Afton township is located in Sanborn County, South Dakota. Afton township has a 2026 population of 32. Afton township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 32 in 2020.
The median age in Afton township is 13.8 years: 11.5 years for males, and 0 years for females. For every 100 females there are 300.0 males.
Data after 2023 is projected based on recent change
Overall: 13.8 years
Female: 0 years
Male: 11.5 years
There are 19 adults, (7 of whom are seniors) in Afton township.
Female: 10 (25%)
Male: 30 (75%)
The racial composition of Afton township includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 40 | 100% |