Comparison to Surrounding Areas
The median household income ($58,500) for 57533 is less than the median household income for 68778 ($61,500), 57529 ($75,313), 57569 ($74,722), 68759 ($88,750), 57325 ($80,139), 57369 ($78,100), 57523 ($68,750), Lyman County ($67,143), Tripp County ($58,987), and Gregory County ($62,917). But it's more than 57534 ($33,438) and Gregory city ($51,450).
| 57533 | $58,500 |
| Gregory city | $51,450 |
| Gregory County | $62,917 |
| Lyman County | $67,143 |
| Tripp County | $58,987 |
Get Median Household Income for all Zip Codes in South Dakota.
The average household income ($76,202) for 57533 is less than the average household income for 68778 ($85,676), 57529 ($83,026), 57569 ($87,089), 68759 ($115,179), 57325 ($99,878), 57369 ($83,366), 57523 ($86,761), Lyman County ($99,810), Tripp County ($79,259), and Gregory County ($81,084). But it's more than 57534 ($37,220) and Gregory city ($67,870).
| 57533 | $76,202 |
| Gregory city | $67,870 |
| Gregory County | $81,084 |
| Lyman County | $99,810 |
| Tripp County | $79,259 |
Get Average Household Income for all Zip Codes in South Dakota.
The per-capita income for 57533 is $31,891. The per capita income ($31,891) for 57533 is less than the per capita income for 68778 ($37,965), 57529 ($44,845), 57569 ($43,637), 68759 ($35,632), 57325 ($37,979), 57369 ($31,939), 57523 ($36,648), Lyman County ($37,079), Tripp County ($33,340), and Gregory County ($35,917). But it's more than 57534 ($21,162) and Gregory city ($27,955).
| 57533 | $31,891 |
| Gregory city | $27,955 |
| Gregory County | $35,917 |
| Lyman County | $37,079 |
| Tripp County | $33,340 |
Get Per-Capita Income for all Zip Codes in South Dakota.
6.6% of households make over $200,000 a year. The percent high income households (6.6%) for 57533 is less than the percent high income households for 57523 (7.9%), 68759 (17.6%), 68778 (7.4%), 57325 (8.7%), 57529 (9.8%), Lyman County (7.2%), and Gregory County (7.0%). But it's more than 57369 (2.5%), 57534 (0.0%), 57569 (1.3%), Tripp County (5.4%), and Gregory city (2.2%).
| 57533 | 6.6% |
| Gregory city | 2.2% |
| Gregory County | 7.0% |
| Lyman County | 7.2% |
| Tripp County | 5.4% |
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 | |
|---|---|---|---|---|
| 57533 | $39,219 | $88,750 | $48,854 | $48,472 |
| Gregory city | $39,219 | $89,583 | $42,109 | $43,571 |
| Gregory County | $39,500 | $91,023 | $59,500 | $50,417 |
| Lyman County | $19,583 | $73,000 | $83,375 | $53,125 |
| Tripp County | $38,750 | $51,875 | $82,957 | $49,906 |
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 57533 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+ | |||||
| 57533 | +/-$15,566 | +/-$8,199 | +/-$3,643 | +/-3.6% | +/-$17,796 | +/-$14,441 | +/-$11,796 | +/-$9,977 |
| Gregory city | +/-$7,884 | +/-$7,225 | +/-$3,066 | +/-1.9% | +/-$17,796 | +/-$14,019 | +/-$13,344 | +/-$14,269 |
| Gregory County | +/-$8,637 | +/-$5,311 | +/-$3,298 | +/-2.2% | +/-$18,252 | +/-$9,109 | +/-$17,249 | +/-$7,103 |
| Lyman County | +/-$7,804 | +/-$14,837 | +/-$4,787 | +/-2.8% | +/-$18,791 | +/-$21,561 | +/-$25,701 | +/-$16,109 |
| Tripp County | +/-$5,357 | +/-$8,681 | +/-$3,596 | +/-3.0% | +/-$24,534 | +/-$15,549 | +/-$10,921 | +/-$10,522 |