Comparison to Surrounding Areas
The median household income ($79,990) for 66066 is less than the median household income for 66054 ($98,214), 66070 ($85,714), 66073 ($86,641), Jefferson County ($81,278), and Oskaloosa city ($83,750). But it's more than 66044 ($55,955), 66088 ($75,795), and 66097 ($66,369).
| 66066 | $79,990 |
| Oskaloosa city | $83,750 |
| Jefferson County | $81,278 |
Get Median Household Income for all Zip Codes in Kansas.
The average household income ($100,131) for 66066 is less than the average household income for 66054 ($102,555), 66073 ($119,186), Jefferson County ($100,809), and Oskaloosa city ($101,875). But it's more than 66044 ($79,003), 66070 ($99,086), 66088 ($89,216), and 66097 ($78,143).
| 66066 | $100,131 |
| Oskaloosa city | $101,875 |
| Jefferson County | $100,809 |
Get Average Household Income for all Zip Codes in Kansas.
The per-capita income for 66066 is $44,657. The per capita income ($44,657) for 66066 is less than the per capita income for 66070 ($45,363) and 66073 ($46,304). But it's more than 66044 ($32,823), 66054 ($40,148), 66088 ($37,787), 66097 ($35,267), Jefferson County ($41,568), and Oskaloosa city ($42,525).
| 66066 | $44,657 |
| Oskaloosa city | $42,525 |
| Jefferson County | $41,568 |
Get Per-Capita Income for all Zip Codes in Kansas.
4.5% of households make over $200,000 a year. The percent high income households (4.5%) for 66066 is less than the percent high income households for 66044 (7.8%), 66054 (10.1%), 66070 (4.9%), 66073 (18.9%), and Jefferson County (9.0%). But it's more than 66088 (4.3%), 66097 (3.6%), and Oskaloosa city (4.0%).
| 66066 | 4.5% |
| Oskaloosa city | 4.0% |
| Jefferson County | 9.0% |
Get High Income Households for all Zip Codes in Kansas.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 66066 | $-1 | $117,750 | $79,495 | $37,458 |
| Oskaloosa city | $-1 | $108,889 | $80,000 | $53,750 |
| Jefferson County | $40,500 | $109,077 | $108,750 | $53,318 |
Get Median Household Income by Age of Householder for all Zip Codes in Kansas.
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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 66066 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+ | |||||
| 66066 | +/-$26,857 | +/-$14,233 | +/-$5,811 | +/-3.7% | +/-$-1 | +/-$7,762 | +/-$24,783 | +/-$31,381 |
| Oskaloosa city | +/-$16,378 | +/-$22,559 | +/-$10,794 | +/-4.9% | +/-$-1 | +/-$22,261 | +/-$39,021 | +/-$42,020 |
| Jefferson County | +/-$4,961 | +/-$5,318 | +/-$2,186 | +/-1.8% | +/-$18,868 | +/-$12,806 | +/-$11,423 | +/-$7,258 |