab62c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/FAIRVALUEMEASUREMENT" xlink:type="simple" xlink:href="unp-20260626.xsd#FAIRVALUEMEASUREMENT"/>
  <link:presentationLink xlink:role="http://www.up.com/role/FAIRVALUEMEASUREMENT" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavAbstract_019d63ed-9232-77cd-a44c-54e651196e71" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019d63ed-9232-74c9-ade8-1c6d76a4a556" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavAbstract_019d63ed-9232-77cd-a44c-54e651196e71" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019d63ed-9232-74c9-ade8-1c6d76a4a556" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7c5e-902b-51f077ca5211" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019d63ed-9232-74c9-ade8-1c6d76a4a556" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7c5e-902b-51f077ca5211" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-7be3-bff7-ff85dc60e17c" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7c5e-902b-51f077ca5211" xlink:to="loc_dei_EntityDomain_019d63ed-9232-7be3-bff7-ff85dc60e17c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7036-8d23-312adf27d1e4" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-7be3-bff7-ff85dc60e17c" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7036-8d23-312adf27d1e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019d63ed-9232-76b2-a307-a3a2e84fcb5d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019d63ed-9232-74c9-ade8-1c6d76a4a556" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019d63ed-9232-76b2-a307-a3a2e84fcb5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock_019d63ed-9232-799d-9fdb-f871cac0eabc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019d63ed-9232-76b2-a307-a3a2e84fcb5d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock_019d63ed-9232-799d-9fdb-f871cac0eabc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/MASTERTRUST" xlink:type="simple" xlink:href="unp-20260626.xsd#MASTERTRUST"/>
  <link:presentationLink xlink:role="http://www.up.com/role/MASTERTRUST" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract_019d63ed-9232-7b3c-9796-1a17ef32dc02" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-780c-b8e3-2d7e7374d69b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract_019d63ed-9232-7b3c-9796-1a17ef32dc02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-780c-b8e3-2d7e7374d69b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-779c-b24e-40ab566c5fc3" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-780c-b8e3-2d7e7374d69b" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-779c-b24e-40ab566c5fc3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-734b-b47d-346e32cd3aed" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-779c-b24e-40ab566c5fc3" xlink:to="loc_dei_EntityDomain_019d63ed-9232-734b-b47d-346e32cd3aed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7525-b25b-b948024ce402" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-734b-b47d-346e32cd3aed" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7525-b25b-b948024ce402" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-7f04-a441-61b8bb85159a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-780c-b8e3-2d7e7374d69b" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-7f04-a441-61b8bb85159a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTextBlock_019d63ed-9232-7a4f-93f8-2eae49ab1cec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-7f04-a441-61b8bb85159a" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTextBlock_019d63ed-9232-7a4f-93f8-2eae49ab1cec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/FEDERALINCOMETAXSTATUS" xlink:type="simple" xlink:href="unp-20260626.xsd#FEDERALINCOMETAXSTATUS"/>
  <link:presentationLink xlink:role="http://www.up.com/role/FEDERALINCOMETAXSTATUS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusAbstract_019d63ed-9232-74cf-a647-f3cfdcfcd673" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxStatusAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable_019d63ed-9232-7eac-92c7-c51950a349df" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusAbstract_019d63ed-9232-74cf-a647-f3cfdcfcd673" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable_019d63ed-9232-7eac-92c7-c51950a349df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7783-956e-8fe99ce66bbd" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable_019d63ed-9232-7eac-92c7-c51950a349df" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7783-956e-8fe99ce66bbd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-7916-8dbf-ad386b62538b" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7783-956e-8fe99ce66bbd" xlink:to="loc_dei_EntityDomain_019d63ed-9232-7916-8dbf-ad386b62538b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7841-82db-965d5f0b5832" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-7916-8dbf-ad386b62538b" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7841-82db-965d5f0b5832" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems_019d63ed-9232-7e7b-8771-19290b83009b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable_019d63ed-9232-7eac-92c7-c51950a349df" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems_019d63ed-9232-7e7b-8771-19290b83009b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTextBlock_019d63ed-9232-7848-b0d8-9a9ea03b3dc3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxStatusTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems_019d63ed-9232-7e7b-8771-19290b83009b" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTextBlock_019d63ed-9232-7848-b0d8-9a9ea03b3dc3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/PLANTERMINATION" xlink:type="simple" xlink:href="unp-20260626.xsd#PLANTERMINATION"/>
