Comparison to Surrounding Areas
The median household income ($78,750) for 57633 is less than the median household income for 57641 ($83,750). But it's more than 57660 ($67,292), 57626 ($68,036), 57644 ($68,229), 57645 ($56,667), 57656 ($66,094), 57623 ($59,946), 57625 ($43,235), Dewey County ($54,104), Ziebach County ($53,958), Corson County ($46,406), and Isabel town ($68,750).
| 57633 | $78,750 |
| Isabel town | $68,750 |
| Corson County | $46,406 |
| Dewey County | $54,104 |
| Ziebach County | $53,958 |
Get Median Household Income for all Zip Codes in South Dakota.
The average household income ($108,244) for 57633 is less than the average household income for 57641 ($112,393). But it's more than 57660 ($99,082), 57626 ($107,983), 57644 ($69,484), 57645 ($85,676), 57656 ($84,522), 57623 ($80,229), 57625 ($64,511), Dewey County ($68,205), Ziebach County ($81,078), Corson County ($73,764), and Isabel town ($67,473).
| 57633 | $108,244 |
| Isabel town | $67,473 |
| Corson County | $73,764 |
| Dewey County | $68,205 |
| Ziebach County | $81,078 |
Get Average Household Income for all Zip Codes in South Dakota.
The per-capita income for 57633 is $37,567. The per capita income ($37,567) for 57633 is less than the per capita income for 57626 ($46,393), 57641 ($54,121), 57644 ($38,005), and 57660 ($43,653). But it's more than 57656 ($30,983), 57623 ($28,736), 57625 ($19,862), 57645 ($37,215), Corson County ($22,830), Dewey County ($21,560), Ziebach County ($26,885), and Isabel town ($27,913).
| 57633 | $37,567 |
| Isabel town | $27,913 |
| Corson County | $22,830 |
| Dewey County | $21,560 |
| Ziebach County | $26,885 |
Get Per-Capita Income for all Zip Codes in South Dakota.
18% of households make over $200,000 a year. The percent high income households (18.0%) for 57633 is more than 57660 (4.1%), 57641 (10.6%), 57644 (0.0%), 57645 (3.8%), 57656 (4.0%), 57623 (7.7%), 57625 (4.8%), 57626 (15.8%), Dewey County (2.7%), Ziebach County (12.1%), Corson County (6.8%), and Isabel town (2.1%).
| 57633 | 18.0% |
| Isabel town | 2.1% |
| Corson County | 6.8% |
| Dewey County | 2.7% |
| Ziebach County | 12.1% |
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 | |
|---|---|---|---|---|
| 57633 | $-1 | $74,643 | $78,250 | $100,000 |
| Isabel town | $-1 | $54,821 | $85,417 | $53,125 |
| Corson County | $61,071 | $59,844 | $46,696 | $34,091 |
| Dewey County | $31,635 | $61,875 | $62,292 | $35,625 |
| Ziebach County | $-1 | $36,250 | $73,750 | $49,167 |
Get Median Household Income by Age of Householder for all Zip Codes in South Dakota.
Use our lookalike & filtering workflow to discover every zip that matches your ideal market profile.
Our Income By Zip Code Lists let you start with a zip like 57633, then automatically find hundreds of similar zips by income, demographics, and growth potential — so you can build a smarter target list in minutes.
Get Your Income By Zip Code List
Get all zip codes in a state or the entire US with data such as median household income.
Starting at $65.
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 57633 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+ | |||||
| 57633 | +/-$20,185 | +/-$25,391 | +/-$7,235 | +/-12.0% | +/-$-1 | +/-$62,012 | +/-$50,460 | +/-$49,377 |
| Isabel town | +/-$26,554 | +/-$12,674 | +/-$6,928 | +/-3.3% | +/-$-1 | +/-$36,944 | +/-$27,944 | +/-$50,143 |
| 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 |
| Ziebach County | +/-$11,479 | +/-$10,372 | +/-$3,348 | +/-4.6% | +/-$-1 | +/-$14,393 | +/-$28,737 | +/-$18,458 |