Comparison to Surrounding Areas
The median household income ($66,094) for 57656 is less than the median household income for 57633 ($78,750) and 57641 ($83,750). But it's more than 57661 ($55,000), 57630 ($-1), 57642 ($58,750), 57657 ($-1), 57625 ($43,235), Dewey County ($54,104), Corson County ($46,406), and Timber Lake city ($60,694).
| 57656 | $66,094 |
| Timber Lake city | $60,694 |
| Corson County | $46,406 |
| Dewey County | $54,104 |
Get Median Household Income for all Zip Codes in South Dakota.
The average household income ($84,522) for 57656 is less than the average household income for 57630 ($105,333), 57633 ($108,244), and 57641 ($112,393). But it's more than 57625 ($64,511), 57642 ($79,838), 57657 ($67,509), 57661 ($45,563), Dewey County ($68,205), Corson County ($73,764), and Timber Lake city ($73,800).
| 57656 | $84,522 |
| Timber Lake city | $73,800 |
| Corson County | $73,764 |
| Dewey County | $68,205 |
Get Average Household Income for all Zip Codes in South Dakota.
The per-capita income for 57656 is $30,983. The per capita income ($30,983) for 57656 is less than the per capita income for 57630 ($83,973), 57633 ($37,567), and 57641 ($54,121). But it's more than 57625 ($19,862), 57642 ($24,031), 57657 ($21,400), 57661 ($14,135), Dewey County ($21,560), Corson County ($22,830), and Timber Lake city ($25,919).
| 57656 | $30,983 |
| Timber Lake city | $25,919 |
| Corson County | $22,830 |
| Dewey County | $21,560 |
Get Per-Capita Income for all Zip Codes in South Dakota.
4% of households make over $200,000 a year. The percent high income households (4.0%) for 57656 is less than the percent high income households for 57625 (4.8%), 57633 (18.0%), 57641 (10.6%), 57642 (8.8%), and Corson County (6.8%). But it's more than 57630 (0.0%), 57657 (0.0%), 57661 (0.0%), Dewey County (2.7%), and Timber Lake city (3.0%).
| 57656 | 4.0% |
| Timber Lake city | 3.0% |
| Corson County | 6.8% |
| Dewey County | 2.7% |
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 | |
|---|---|---|---|---|
| 57656 | $52,000 | $81,458 | $86,250 | $54,000 |
| Timber Lake city | $52,000 | $-1 | $36,667 | $45,000 |
| Corson County | $61,071 | $59,844 | $46,696 | $34,091 |
| Dewey County | $31,635 | $61,875 | $62,292 | $35,625 |
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 57656 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+ | |||||
| 57656 | +/-$6,698 | +/-$10,581 | +/-$3,869 | +/-2.9% | +/-$17,835 | +/-$47,725 | +/-$45,188 | +/-$25,994 |
| Timber Lake city | +/-$8,459 | +/-$12,182 | +/-$4,290 | +/-2.9% | +/-$17,835 | +/-$-1 | +/-$23,178 | +/-$19,224 |
| Corson County | +/-$11,944 | +/-$7,733 | +/-$2,365 | +/-2.4% | +/-$40,039 | +/-$20,083 | +/-$23,954 | +/-$8,224 |
| Dewey County | +/-$5,497 | +/-$4,408 | +/-$1,418 | +/-1.3% | +/-$29,021 | +/-$6,246 | +/-$14,617 | +/-$5,688 |