
Keller
- County:
- Ferry County
- County Seat:
- No
- Area (mi²):
- 9.515
- State:
- Washington
Keller is a CDP located in Ferry County, Washington. Keller has a 2025 population of 261. Keller is currently growing at a rate of 0.38% annually and its population has increased by 27.94% since the most recent census, which recorded a population of 204 in 2020.
The average household income in Keller is $57,942 with a poverty rate of 24.62%. The median age in Keller is 47.5 years: 47.9 years for males, and 47 years for females.