Brookville
- County:
- Franklin County
- County Seat:
- Yes
- Area (mi²):
- 1.397
- State:
- Indiana
Brookville is a town located in Franklin County, Indiana. Brookville has a 2026 population of 2,655. It is also the county seat of Franklin County. Brookville is currently declining at a rate of -0.19% annually but its population has increased by 1.22% since the most recent census, which recorded a population of 2,623 in 2020.