  <link:presentationLink xlink:role="http://www.up.com/role/PLANTERMINATION" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanAbstract_019d63ed-9232-7136-9a1c-a69bbd14954e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019d63ed-9232-7434-860c-9f29b25039f5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanAbstract_019d63ed-9232-7136-9a1c-a69bbd14954e" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019d63ed-9232-7434-860c-9f29b25039f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-76d8-b75b-2ef218749051" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019d63ed-9232-7434-860c-9f29b25039f5" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-76d8-b75b-2ef218749051" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-70bc-8845-ac27638242d5" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-76d8-b75b-2ef218749051" xlink:to="loc_dei_EntityDomain_019d63ed-9232-70bc-8845-ac27638242d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7a0a-8c4f-9811fcf6b2ff" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-70bc-8845-ac27638242d5" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7a0a-8c4f-9811fcf6b2ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019d63ed-9232-735c-95a9-bfe857152b06" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019d63ed-9232-7434-860c-9f29b25039f5" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019d63ed-9232-735c-95a9-bfe857152b06" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanPlanTerminationTextBlock_019d63ed-9232-7f7a-93c0-2c1e1bffad75" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanPlanTerminationTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019d63ed-9232-735c-95a9-bfe857152b06" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanPlanTerminationTextBlock_019d63ed-9232-7f7a-93c0-2c1e1bffad75" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/EXEMPTPARTYININTERESTTRANSACTIONS" xlink:type="simple" xlink:href="unp-20260626.xsd#EXEMPTPARTYININTERESTTRANSACTIONS"/>
  <link:presentationLink xlink:role="http://www.up.com/role/EXEMPTPARTYININTERESTTRANSACTIONS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsAbstract_019d63ed-9232-7d3c-ac5f-6d240e19115d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019d63ed-9232-731c-9e89-97bd543cbad5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsAbstract_019d63ed-9232-7d3c-ac5f-6d240e19115d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019d63ed-9232-731c-9e89-97bd543cbad5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-75f2-9140-ae2f2bc7c6de" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019d63ed-9232-731c-9e89-97bd543cbad5" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-75f2-9140-ae2f2bc7c6de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-7929-a90a-81a0cbd0fbf1" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-75f2-9140-ae2f2bc7c6de" xlink:to="loc_dei_EntityDomain_019d63ed-9232-7929-a90a-81a0cbd0fbf1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7cb2-aebf-9afe1a4c268b" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-7929-a90a-81a0cbd0fbf1" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7cb2-aebf-9afe1a4c268b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019d63ed-9232-72de-a818-fbc0d40595dc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019d63ed-9232-731c-9e89-97bd543cbad5" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019d63ed-9232-72de-a818-fbc0d40595dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock_019d63ed-9232-749f-bc24-f6ac3429a2aa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019d63ed-9232-72de-a818-fbc0d40595dc" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock_019d63ed-9232-749f-bc24-f6ac3429a2aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies" xlink:type="simple" xlink:href="unp-20260626.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"/>
  <link:presentationLink xlink:role="http://www.up.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyAbstract_019d63ed-9232-7fef-80d2-aeffc8ae9659" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019d63ed-9232-7688-b303-2babad1a76fd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyAbstract_019d63ed-9232-7fef-80d2-aeffc8ae9659" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019d63ed-9232-7688-b303-2babad1a76fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7638-8143-f9e793fbb54d" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019d63ed-9232-7688-b303-2babad1a76fd" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7638-8143-f9e793fbb54d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-7c2a-836d-0c376735c7c0" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7638-8143-f9e793fbb54d" xlink:to="loc_dei_EntityDomain_019d63ed-9232-7c2a-836d-0c376735c7c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-770a-adb5-a33cc5866c0d" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-7c2a-836d-0c376735c7c0" xlink:to="loc_unp_EBP001Member_019