GIS | US County Boundaries

Dumfries

Updated Nov 3, 2026

About this dataset

US Census Bureau Cartographic Boundary File of county boundaries for each state in the Unites States.

From the US Census Bureau: "The cartographic boundary files are simplified representations of selected geographic areas from the Census Bureau’s MAF/TIGER geographic database. These boundary files are specifically designed for small scale thematic mapping."

Data and resources (6)

CSV
GIS | US County Boundaries
Modified Nov 3, 2026Table and Data API available
Open link: GIS | US County Boundaries Explore data: GIS | US County Boundaries
JSON
GIS | US County Boundaries
Modified Sep 3, 2026
Open link: GIS | US County Boundaries
XSL
GIS | US County Boundaries
Modified Sep 3, 2026
Open link: GIS | US County Boundaries
GeoJSON
GIS | US County Boundaries
Modified Sep 3, 2026Map preview available
Open link: GIS | US County Boundaries Preview map: GIS | US County Boundaries
GIS | US County Boundaries
Modified Sep 3, 2026Map preview available
Open link: GIS | US County Boundaries Preview map: GIS | US County Boundaries
GIS | US County Boundaries
Modified Sep 3, 2026Map preview available
Open link: GIS | US County Boundaries Preview map: GIS | US County Boundaries

Prototype by Datopian · not an official government website · data from data.virginia.gov