
Charleston
- County:
- Penobscot County
- County Seat:
- No
- Area (mi²):
- 40.553
- State:
- Maine
Charleston is located in Penobscot County, Maine. Charleston has a 2025 population of 1,639. Charleston is currently growing at a rate of 0.18% annually and its population has increased by 5.61% since the most recent census, which recorded a population of 1,552 in 2020.
The average household income in Charleston is $84,327 with a poverty rate of 3.13%. The median age in Charleston is 45.1 years: 41.3 years for males, and 49.6 years for females.