d63ed-9232-770a-adb5-a33cc5866c0d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019d63ed-9232-78df-b121-29c9b9c81ba4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019d63ed-9232-7688-b303-2babad1a76fd" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019d63ed-9232-78df-b121-29c9b9c81ba4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock_019d63ed-9232-768a-a43b-4c87b9dc35c0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019d63ed-9232-78df-b121-29c9b9c81ba4" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock_019d63ed-9232-768a-a43b-4c87b9dc35c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanUseOfEstimatePolicyTextBlock_019d63ed-9232-744a-b469-c596e139c94f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanUseOfEstimatePolicyTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019d63ed-9232-78df-b121-29c9b9c81ba4" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanUseOfEstimatePolicyTextBlock_019d63ed-9232-744a-b469-c596e139c94f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EbpRiskAndUncertaintyPolicyTextBlock_019d63ed-9232-76c0-bcc4-8577b10f39e8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpRiskAndUncertaintyPolicyTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019d63ed-9232-78df-b121-29c9b9c81ba4" xlink:to="loc_us-gaap-ebp_EbpRiskAndUncertaintyPolicyTextBlock_019d63ed-9232-76c0-bcc4-8577b10f39e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentPolicyTextBlock_019d63ed-9232-74c6-a3f5-04d0ab3181ae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentPolicyTextBlock"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019d63ed-9232-78df-b121-29c9b9c81ba4" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentPolicyTextBlock_019d63ed-9232-74c6-a3f5-04d0ab3181ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanExpensePolicyTextBlock_019d63ed-9232-7a0a-bc7c-cfe30e17eae9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanExpensePolicyTextBlock"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019d63ed-9232-78df-b121-29c9b9c81ba4" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanExpensePolicyTextBlock_019d63ed-9232-7a0a-bc7c-cfe30e17eae9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanPaymentToParticipantPolicyTextBlock_019d63ed-9232-7f21-b39a-0c6277dc6821" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanPaymentToParticipantPolicyTextBlock"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019d63ed-9232-78df-b121-29c9b9c81ba4" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanPaymentToParticipantPolicyTextBlock_019d63ed-9232-7f21-b39a-0c6277dc6821" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/FAIRVALUEMEASUREMENTTables" xlink:type="simple" xlink:href="unp-20260626.xsd#FAIRVALUEMEASUREMENTTables"/>
  <link:presentationLink xlink:role="http://www.up.com/role/FAIRVALUEMEASUREMENTTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavAbstract_019d63ed-9232-7c4c-a0ca-218484c81ddf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019d63ed-9232-79be-8d29-1dde87f9d5b5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavAbstract_019d63ed-9232-7c4c-a0ca-218484c81ddf" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019d63ed-9232-79be-8d29-1dde87f9d5b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7dba-8e8c-9703857efabd" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019d63ed-9232-79be-8d29-1dde87f9d5b5" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7dba-8e8c-9703857efabd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-7288-be2c-164136e314e6" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7dba-8e8c-9703857efabd" xlink:to="loc_dei_EntityDomain_019d63ed-9232-7288-be2c-164136e314e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7840-8385-4fea26ee0ef4" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-7288-be2c-164136e314e6" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7840-8385-4fea26ee0ef4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019d63ed-9232-7377-a8b2-214aa944f004" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019d63ed-9232-79be-8d29-1dde87f9d5b5" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019d63ed-9232-7377-a8b2-214aa944f004" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock_019d63ed-9232-72fc-8f58-786463c772dd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019d63ed-9232-7377-a8b2-214aa944f004" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock_019d63ed-9232-72fc-8f58-786463c772dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/MASTERTRUSTTables" xlink:type="simple" xlink:href="unp-20260626.xsd#MASTERTRUSTTables"/>
