
Monroe
- County:
- Waldo County
- County Seat:
- No
- Area (mi²):
- 38.913
- State:
- Maine
Monroe is located in Waldo County, Maine. Monroe has a 2025 population of 959. Monroe is currently growing at a rate of 0.74% annually and its population has increased by 3.01% since the most recent census, which recorded a population of 931 in 2020.
The average household income in Monroe is $84,648 with a poverty rate of 14.51%. The median age in Monroe is 44.1 years: 46.5 years for males, and 43.5 years for females.