Dallas County Flag

Dallas County

State:
Texas
County Seat:
Dallas

Dallas County's 2026 population is estimated at 2,658,781, reflecting a -0.1% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Dallas County is the 2nd largest county in Texas. The 2010 population was 2,373,711 and has grown 12.01% since 2010.

2,658,781
Total Population
3,046
Population Density (mi²)
2
Population Rank (State)
-2.6K -0.1%
Annual Population Growth

Dallas County Population

Demographics

Economics and Income Statistics