
Carbon
- County:
- Clay County
- County Seat:
- No
- Area (mi²):
- 0.149
- State:
- Indiana
Carbon is a town located in Clay County, Indiana. Carbon has a 2025 population of 263. Carbon is currently growing at a rate of 0.38% annually and its population has increased by 1.15% since the most recent census, which recorded a population of 260 in 2020.
The average household income in Carbon is $76,342 with a poverty rate of 10.24%. The median age in Carbon is 27.9 years: 27.7 years for males, and 40.1 years for females.