
Lake Ketchum
- County:
- Skagit County
- County Seat:
- No
- Area (mi²):
- 3.109
- State:
- Washington
Lake Ketchum is a CDP located in Skagit County, Washington. Lake Ketchum has a 2025 population of 1,520. Lake Ketchum is currently growing at a rate of 2.63% annually and its population has increased by 18.94% since the most recent census, which recorded a population of 1,278 in 2020.
The average household income in Lake Ketchum is $115,586 with a poverty rate of 7.35%. The median age in Lake Ketchum is 54.2 years: 56.3 years for males, and 54 years for females.