
Forest Lake
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 30.539
- State:
- Minnesota
Forest Lake is a city located in Washington County, Minnesota. Forest Lake has a 2025 population of 20,674. Forest Lake is currently declining at a rate of -0.02% annually and its population has decreased by -0.13% since the most recent census, which recorded a population of 20,701 in 2020.
The average household income in Forest Lake is $114,883 with a poverty rate of 6.74%. The median age in Forest Lake is 38.8 years: 37.9 years for males, and 39.9 years for females.