
Brewster
- County:
- Okanogan County
- County Seat:
- No
- Area (mi²):
- 1.152
- State:
- Washington
Brewster is a city located in Okanogan County, Washington. Brewster has a 2025 population of 2,082. Brewster is currently growing at a rate of 0.92% annually and its population has increased by 4.78% since the most recent census, which recorded a population of 1,987 in 2020.
The average household income in Brewster is $62,127 with a poverty rate of 27.12%. The median age in Brewster is 28.6 years: 16.1 years for males, and 41.3 years for females.