
Exeter
- County:
- Penobscot County
- County Seat:
- No
- Area (mi²):
- 38.562
- State:
- Maine
Exeter is located in Penobscot County, Maine. Exeter has a 2025 population of 998. Exeter is currently growing at a rate of 0.6% annually and its population has increased by 3.42% since the most recent census, which recorded a population of 965 in 2020.
The average household income in Exeter is $80,188 with a poverty rate of 7.24%. The median age in Exeter is 52.7 years: 52.3 years for males, and 53.4 years for females.