Spring township is located in Spink County, South Dakota. Spring township has a 2026 population of 21. Spring township is currently declining at a rate of 0% annually and its population has decreased by -4.55% since the most recent census, which recorded a population of 22 in 2020.
The median age in Spring township is 44.7 years: 48.5 years for males, and 44.6 years for females. For every 100 females there are 13.6 males.
Data after 2023 is projected based on recent change
Overall: 44.7 years
Female: 44.6 years
Male: 48.5 years
There are 50 adults, (6 of whom are seniors) in Spring township.
Female: 44 (88%)
Male: 6 (12%)
The racial composition of Spring township includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 50 | 100% |