Comparison to Surrounding Areas
The median household income ($32,589) for 57621 is less than 57641 ($83,750), 57642 ($58,750), and Corson County ($46,406). And it's the same as Bullhead CDP ($32,589).
| 57621 | $32,589 |
| Bullhead CDP | $32,589 |
| Corson County | $46,406 |
Get Median Household Income for all Zip Codes in South Dakota.
The average household income ($32,763) for 57621 is less than 57641 ($112,393), 57642 ($79,838), and Corson County ($73,764). And it's the same as Bullhead CDP ($32,763).
| 57621 | $32,763 |
| Bullhead CDP | $32,763 |
| Corson County | $73,764 |
Get Average Household Income for all Zip Codes in South Dakota.
The per-capita income for 57621 is $7,640. The per capita income ($7,640) for 57621 is less than 57641 ($54,121), 57642 ($24,031), and Corson County ($22,830). And it's the same as Bullhead CDP ($7,640).
| 57621 | $7,640 |
| Bullhead CDP | $7,640 |
| Corson County | $22,830 |
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 57621 is less than 57641 (10.6%), 57642 (8.8%), and Corson County (6.8%). And it's the same as Bullhead CDP (0.0%).
| 57621 | 0.0% |
| Bullhead CDP | 0.0% |
| Corson County | 6.8% |
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 | |
|---|---|---|---|---|
| 57621 | $-1 | $2,499 | $33,750 | $31,250 |
| Bullhead CDP | $-1 | $2,499 | $33,750 | $31,250 |
| Corson County | $61,071 | $59,844 | $46,696 | $34,091 |
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 57621 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+ | |||||
| 57621 | +/-$19,737 | +/-$11,203 | +/-$3,338 | +/-33.8% | +/-$-1 | +/-$-1 | +/-$14,217 | +/-$10,662 |
| Bullhead CDP | +/-$19,737 | +/-$11,203 | +/-$3,338 | +/-33.8% | +/-$-1 | +/-$-1 | +/-$14,217 | +/-$10,662 |
| Corson County | +/-$11,944 | +/-$7,733 | +/-$2,365 | +/-2.4% | +/-$40,039 | +/-$20,083 | +/-$23,954 | +/-$8,224 |