Foster is a village located in Bates County, Missouri. Foster has a 2026 population of 79. Foster is currently growing at a rate of 1.28% annually and its population has increased by 3.95% since the most recent census, which recorded a population of 76 in 2020.
The median age in Foster is 58.8 years: 59.5 years for males, and 56 years for females. For every 100 females there are 150.0 males.
Data after 2023 is projected based on recent change
Overall: 58.8 years
Female: 56 years
Male: 59.5 years
There are 64 adults, (18 of whom are seniors) in Foster.
Female: 26 (40%)
Male: 39 (60%)
The racial composition of Foster includes 98.46% White, and smaller percentages for Two or more races and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 64 | 98.46% |
| Two or more races | 1 | 1.54% |