Business software planning
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 population and geographic scope to frame a local business software brief. Estimate the size of the area you mean, then define the customers, data sources and workflow the software must support.
A geographic reference does not establish an office, a client engagement or a delivery commitment in this county.
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.