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District of Columbia

District of Columbia's 2026 population is estimated at 732,102, reflecting a 2.08% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). District of Columbia is the largest county in District of Columbia. The 2010 population was 605,282 and has grown 20.95% since 2010.

732,102
Total Population
12,002
Population Density (mi²)
1
Population Rank (State)
14.9K 2.08%
Annual Population Growth

District of Columbia Population

Demographics

Economics and Income Statistics