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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019f8c04-53db-721b-ab57-e2b6b4b1e680,g:9945e782-b43f-4079-8b47-0417f31d4d5f-->
<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://thetradedesk.com/role/Cover" xlink:type="simple" xlink:href="ttd-20260806.xsd#Cover"/>
  <link:presentationLink xlink:role="http://thetradedesk.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_019f8c04-53db-713b-9db6-60697ad38f73" 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_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_DocumentType_019f8c04-53db-713b-9db6-60697ad38f73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_019f8c04-53db-7226-934e-2102fcab0fb2" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_DocumentPeriodEndDate_019f8c04-53db-7226-934e-2102fcab0fb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_019f8c04-53db-76e6-b351-95091fe78498" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_EntityRegistrantName_019f8c04-53db-76e6-b351-95091fe78498" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_019f8c04-53db-71db-ab7f-d0c3af8678c3" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_EntityIncorporationStateCountryCode_019f8c04-53db-71db-ab7f-d0c3af8678c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_019f8c04-53db-72ec-8e99-10ab9f03b769" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_EntityFileNumber_019f8c04-53db-72ec-8e99-10ab9f03b769" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_019f8c04-53db-79ce-9abe-e3c2ceeae8f5" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_EntityTaxIdentificationNumber_019f8c04-53db-79ce-9abe-e3c2ceeae8f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_019f8c04-53db-765d-87ac-9f38c65f4c06" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_EntityAddressAddressLine1_019f8c04-53db-765d-87ac-9f38c65f4c06" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_019f8c04-53db-794f-a88e-2f3c5a99edcb" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_EntityAddressCityOrTown_019f8c04-53db-794f-a88e-2f3c5a99edcb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_019f8c04-53db-75fe-b6d7-a460377fa122" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressStateOrProvince"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_EntityAddressStateOrProvince_019f8c04-53db-75fe-b6d7-a460377fa122" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_019f8c04-53db-71da-9152-079fff4a63c7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_EntityAddressPostalZipCode_019f8c04-53db-71da-9152-079fff4a63c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_019f8c04-53db-7675-a6eb-735ff52fceb6" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_CityAreaCode_019f8c04-53db-7675-a6eb-735ff52fceb6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_019f8c04-53db-73a8-af2d-1e1c5f1d2da9" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_LocalPhoneNumber_019f8c04-53db-73a8-af2d-1e1c5f1d2da9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_019f8c04-53db-7bc3-8d99-6a64df7990d4" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_WrittenCommunications"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_WrittenCommunications_019f8c04-53db-7bc3-8d99-6a64df7990d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_019f8c04-53db-7c33-a097-8a1927c05977" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_SolicitingMaterial"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_SolicitingMaterial_019f8c04-53db-7c33-a097-8a1927c05977" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_019f8c04-53db-73b0-9cfd-64b34c1bef75" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_PreCommencementTenderOffer"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_PreCommencementTenderOffer_019f8c04-53db-73b0-9cfd-64b34c1bef75" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_019f8c04-53db-74ea-a908-f6e2b8dfb62d" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_PreCommencementIssuerTenderOffer"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_019f8c04-53db-74ea-a908-f6e2b8dfb62d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_019f8c04-53db-7d5f-b484-53ee7b245051" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_Security12bTitle"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_Security12bTitle_019f8c04-53db-7d5f-b484-53ee7b245051" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_019f8c04-53db-7757-b7bb-56b910ef77c8" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_TradingSymbol"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_TradingSymbol_019f8c04-53db-7757-b7bb-56b910ef77c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_019f8c04-53db-7e9d-9860-699fd05d2d58" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_SecurityExchangeName"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_SecurityExchangeName_019f8c04-53db-7e9d-9860-699fd05d2d58" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_019f8c04-53db-70a3-9922-535de64f56d9" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_EntityEmergingGrowthCompany_019f8c04-53db-70a3-9922-535de64f56d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_019f8c04-53db-7ac5-987f-aeb3956d9097" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_EntityCentralIndexKey_019f8c04-53db-7ac5-987f-aeb3956d9097" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_019f8c04-53db-7a80-b28d-84acf20a2980" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019f8c04-53db-7611-8fa2-58a0b1ab2035" xlink:to="loc_dei_AmendmentFlag_019f8c04-53db-7a80-b28d-84acf20a2980" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
</link:linkbase>