  <link:presentationLink xlink:role="http://www.up.com/role/MASTERTRUSTTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract_019d63ed-9232-740a-8e98-bcbe585b2fd6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7b06-996b-e1079cbda92f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract_019d63ed-9232-740a-8e98-bcbe585b2fd6" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7b06-996b-e1079cbda92f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7704-aced-c29cbd27a5c0" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7b06-996b-e1079cbda92f" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7704-aced-c29cbd27a5c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-740f-9159-4e538d1609be" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7704-aced-c29cbd27a5c0" xlink:to="loc_dei_EntityDomain_019d63ed-9232-740f-9159-4e538d1609be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-79ed-a6e8-e7220a191b73" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-740f-9159-4e538d1609be" xlink:to="loc_unp_EBP001Member_019d63ed-9232-79ed-a6e8-e7220a191b73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-7aed-81ef-32445f1f7c0d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7b06-996b-e1079cbda92f" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-7aed-81ef-32445f1f7c0d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTableTextBlock_019d63ed-9232-719b-ad23-3f4d279680e1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-7aed-81ef-32445f1f7c0d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTableTextBlock_019d63ed-9232-719b-ad23-3f4d279680e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/DESCRIPTIONOFPLANDetails" xlink:type="simple" xlink:href="unp-20260626.xsd#DESCRIPTIONOFPLANDetails"/>
  <link:presentationLink xlink:role="http://www.up.com/role/DESCRIPTIONOFPLANDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanAbstract_019d63ed-9232-7df7-a9e6-cbf470a075b2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019d63ed-9232-7935-baf7-cf695ca1f7f2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanAbstract_019d63ed-9232-7df7-a9e6-cbf470a075b2" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019d63ed-9232-7935-baf7-cf695ca1f7f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7684-ac19-cdc11bce8ee3" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019d63ed-9232-7935-baf7-cf695ca1f7f2" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7684-ac19-cdc11bce8ee3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-71de-a99c-de392596ea0e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7684-ac19-cdc11bce8ee3" xlink:to="loc_dei_EntityDomain_019d63ed-9232-71de-a99c-de392596ea0e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7ffe-a8dd-fc828af9adc5" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-71de-a99c-de392596ea0e" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7ffe-a8dd-fc828af9adc5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019d63ed-9232-72d6-850e-e49a385d9e22" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019d63ed-9232-7935-baf7-cf695ca1f7f2" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019d63ed-9232-72d6-850e-e49a385d9e22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBPRequisiteServicePeriod_019f0084-df57-7b6c-92d6-b30db0144bad" xlink:href="unp-20260626.xsd#unp_EBPRequisiteServicePeriod"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019d63ed-9232-72d6-850e-e49a385d9e22" xlink:to="loc_unp_EBPRequisiteServicePeriod_019f0084-df57-7b6c-92d6-b30db0144bad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBPParticipantAccountsDiscretionaryInvestmentAllocationAllowedMaximumPercentageOfContributions_019d63ed-9232-7f8f-94b0-815039c3fcd9" xlink:href="unp-20260626.xsd#unp_EBPParticipantAccountsDiscretionaryInvestmentAllocationAllowedMaximumPercentageOfContributions"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019d63ed-9232-72d6-850e-e49a385d9e22" xlink:to="loc_unp_EBPParticipantAccountsDiscretionaryInvestmentAllocationAllowedMaximumPercentageOfContributions_019d63ed-9232-7f8f-94b0-815039c3fcd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBPParticipantAccountsVestingPercentage_019d63ed-9232-7e8d-bba1-31424a9456d5" xlink:href="unp-20260626.xsd#unp_EBPParticipantAccountsVestingPercentage"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019d63ed-9232-72d6-850e-e49a385d9e22" xlink:to="loc_unp_EBPParticipantAccountsVestingPercentage_019d63ed-9232-7e8d-bba1-31424a9456d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBPStillEmployedParticipantAgeForDistribution_019d63ed-9232-71e4-9da2-fbd2113379ca" xlink:href="unp-20260626.xsd#unp_EBPStillEmployedParticipantAgeForDistribution"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019d63ed-9232-72d6-850e-e49a385d9e22" xlink:to="loc_unp_EBPStillEmployedParticipantAgeForDistribution_019d63ed-9232-71e4-9da2-fbd2113379ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/FAIRVALUEMEASUREMENTDetails" xlink:type="simple" xlink:href="unp-20260626.xsd#FAIRVALUEMEASUREMENTDetails"/>
  <link:presentationLink xlink:role="http://www.up.com/role/FAIRVALUEMEASUREMENTDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavAbstract_019d63ed-9232-7131-9dda-a296c3b1bb87" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7fed-8003-5247a707a775" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavAbstract_019d63ed-9232-7131-9dda-a296c3b1bb87" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7fed-8003-5247a707a775" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-76af-9446-3a391c986f28" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7fed-8003-5247a707a775" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-76af-9446-3a391c986f28" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-7e1f-a1d6-7372551ebb86" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-76af-9446-3a391c986f28" xlink:to="loc_dei_EntityDomain_019d63ed-9232-7e1f-a1d6-7372551ebb86" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7dbd-876a-0633bc54f533" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-7e1f-a1d6-7372551ebb86" