Franklin County Flag

Franklin County

State:
Kansas
County Seat:
Ottawa

Franklin County's estimated 2026 population is 26,373 with a growth rate of 0.19% in the past year according to the most recent United States census data. Franklin County is the 23rd largest county in Kansas. The 2010 population was 25,986 and has seen a growth of 1.49% since that time.

26,373
Total Population
46
Population Density (mi²)
23
Population Rank (State)
50 0.19%
Annual Population Growth

Franklin County Population

Demographics

Economics and Income Statistics