Geographic context for sports research
District of Columbia county reference
1 counties and county equivalents in District of Columbia. Search names or FIPS codes, compare Census geography and keep the original sources with your work.
- District of Columbia
District of Columbia · FIPS 11001
693,645 residents · 2025 estimate
Use the county data
Use county identifiers when organizing your own venue, travel or local sports research. A geographic label helps distinguish locations; it is not evidence for a team forecast, a price edge or a betting result.
County population and area are reference facts, not sports performance signals.
Geography: 2025 U.S. Census Gazetteer. Population: Vintage 2025 estimates, July 1, 2025. County equivalents include parishes, boroughs, independent cities and planning regions. Puerto Rico population is not supplied by this population file.