
Carlisle
- County:
- Sullivan County
- County Seat:
- No
- Area (mi²):
- 0.518
- State:
- Indiana
Carlisle is a town located in Sullivan County, Indiana. Carlisle has a 2025 population of 612. Carlisle is currently declining at a rate of -0.33% annually and its population has decreased by -1.45% since the most recent census, which recorded a population of 621 in 2020.
The average household income in Carlisle is $63,033 with a poverty rate of 17.27%. The median age in Carlisle is 38.1 years: 37.3 years for males, and 38.3 years for females.