Comparison to Surrounding Areas
The median household income ($-1) for 57571 is less than 57317 ($50,833), 57538 ($46,875), 68755 ($119,100), and Gregory County ($62,917). And it's the same as St. Charles CDP ($-1).
| 57571 | $-1 |
| St. Charles CDP | $-1 |
| Gregory County | $62,917 |
Get Median Household Income for all Zip Codes in South Dakota.
The average household income ($33,767) for 57571 is less than the average household income for 57317 ($68,156), 57538 ($93,514), 68755 ($125,328), and Gregory County ($81,084). But it's more than St. Charles CDP ($-1).
| 57571 | $33,767 |
| St. Charles CDP | $-1 |
| Gregory County | $81,084 |
Get Average Household Income for all Zip Codes in South Dakota.
The per-capita income for 57571 is $17,418. The per capita income ($17,418) for 57571 is less than 57317 ($25,065), 57538 ($70,644), 68755 ($50,088), Gregory County ($35,917), and St. Charles CDP ($18,983).
| 57571 | $17,418 |
| St. Charles CDP | $18,983 |
| Gregory County | $35,917 |
Get Per-Capita Income for all Zip Codes in South Dakota.
0% of households make over $200,000 a year. The percent high income households (0.0%) for 57571 is less than 57317 (0.5%), 57538 (11.8%), 68755 (15.1%), and Gregory County (7.0%). And it's the same as St. Charles CDP (0.0%).
| 57571 | 0.0% |
| St. Charles CDP | 0.0% |
| Gregory County | 7.0% |
Get High Income Households for all Zip Codes in South Dakota.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 57571 | $-1 | $-1 | $-1 | $-1 |
| St. Charles CDP | $-1 | $-1 | $-1 | $-1 |
| Gregory County | $39,500 | $91,023 | $59,500 | $50,417 |
Get Median Household Income by Age of Householder for all Zip Codes in South Dakota.
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All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 57571 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 57571 | +/-$-1 | +/-$18,327 | +/-$11,205 | +/-75.1% | +/-$-1 | +/-$-1 | +/-$-1 | +/-$-1 |
| St. Charles CDP | +/-$-1 | +/-$-1 | +/-$20,622 | +/-100.0% | +/-$-1 | +/-$-1 | +/-$-1 | +/-$-1 |
| Gregory County | +/-$8,637 | +/-$5,311 | +/-$3,298 | +/-2.2% | +/-$18,252 | +/-$9,109 | +/-$17,249 | +/-$7,103 |