Comparison to Surrounding Areas
The median household income ($71,179) for 51040 is less than the median household income for 51010 ($89,063), 51063 ($80,750), 51523 ($82,625), 51558 ($77,417), and Turin city ($94,129). But it's more than 68020 ($48,750), Monona County ($68,377), and Onawa city ($62,143).
| 51040 | $71,179 |
| Onawa city | $62,143 |
| Turin city | $94,129 |
| Monona County | $68,377 |
Get Median Household Income for all Zip Codes in Iowa.
The average household income ($78,642) for 51040 is less than the average household income for 51010 ($90,711), 51063 ($90,443), 51523 ($92,383), 51558 ($94,234), Monona County ($81,023), and Turin city ($97,587). But it's more than 68020 ($56,269) and Onawa city ($69,895).
| 51040 | $78,642 |
| Onawa city | $69,895 |
| Turin city | $97,587 |
| Monona County | $81,023 |
Get Average Household Income for all Zip Codes in Iowa.
The per-capita income for 51040 is $33,598. The per capita income ($33,598) for 51040 is less than the per capita income for 51010 ($40,064), 51063 ($36,681), 51523 ($40,604), 51558 ($36,876), Monona County ($35,795), and Turin city ($43,080). But it's more than 68020 ($28,622) and Onawa city ($29,522).
| 51040 | $33,598 |
| Onawa city | $29,522 |
| Turin city | $43,080 |
| Monona County | $35,795 |
Get Per-Capita Income for all Zip Codes in Iowa.
3.9% of households make over $200,000 a year. The percent high income households (3.9%) for 51040 is less than the percent high income households for 51063 (7.3%), 51523 (5.9%), 51558 (6.9%), and Monona County (5.2%). But it's more than 51010 (2.4%), 68020 (0.0%), Onawa city (2.8%), and Turin city (0.0%).
| 51040 | 3.9% |
| Onawa city | 2.8% |
| Turin city | 0.0% |
| Monona County | 5.2% |
Get High Income Households for all Zip Codes in Iowa.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 51040 | $45,795 | $95,682 | $76,164 | $36,780 |
| Onawa city | $45,455 | $91,989 | $74,676 | $36,061 |
| Turin city | $-1 | $93,826 | $109,375 | $80,417 |
| Monona County | $46,307 | $92,452 | $76,307 | $38,363 |
Get Median Household Income by Age of Householder for all Zip Codes in Iowa.
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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 51040 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+ | |||||
| 51040 | +/-$9,265 | +/-$7,350 | +/-$3,050 | +/-2.2% | +/-$22,861 | +/-$8,502 | +/-$5,622 | +/-$17,956 |
| Onawa city | +/-$15,539 | +/-$7,929 | +/-$3,266 | +/-2.3% | +/-$25,430 | +/-$21,366 | +/-$10,983 | +/-$16,876 |
| Turin city | +/-$3,787 | +/-$11,690 | +/-$4,611 | +/-32.3% | +/-$-1 | +/-$264 | +/-$84,208 | +/-$54,392 |
| Monona County | +/-$6,651 | +/-$4,335 | +/-$1,620 | +/-1.3% | +/-$10,189 | +/-$9,177 | +/-$6,126 | +/-$5,163 |