
Three Lakes
- County:
- Snohomish County
- County Seat:
- No
- Area (mi²):
- 11.668
- State:
- Washington
Three Lakes is a CDP located in Snohomish County, Washington. Three Lakes has a 2025 population of 3,668. Three Lakes is currently growing at a rate of 0.88% annually and its population has increased by 7.53% since the most recent census, which recorded a population of 3,411 in 2020.
The average household income in Three Lakes is $165,149 with a poverty rate of 7.07%. The median age in Three Lakes is 44.4 years: 43.8 years for males, and 44.9 years for females.