
Oak Hill
- County:
- Cumberland County
- County Seat:
- No
- Area (mi²):
- 5.609
- State:
- Maine
Oak Hill is a CDP located in Cumberland County, Maine. Oak Hill has a 2025 population of 6,750. Oak Hill is currently growing at a rate of 7.14% annually and its population has increased by 41.12% since the most recent census, which recorded a population of 4,783 in 2020.
The average household income in Oak Hill is $107,428 with a poverty rate of 3.3%. The median age in Oak Hill is 48.9 years: 45.6 years for males, and 51.6 years for females.