Douglas County Flag

Douglas County

State:
Kansas
County Seat:
Lawrence

Douglas County's estimated 2026 population is 123,609 with a growth rate of 0.66% in the past year according to the most recent United States census data. Douglas County is the 5th largest county in Kansas. The 2010 population was 111,204 and has seen a growth of 11.16% since that time.

123,609
Total Population
271
Population Density (mi²)
5
Population Rank (State)
810 0.66%
Annual Population Growth

Douglas County Population

Demographics

Economics and Income Statistics