Comparison to Surrounding Areas
The median household income ($72,500) for 57266 is less than the median household income for Grant County ($75,028). But it's more than 57279 ($71,324), 57263 ($58,214), 57273 ($48,167), 57251 ($72,292), 57256 ($66,500), 57257 ($55,625), Roberts County ($65,130), and Summit town ($60,000).
| 57266 | $72,500 |
| Summit town | $60,000 |
| Grant County | $75,028 |
| Roberts County | $65,130 |
Get Median Household Income for all Zip Codes in South Dakota.
The average household income ($84,834) for 57266 is less than the average household income for 57263 ($121,268) and Grant County ($88,634). But it's more than 57256 ($79,164), 57273 ($68,717), 57279 ($80,696), 57251 ($82,070), 57257 ($61,912), Roberts County ($83,087), and Summit town ($70,910).
| 57266 | $84,834 |
| Summit town | $70,910 |
| Grant County | $88,634 |
| Roberts County | $83,087 |
Get Average Household Income for all Zip Codes in South Dakota.
The per-capita income for 57266 is $27,829. The per capita income ($27,829) for 57266 is less than the per capita income for 57256 ($30,628), 57263 ($53,105), 57273 ($27,967), 57279 ($39,805), Grant County ($37,694), and Roberts County ($32,107). But it's more than 57251 ($19,431), 57257 ($20,587), and Summit town ($25,927).
| 57266 | $27,829 |
| Summit town | $25,927 |
| Grant County | $37,694 |
| Roberts County | $32,107 |
Get Per-Capita Income for all Zip Codes in South Dakota.
3.9% of households make over $200,000 a year. The percent high income households (3.9%) for 57266 is less than the percent high income households for 57251 (6.1%), 57256 (4.5%), 57263 (7.6%), 57273 (9.3%), Grant County (6.3%), and Roberts County (5.7%). But it's more than 57257 (0.5%), 57279 (2.8%), and Summit town (1.6%).
| 57266 | 3.9% |
| Summit town | 1.6% |
| Grant County | 6.3% |
| Roberts County | 5.7% |
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 | |
|---|---|---|---|---|
| 57266 | $-1 | $85,938 | $108,750 | $60,000 |
| Summit town | $-1 | $61,667 | $107,917 | $36,250 |
| Grant County | $-1 | $99,559 | $89,620 | $39,883 |
| Roberts County | $58,824 | $66,146 | $84,583 | $51,507 |
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 57266, 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 57266 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+ | |||||
| 57266 | +/-$23,476 | +/-$10,771 | +/-$3,458 | +/-3.2% | +/-$-1 | +/-$51,128 | +/-$14,456 | +/-$17,377 |
| Summit town | +/-$15,006 | +/-$9,306 | +/-$4,046 | +/-2.7% | +/-$-1 | +/-$24,808 | +/-$59,080 | +/-$9,325 |
| Grant County | +/-$9,695 | +/-$6,953 | +/-$3,230 | +/-2.4% | +/-$-1 | +/-$16,182 | +/-$7,886 | +/-$14,125 |
| Roberts County | +/-$2,576 | +/-$3,630 | +/-$1,457 | +/-1.5% | +/-$15,136 | +/-$8,186 | +/-$8,408 | +/-$5,743 |