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7dbd-876a-0633bc54f533" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis_019d63ed-9232-71be-b244-c78cae1416ac" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7fed-8003-5247a707a775" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis_019d63ed-9232-71be-b244-c78cae1416ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-763e-b4fc-6f6979d9a2ae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis_019d63ed-9232-71be-b244-c78cae1416ac" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-763e-b4fc-6f6979d9a2ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustMember_019d63ed-9232-7594-93ed-3ecaf7395594" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-763e-b4fc-6f6979d9a2ae" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustMember_019d63ed-9232-7594-93ed-3ecaf7395594" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019d63ed-9232-73ac-9333-aa3a084a5d25" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7fed-8003-5247a707a775" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019d63ed-9232-73ac-9333-aa3a084a5d25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019d63ed-9232-7537-b1b5-fde691047932" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019d63ed-9232-73ac-9333-aa3a084a5d25" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019d63ed-9232-7537-b1b5-fde691047932" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel12And3Member_019d63ed-9232-7191-832e-8c163cd6732e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel12And3Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019d63ed-9232-7537-b1b5-fde691047932" xlink:to="loc_us-gaap_FairValueInputsLevel12And3Member_019d63ed-9232-7191-832e-8c163cd6732e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_019d63ed-9232-7ebd-8b80-abc851d60eec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueInputsLevel12And3Member_019d63ed-9232-7191-832e-8c163cd6732e" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_019d63ed-9232-7ebd-8b80-abc851d60eec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_019d63ed-9232-764a-b152-64cf1e9d8c5d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueInputsLevel12And3Member_019d63ed-9232-7191-832e-8c163cd6732e" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_019d63ed-9232-764a-b152-64cf1e9d8c5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_019d63ed-9232-7535-93d3-69bec7fc7f94" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueInputsLevel12And3Member_019d63ed-9232-7191-832e-8c163cd6732e" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_019d63ed-9232-7535-93d3-69bec7fc7f94" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_019d63ed-9232-7c43-b5ce-2d9c790280ee" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019d63ed-9232-7537-b1b5-fde691047932" xlink:to="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_019d63ed-9232-7c43-b5ce-2d9c790280ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019d63ed-9232-75d1-a98e-c8ba8bdd946f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7fed-8003-5247a707a775" xlink:to="loc_us-gaap_InvestmentTypeAxis_019d63ed-9232-75d1-a98e-c8ba8bdd946f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-78ba-ad11-16ff4b867ce9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019d63ed-9232-75d1-a98e-c8ba8bdd946f" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-78ba-ad11-16ff4b867ce9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_019d63ed-9232-7d8a-8fa8-c22d6e8f4503" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-78ba-ad11-16ff4b867ce9" xlink:to="loc_us-gaap_CommonStockMember_019d63ed-9232-7d8a-8fa8-c22d6e8f4503" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MutualFundMember_019d63ed-9232-7454-85fa-f245386ff9b4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MutualFundMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-78ba-ad11-16ff4b867ce9" xlink:to="loc_us-gaap_MutualFundMember_019d63ed-9232-7454-85fa-f245386ff9b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember_019d63ed-9232-776f-bd76-39f6e50b8f82" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-78ba-ad11-16ff4b867ce9" xlink:to="loc_us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember_019d63ed-9232-776f-bd76-39f6e50b8f82" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-7c52-85ba-9c4dea6f39e6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7fed-8003-5247a707a775" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-7c52-85ba-9c4dea6f39e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValue_019e9f42-3b66-752c-a970-20520a60fc07" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-7c52-85ba-9c4dea6f39e6" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValue_019e9f42-3b66-752c-a970-20520a60fc07" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/MASTERTRUSTPlansInterestDetails" xlink:type="simple" xlink:href="unp-20260626.xsd#MASTERTRUSTPlansInterestDetails"/>
