Irwin is a CDP located in Barton County, Missouri. Irwin has a 2026 population of 46. Irwin is currently growing at a rate of 6.98% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
Data after 2023 is projected based on recent change
Overall: 0 years
Female: 0 years
Male: 0 years
There are 43 adults, (0 of whom are seniors) in Irwin.
Female: 14 (32.6%)
Male: 29 (67.4%)
The racial composition of Irwin includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 43 | 100% |