Comparison to Surrounding Areas
The median household income ($83,469) for 57730 is less than the median household income for 57744 ($106,250), 57745 ($88,194), 57751 ($97,969), 82701 ($90,922), and Custer County ($84,112). But it's more than 57735 ($71,576), 57747 ($68,443), 57773 ($-1), 57722 ($59,306), 57738 ($52,308), Pennington County ($74,517), and Custer city ($78,369).
| 57730 | $83,469 |
| Custer city | $78,369 |
| Custer County | $84,112 |
| Pennington County | $74,517 |
Get Median Household Income for all Zip Codes in South Dakota.
The average household income ($110,337) for 57730 is less than the average household income for 57744 ($122,101), 57745 ($113,049), and Custer County ($110,413). But it's more than 82701 ($109,068), 57751 ($108,642), 57773 ($72,672), 57722 ($63,648), 57735 ($83,626), 57738 ($67,633), 57747 ($87,415), Pennington County ($99,289), and Custer city ($98,287).
| 57730 | $110,337 |
| Custer city | $98,287 |
| Custer County | $110,413 |
| Pennington County | $99,289 |
Get Average Household Income for all Zip Codes in South Dakota.
The per-capita income for 57730 is $50,472. The per capita income ($50,472) for 57730 is less than the per capita income for 57744 ($51,512) and Custer County ($52,898). But it's more than 82701 ($45,629), 57751 ($43,414), 57773 ($27,979), 57722 ($37,438), 57735 ($35,768), 57738 ($42,096), 57745 ($40,454), 57747 ($43,968), Pennington County ($42,302), and Custer city ($48,209).
| 57730 | $50,472 |
| Custer city | $48,209 |
| Custer County | $52,898 |
| Pennington County | $42,302 |
Get Per-Capita Income for all Zip Codes in South Dakota.
6.4% of households make over $200,000 a year. The percent high income households (6.4%) for 57730 is less than the percent high income households for 57744 (16.5%), 57745 (8.2%), 57751 (6.7%), 82701 (6.7%), Custer County (9.2%), and Pennington County (8.9%). But it's more than 57722 (0.0%), 57735 (3.6%), 57738 (0.0%), 57747 (5.1%), 57773 (3.9%), and Custer city (5.4%).
| 57730 | 6.4% |
| Custer city | 5.4% |
| Custer County | 9.2% |
| Pennington County | 8.9% |
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 | |
|---|---|---|---|---|
| 57730 | $-1 | $88,802 | $109,653 | $51,523 |
| Custer city | $48,720 | $95,577 | $98,824 | $58,375 |
| Custer County | $-1 | $93,636 | $113,448 | $50,472 |
| Pennington County | $46,525 | $80,275 | $89,511 | $56,451 |
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 57730, 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 57730 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+ | |||||
| 57730 | +/-$4,475 | +/-$21,840 | +/-$9,909 | +/-3.5% | +/-$-1 | +/-$6,279 | +/-$35,938 | +/-$19,831 |
| Custer city | +/-$11,105 | +/-$27,341 | +/-$13,861 | +/-3.8% | +/-$31,345 | +/-$18,052 | +/-$30,968 | +/-$18,178 |
| Custer County | +/-$3,932 | +/-$15,797 | +/-$7,321 | +/-3.4% | +/-$-1 | +/-$17,526 | +/-$18,838 | +/-$18,591 |
| Pennington County | +/-$2,445 | +/-$3,964 | +/-$1,644 | +/-1.0% | +/-$3,988 | +/-$4,232 | +/-$4,593 | +/-$4,385 |