County Adjacency File (2026)
U.S. Census Bureau, Geography Division
- License
- Public domain
- Commercial
- Yes
- Format
- Several
- Coverage
- United States, DC, Puerto Rico and Island Areas (counties)
- Last updated
- Added to findgis 31 Oct 2026 · Update frequency Annual
Tags
The 2026 file covers the 50 states, DC, Puerto Rico, American Samoa, the Northern Mariana Islands, Guam, and the US Virgin Islands.
Source and attribution
- Publisher
- U.S. Census Bureau, Geography Division
- License
- Public domain
- Commercial use
- Yes
- Attribution required
- No
- Modification allowed
- See publisher
- Redistribution allowed
- See publisher
- Share-alike
- No
- Region
- United StatesUS
- Type
- Vector
- Time
- 2026–2026
- Extent
- -179.217.6-64.571.4West, south, east, north. Approximate region extent.
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