Geography is central to the work of the Census Bureau, providing the framework for survey design, sample selection, data collection, tabulation, and dissemination. Â 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.
Metropolitan and Micropolitan Statistical Areas Map (March 2020)
Here you will find the reference map for the March 2020 Metropolitan and Metropolitan Statistical Areas (CBSAs)
New England City and Town Areas Map (March 2020)
Here is the March 2020 New England City and Town Areas reference map.
Reference Files