Geography is central to the work of the Census Bureau, providing the framework for survey design, sample selection, data collection, tabulation, and dissemination. Geography provides meaning and context to statistical data.
Read MoreMapping Files
TIGER/Line Shapefiles
View all the available mapping files from the Geography program.
Cartographic Boundary Files
View the newest available cartographic boundary files in shapefiles, geodatabase, and KML formats.
TIGER/Line Geodatabases
View the available TIGER/Line geodatabases from the Geography program.
Reference Maps
2021 BAS Maps
The 2021 BAS Maps display legal boundaries and names effective as of January 1, 2020.
2020 Census P.L. 94-171 Redistricting Data Map Suite
Here you will find the 2020 Census P.L. 94-171 Redistricting Data Map Suite
117th Congressional District Wall Maps
This wall map depicts congressional district boundaries in effect for the 117th Congress of the United States (January 2021-2023).
Reference Files