Barstow is a CDP located in Ferry County, Washington. Barstow has a 2026 population of 94. Barstow is currently growing at a rate of 6.82% 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 Barstow is 33.5 years: 10.7 years for males, and 33.8 years for females. For every 100 females there are 110.3 males.
Data after 2023 is projected based on recent change
Overall: 33.5 years
Female: 33.8 years
Male: 10.7 years
There are 147 adults, (26 of whom are seniors) in Barstow.
Female: 117 (47.6%)
Male: 129 (52.4%)
The racial composition of Barstow includes 92.68% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 228 | 92.68% |
| Two or more races | 18 | 7.32% |