Big Springs is located in Union County, South Dakota. Big Springs has a 2025 population of 281 . Big Springs is currently growing at a rate of 1.44% annually and its population has increased by 9.34% since the most recent census, which recorded a population of 257 in 2020.
The average household income in Big Springs is $111,803 with a poverty rate of 2.19%. The median age in Big Springs is 40.6 years: 40.9 years for males, and 39.3 years for females. For every 100 females there are 168.6 males.
Data after 2023 is projected based on recent change
The racial composition of Big Springs includes 98.91% White, and smaller percentages for Two or more races and multiracial populations.
White (98.91%)
Two or more races (1.09%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 271 | 98.91% |
| Two or more races | 3 | 1.09% |
Married
Widowed
Divorced
Separated
Never Married
Big Springs' average per capita income is $54,141. Household income levels show a median of $123,750. The poverty rate stands at 2.19%.
Name | Median | Mean |
|---|---|---|
| Households | $123,750 | $111,803 |
| Families | $122,708 | $144,373 |
| Married Families | - | - |
| Non Families | - | $77,921 |
Average Income
Median Household Income
Poverty Rate