Comparison to Surrounding Areas
The median household income ($51,250) for 57323 is less than the median household income for 57353 ($75,625), 57314 ($85,515), 57337 ($75,197), 57349 ($75,179), 57231 ($78,646), Miner County ($76,140), Sanborn County ($78,750), and Kingsbury County ($74,000). But it's more than Carthage city ($46,875).
| 57323 | $51,250 |
| Carthage city | $46,875 |
| Kingsbury County | $74,000 |
| Miner County | $76,140 |
| Sanborn County | $78,750 |
Get Median Household Income for all Zip Codes in South Dakota.
The average household income ($68,030) for 57323 is less than the average household income for 57353 ($101,044), 57314 ($92,378), 57337 ($71,501), 57349 ($123,898), 57231 ($96,356), Miner County ($112,618), Sanborn County ($89,850), and Kingsbury County ($88,285). But it's more than Carthage city ($66,342).
| 57323 | $68,030 |
| Carthage city | $66,342 |
| Kingsbury County | $88,285 |
| Miner County | $112,618 |
| Sanborn County | $89,850 |
Get Average Household Income for all Zip Codes in South Dakota.
The per-capita income for 57323 is $43,037. The per capita income ($43,037) for 57323 is less than the per capita income for 57349 ($53,182), Miner County ($48,168), and Carthage city ($46,231). But it's more than 57231 ($41,058), 57314 ($34,700), 57337 ($38,499), 57353 ($42,452), Kingsbury County ($37,027), and Sanborn County ($36,781).
| 57323 | $43,037 |
| Carthage city | $46,231 |
| Kingsbury County | $37,027 |
| Miner County | $48,168 |
| Sanborn County | $36,781 |
Get Per-Capita Income for all Zip Codes in South Dakota.
2.4% of households make over $200,000 a year. The percent high income households (2.4%) for 57323 is less than the percent high income households for 57353 (4.5%), 57231 (7.6%), 57314 (5.8%), 57349 (8.1%), Kingsbury County (5.7%), Miner County (7.1%), Sanborn County (6.6%), and Carthage city (3.6%). But it's more than 57337 (0.0%).
| 57323 | 2.4% |
| Carthage city | 3.6% |
| Kingsbury County | 5.7% |
| Miner County | 7.1% |
| Sanborn County | 6.6% |
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 | |
|---|---|---|---|---|
| 57323 | $-1 | $-1 | $-1 | $-1 |
| Carthage city | $-1 | $-1 | $-1 | $53,750 |
| Kingsbury County | $55,521 | $79,524 | $102,546 | $52,353 |
| Miner County | $41,786 | $76,859 | $96,750 | $64,135 |
| Sanborn County | $-1 | $81,413 | $93,264 | $61,667 |
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 57323 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+ | |||||
| 57323 | +/-$43,577 | +/-$22,560 | +/-$10,993 | +/-3.6% | +/-$-1 | +/-$-1 | +/-$-1 | +/-$-1 |
| Carthage city | +/-$32,312 | +/-$22,881 | +/-$11,587 | +/-5.2% | +/-$-1 | +/-$-1 | +/-$-1 | +/-$40,805 |
| Kingsbury County | +/-$6,554 | +/-$4,741 | +/-$1,685 | +/-1.6% | +/-$7,435 | +/-$11,855 | +/-$12,452 | +/-$10,837 |
| Miner County | +/-$5,254 | +/-$28,845 | +/-$13,918 | +/-3.4% | +/-$4,611 | +/-$9,060 | +/-$14,276 | +/-$11,910 |
| Sanborn County | +/-$8,864 | +/-$6,313 | +/-$2,914 | +/-2.1% | +/-$-1 | +/-$7,861 | +/-$4,998 | +/-$13,033 |