Census TIGER/Line

Reviewed by a person, 2026-11-04 Data source · census-tiger-line

Annual shapefiles/geodatabases of census geographies, roads, address ranges and boundaries.

About this source
Publisher	U.S. Census Bureau
Coverage	United States Bounding box (EPSG:4326): `-179.2, 17.8, -64.5, 71.4`
Licence	`LicenseRef-Public-Domain` Publisher's wording: Public domain
Themes	`us-federal-census, open-data-sources`
Update cadence	Not stated
Formats	Not stated
Status	active
Last verified	2026-11-04
Notes	Base for joins to ACS
Recipe	Runs with `registry_fetch` Fetch access 1 with a bbox around the area of interest to get county boundaries in EPSG:4326. Reproject to the project's projected CRS before measuring areas or distances.
Related	Not stated

Access endpoints

Type	URL	Layer or index	Auth	Notes
`http`	https://www.census.gov/geographies/mapping-files/time-series/geo/tiger-line-file.html	Not stated	none	Not stated
`arcgis-rest`	https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/State_County/MapServer	`1`	none	Current county boundaries (layer 1, Counties); layer 0 is States.

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