
Franklin County
- State:
- Indiana
- County Seat:
- Brookville
Franklin County's estimated 2025 population is 23,122 with a growth rate of 0.06% in the past year according to the most recent United States census data. Franklin County is the 67th largest county in Indiana. The 2010 population was 23,058 and has seen a growth of 0.28% since that time.