
Carthage
- County:
- Rush County
- County Seat:
- No
- Area (mi²):
- 0.565
- State:
- Indiana
Carthage is a town located in Rush County, Indiana. Carthage has a 2025 population of 929. Carthage is currently growing at a rate of 0.22% annually and its population has increased by 1.2% since the most recent census, which recorded a population of 918 in 2020.
The average household income in Carthage is $50,688 with a poverty rate of 30.63%. The median age in Carthage is 36.4 years: 35.8 years for males, and 38.2 years for females.