v3.25.2
Document And Entity Information
Jul. 02, 2025
Document Information [Line Items]  
Entity, Registrant Name Mifflinburg Bancorp, Inc.
Document, Type 8-K
Document, Period End Date Jul. 02, 2025
Entity, Incorporation, State or Country Code PA
Entity, File Number 333-284191
Entity, Tax Identification Number 23-2362874
Entity, Address, Address Line One 250 East Chestnut Street
Entity, Address, City or Town Mifflinburg
Entity, Address, State or Province PA
Entity, Address, Postal Zip Code 17844
City Area Code 570
Local Phone Number 966-1041
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity, Emerging Growth Company false
Amendment Flag false
Entity, Central Index Key 0000779227