Cowiche is a CDP located in Yakima County, Washington. Cowiche has a 2026 population of 454. Cowiche is currently growing at a rate of 0.44% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median age in Cowiche is 54.3 years: 54.4 years for males, and 48.9 years for females. For every 100 females there are 67.7 males.
Data after 2023 is projected based on recent change
Overall: 54.3 years
Female: 48.9 years
Male: 54.4 years
There are 364 adults, (81 of whom are seniors) in Cowiche.
Female: 217 (59.6%)
Male: 147 (40.4%)
The racial composition of Cowiche includes 51.92% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 189 | 51.92% |
| Two or more races | 175 | 48.08% |