  <link:presentationLink xlink:role="http://www.up.com/role/MASTERTRUSTPlansInterestDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract_019d63ed-9232-7373-ae46-0e8cc07c22a2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-72f9-88ec-fa9ccced9020" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract_019d63ed-9232-7373-ae46-0e8cc07c22a2" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-72f9-88ec-fa9ccced9020" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7a83-97e2-3e1ae6de4ee8" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-72f9-88ec-fa9ccced9020" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7a83-97e2-3e1ae6de4ee8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-700d-aa2d-bc6f39307a7b" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7a83-97e2-3e1ae6de4ee8" xlink:to="loc_dei_EntityDomain_019d63ed-9232-700d-aa2d-bc6f39307a7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7f14-9a0e-e6689600f0b9" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-700d-aa2d-bc6f39307a7b" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7f14-9a0e-e6689600f0b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis_019d63ed-9232-770c-8b29-1d75b2684246" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-72f9-88ec-fa9ccced9020" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis_019d63ed-9232-770c-8b29-1d75b2684246" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-72e4-86be-0b2ed6f35085" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis_019d63ed-9232-770c-8b29-1d75b2684246" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-72e4-86be-0b2ed6f35085" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustMember_019d63ed-9232-7a5a-8ee6-034336d849bf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-72e4-86be-0b2ed6f35085" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustMember_019d63ed-9232-7a5a-8ee6-034336d849bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedPlanInterestInMasterTrustMember_019d63ed-9232-7227-94de-9ae22d0ea554" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedPlanInterestInMasterTrustMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-72e4-86be-0b2ed6f35085" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedPlanInterestInMasterTrustMember_019d63ed-9232-7227-94de-9ae22d0ea554" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019d63ed-9232-7a66-90e9-c37557429192" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-72f9-88ec-fa9ccced9020" xlink:to="loc_us-gaap_InvestmentTypeAxis_019d63ed-9232-7a66-90e9-c37557429192" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-70b4-a198-5908c56b4940" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019d63ed-9232-7a66-90e9-c37557429192" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-70b4-a198-5908c56b4940" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_019d63ed-9232-7261-ae6d-fd441c3d999b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-70b4-a198-5908c56b4940" xlink:to="loc_us-gaap_CommonStockMember_019d63ed-9232-7261-ae6d-fd441c3d999b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MutualFundMember_019d63ed-9232-76c1-9a18-3d79f13ec2fe" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MutualFundMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-70b4-a198-5908c56b4940" xlink:to="loc_us-gaap_MutualFundMember_019d63ed-9232-76c1-9a18-3d79f13ec2fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember_019d63ed-9232-7758-9c0d-ecdf66b767fd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-70b4-a198-5908c56b4940" xlink:to="loc_us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember_019d63ed-9232-7758-9c0d-ecdf66b767fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-74fa-9156-5fbc00bb3190" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-72f9-88ec-fa9ccced9020" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-74fa-9156-5fbc00bb3190" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValue_019d63ed-9232-72e3-b6cc-b86b946192da" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-74fa-9156-5fbc00bb3190" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValue_019d63ed-9232-72e3-b6cc-b86b946192da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentContractValue_019d63ed-9232-7207-ab5a-5cd9481e219f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentContractValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-74fa-9156-5fbc00bb3190" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentContractValue_019d63ed-9232-7207-ab5a-5cd9481e219f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairAndContractValue_019d63ed-9232-7ced-82b9-8fa080502e46" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairAndContractValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-74fa-9156-5fbc00bb3190" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairAndContractValue_019d63ed-9232-7ced-82b9-8fa080502e46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/MASTERTRUSTInvestmentIncomeLossDetails" xlink:type="simple" xlink:href="unp-20260626.xsd#MASTERTRUSTInvestmentIncomeLossDetails"/>
