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Formula Apportionments Data

This page provides links to data from the National Transit Database (NTD) and the U.S. Census that FTA used to calculate the Fiscal Year (FY) 2024 formula apportionments. Beginning in FY 2024, FTA has used 2020 Census data in its apportionment calculations.

National Transit Database (NTD) DATA

U.S. Census Data