Big Springs township is located in Union County, South Dakota. Big Springs township has a 2026 population of 285. Big Springs township is currently growing at a rate of 1.42% annually and its population has increased by 10.89% since the most recent census, which recorded a population of 257 in 2020.
The median household income in Big Springs township is $96,103 with a poverty rate of 2.11%. The median age in Big Springs township is 44 years: 43.9 years for males, and 44.1 years for females. For every 100 females there are 146.9 males.
Data after 2023 is projected based on recent change
Overall: 44 years
Female: 44.1 years
Male: 43.9 years
There are 206 adults, (47 of whom are seniors) in Big Springs township.
Female: 96 (40.5%)
Male: 141 (59.5%)
The racial composition of Big Springs township includes 98.73% White, and smaller percentages for Two or more races and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 234 | 98.73% |
| Two or more races | 3 | 1.27% |
Big Springs township 's average per capita income is $56,029. Household income levels show a median of $96,103. The poverty rate stands at 2.11%.
| Name | Median ↓ | Mean |
|---|---|---|
| Families | $166,250 | $156,667 |
| Married Families | $166,250 | - |
| Households | $96,103 | $107,711 |
| Non Families | - | $71,856 |
Average Income
Median Household Income
Poverty Rate