  <link:presentationLink xlink:role="http://www.up.com/role/MASTERTRUSTInvestmentIncomeLossDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract_019d63ed-9232-7449-a382-4dfbd40003f3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-736c-b41a-0be72b1a1c16" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract_019d63ed-9232-7449-a382-4dfbd40003f3" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-736c-b41a-0be72b1a1c16" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-77c0-bd53-edec8c2cbc9c" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-736c-b41a-0be72b1a1c16" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-77c0-bd53-edec8c2cbc9c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-7098-8a77-780972a59500" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-77c0-bd53-edec8c2cbc9c" xlink:to="loc_dei_EntityDomain_019d63ed-9232-7098-8a77-780972a59500" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-703a-9d9c-02c86dc900e7" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-7098-8a77-780972a59500" xlink:to="loc_unp_EBP001Member_019d63ed-9232-703a-9d9c-02c86dc900e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis_019d63ed-9232-724a-82c2-5bf344a8352e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-736c-b41a-0be72b1a1c16" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis_019d63ed-9232-724a-82c2-5bf344a8352e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-7982-942c-44802a0f938b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis_019d63ed-9232-724a-82c2-5bf344a8352e" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-7982-942c-44802a0f938b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustMember_019d63ed-9232-7ff1-bb5e-16bfebb904a0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-7982-942c-44802a0f938b" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustMember_019d63ed-9232-7ff1-bb5e-16bfebb904a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedPlanInterestInMasterTrustMember_019d63ed-9232-7e1c-9444-a1cb54589f18" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedPlanInterestInMasterTrustMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-7982-942c-44802a0f938b" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedPlanInterestInMasterTrustMember_019d63ed-9232-7e1c-9444-a1cb54589f18" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-797e-ab10-1e143b8954cb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-736c-b41a-0be72b1a1c16" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-797e-ab10-1e143b8954cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForUnrealizedGainLossOnInvestment_019d63ed-9232-7d6f-a202-e0b0403c957f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForUnrealizedGainLossOnInvestment"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-797e-ab10-1e143b8954cb" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForUnrealizedGainLossOnInvestment_019d63ed-9232-7d6f-a202-e0b0403c957f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment_019d63ed-9232-7069-bec1-bce73cbc0c97" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-797e-ab10-1e143b8954cb" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment_019d63ed-9232-7069-bec1-bce73cbc0c97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment_019d63ed-9232-7b53-94d3-64c36d11af4c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-797e-ab10-1e143b8954cb" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment_019d63ed-9232-7b53-94d3-64c36d11af4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBPInvestmentInterestRateMinimum_019d63ed-9232-7b46-aee0-31757db2e6c4" xlink:href="unp-20260626.xsd#unp_EBPInvestmentInterestRateMinimum"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-797e-ab10-1e143b8954cb" xlink:to="loc_unp_EBPInvestmentInterestRateMinimum_019d63ed-9232-7b46-aee0-31757db2e6c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/MASTERTRUSTDisaggregationofContractValueDetails" xlink:type="simple" xlink:href="unp-20260626.xsd#MASTERTRUSTDisaggregationofContractValueDetails"/>
  <link:presentationLink xlink:role="http://www.up.com/role/MASTERTRUSTDisaggregationofContractValueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract_019d63ed-9232-7ea1-bd1f-805932e2bd5e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7d86-b0bb-0e9a713b3516" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustAbstract_019d63ed-9232-7ea1-bd1f-805932e2bd5e" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7d86-b0bb-0e9a713b3516" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7350-a5a2-f04cdab973d5" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7d86-b0bb-0e9a713b3516" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7350-a5a2-f04cdab973d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-7515-a8cc-c970e97d7db1" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7350-a5a2-f04cdab973d5" xlink:to="loc_dei_EntityDomain_019d63ed-9232-7515-a8cc-c970e97d7db1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-7814-a465-97ac86d89966" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-7515-a8cc-c970e97d7db1" xlink:to="loc_unp_EBP001Member_019d63ed-9232-7814-a465-97ac86d89966" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis_019d63ed-9232-76fa-9928-5b3ade212034" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7d86-b0bb-0e9a713b3516" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis_019d63ed-9232-76fa-9928-5b3ade212034" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-7c68-b890-92061f8dc942" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustAxis_019d63ed-9232-76fa-9928-5b3ade212034" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-7c68-b890-92061f8dc942" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustMember_019d63ed-9232-7234-a6bd-6e016c887434" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustAndPlanInterestInMasterTrustDomain_019d63ed-9232-7c68-b890-92061f8dc942" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNonconsolidatedMasterTrustMember_019d63ed-9232-7234-a6bd-6e016c887434" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019d63ed-9232-7d1e