
Cowiche
- County:
- Yakima County
- County Seat:
- No
- Area (mi²):
- 0.83
- State:
- Washington
Cowiche is a CDP located in Yakima County, Washington. Cowiche has a 2025 population of 449. Cowiche is currently growing at a rate of 0.22% annually but its population has decreased by -32.18% since the most recent census, which recorded a population of 662 in 2020.
The average household income in Cowiche is $33,247 with a poverty rate of 23.39%. The median age in Cowiche is 53.6 years: 54 years for males, and 53.1 years for females.