Geography Program
Geography Program
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.
Geographic Support Program
Featured
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Mapping FileTIGER/Line ShapefilesView the available TIGER/Line Shapefiles from the Geography program.
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Reference FileAddress Count Listing Files and Related Map ViewersView the Address Count Listing Files from the Geography program.
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Thematic MapTIGERwebTIGERweb system visualizes Topologically Integrated Geographic Encoding and Referencing (TIGER) data, including legal and statistical boundaries and features.
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Thematic MapInteractive MapsWork with interactive mapping tools from across the Census Bureau.
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Data ToolResponse Outreach Area Mapper (ROAM)This interactive map makes hard-to-survey areas easier to identify using American Community Survey (ACS) estimates available in the Planning Database.
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Data ToolCenters of PopulationThis collection of story maps provides information about centers of population of the United States.
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Mapping FileTIGER/Line ShapefilesView the available TIGER/Line Shapefiles from the Geography program.
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Mapping FileCartographic Boundary FilesView the newest available cartographic boundary files in shapefiles, geodatabase, and Keyhole Markup Language (KML) formats.
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Mapping FileTIGER/Line GeodatabasesView the available TIGER/Line geodatabases from the Geography program.
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Reference FileAddress Count Listing Files and Related Map ViewersView the Address Count Listing Files from the Geography program.
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Reference FileGeographic Reference FilesView all the available Geographic Reference Files (GRFs) from the Geography program.
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Reference FileRelationship FilesView all the available relationship files from the Geography program.
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Reference FileTalliesView the available tallies from the Geography program.
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America Counts StorySewers or Septic Systems? How U.S. States Treat WastewaterOctober 29, 2026The 2025 American Community Survey out today provides data on what state and type of community rely on public sewer vs. septic systems.
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America Counts StoryHow Many U.S. Households Have Electric Vehicles?October 29, 2026The 2025 American Community Survey 1-year estimates for the first time measured the number of U.S. households with electric vehicles.
Page Last Revised - October 30, 2026