-b61a-dcee056b8e11" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7d86-b0bb-0e9a713b3516" xlink:to="loc_us-gaap_InvestmentTypeAxis_019d63ed-9232-7d1e-b61a-dcee056b8e11" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-7e3a-80a9-072983a0a1f2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019d63ed-9232-7d1e-b61a-dcee056b8e11" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-7e3a-80a9-072983a0a1f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanSyntheticInvestmentContractMember_019d63ed-9232-726b-8c3c-d7d3753ec1a4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanSyntheticInvestmentContractMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-7e3a-80a9-072983a0a1f2" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanSyntheticInvestmentContractMember_019d63ed-9232-726b-8c3c-d7d3753ec1a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanTraditionalGuaranteedInvestmentContractMember_019d63ed-9232-7d51-9223-dad767317c22" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTraditionalGuaranteedInvestmentContractMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-7e3a-80a9-072983a0a1f2" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanTraditionalGuaranteedInvestmentContractMember_019d63ed-9232-7d51-9223-dad767317c22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-700b-bb67-26d0b551fdf8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustTable_019d63ed-9232-7d86-b0bb-0e9a713b3516" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-700b-bb67-26d0b551fdf8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentContractValue_019d63ed-9232-7b01-92ff-a0de1d86f795" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentContractValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanMasterTrustLineItems_019d63ed-9232-700b-bb67-26d0b551fdf8" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentContractValue_019d63ed-9232-7b01-92ff-a0de1d86f795" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.up.com/role/EXEMPTPARTYININTERESTTRANSACTIONSDetails" xlink:type="simple" xlink:href="unp-20260626.xsd#EXEMPTPARTYININTERESTTRANSACTIONSDetails"/>
  <link:presentationLink xlink:role="http://www.up.com/role/EXEMPTPARTYININTERESTTRANSACTIONSDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsAbstract_019d63ed-9232-780d-b33f-bc183c82923c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019d63ed-9232-7c9b-9d28-4f514bd1af99" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsAbstract_019d63ed-9232-780d-b33f-bc183c82923c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019d63ed-9232-7c9b-9d28-4f514bd1af99" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019d63ed-9232-7cf9-8d70-33e226b7762c" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019d63ed-9232-7c9b-9d28-4f514bd1af99" xlink:to="loc_dei_LegalEntityAxis_019d63ed-9232-7cf9-8d70-33e226b7762c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019d63ed-9232-791d-9d2c-76a96caa2965" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_019d63ed-9232-7cf9-8d70-33e226b7762c" xlink:to="loc_dei_EntityDomain_019d63ed-9232-791d-9d2c-76a96caa2965" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBP001Member_019d63ed-9232-75c7-94b7-57151412a257" xlink:href="unp-20260626.xsd#unp_EBP001Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_019d63ed-9232-791d-9d2c-76a96caa2965" xlink:to="loc_unp_EBP001Member_019d63ed-9232-75c7-94b7-57151412a257" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019d63ed-9232-73a2-89ee-b686325a1957" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019d63ed-9232-7c9b-9d28-4f514bd1af99" xlink:to="loc_us-gaap_InvestmentTypeAxis_019d63ed-9232-73a2-89ee-b686325a1957" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-737f-a520-9834411c6a2a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_019d63ed-9232-73a2-89ee-b686325a1957" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-737f-a520-9834411c6a2a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockMember_019d63ed-9232-72d3-bbcd-aec44c73b6a7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019d63ed-9232-737f-a520-9834411c6a2a" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockMember_019d63ed-9232-72d3-bbcd-aec44c73b6a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019d63ed-9232-75a9-b5bd-1f9565b50d8d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019d63ed-9232-7c9b-9d28-4f514bd1af99" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019d63ed-9232-75a9-b5bd-1f9565b50d8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_unp_EBPInvestmentPlanInterestInMasterTrustCost_019d63ed-9232-711d-98d2-8f090d52916a" xlink:href="unp-20260626.xsd#unp_EBPInvestmentPlanInterestInMasterTrustCost"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019d63ed-9232-75a9-b5bd-1f9565b50d8d" xlink:to="loc_unp_EBPInvestmentPlanInterestInMasterTrustCost_019d63ed-9232-711d-98d2-8f090d52916a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForDividendIncomeOnInvestment_019d63ed-9232-73ff-97f7-d58ba619587f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForDividendIncomeOnInvestment"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019d63ed-9232-75a9-b5bd-1f9565b50d8d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForDividendIncomeOnInvestment_019d63ed-9232-73ff-97f7-d58ba619587f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
</link:linkbase>
