Comparison to Surrounding Areas
The median household income ($65,385) for 51640 is less than the median household income for 51639 ($84,688), 51652 ($82,200), 51654 ($90,188), 64482 ($66,534), 68410 ($71,640), and Fremont County ($71,621). But it's more than 51650 ($49,063), 51647 ($23,633), 51648 ($59,766), 68421 ($61,600), 64496 ($53,021), 64498 ($48,750), and Hamburg city ($60,000).
| 51640 | $65,385 |
| Hamburg city | $60,000 |
| Fremont County | $71,621 |
Get Median Household Income for all Zip Codes in Iowa.
The average household income ($82,488) for 51640 is less than the average household income for 51652 ($126,194), 51639 ($104,990), 51648 ($84,264), 68410 ($97,996), 51654 ($99,034), 64482 ($85,739), and Fremont County ($96,972). But it's more than 51647 ($39,861), 51650 ($65,738), 64496 ($64,673), 64498 ($70,651), 68421 ($78,436), and Hamburg city ($75,236).
| 51640 | $82,488 |
| Hamburg city | $75,236 |
| Fremont County | $96,972 |
Get Average Household Income for all Zip Codes in Iowa.
The per-capita income for 51640 is $36,780. The per capita income ($36,780) for 51640 is less than the per capita income for 51639 ($48,116), 51648 ($49,903), 51650 ($39,212), 51652 ($51,241), 68410 ($40,114), and Fremont County ($42,556). But it's more than 64482 ($35,438), 51647 ($27,805), 51654 ($35,314), 68421 ($26,040), 64496 ($31,126), 64498 ($31,506), and Hamburg city ($34,546).
| 51640 | $36,780 |
| Hamburg city | $34,546 |
| Fremont County | $42,556 |
Get Per-Capita Income for all Zip Codes in Iowa.
6% of households make over $200,000 a year. The percent high income households (6.0%) for 51640 is less than the percent high income households for 51639 (14.0%), 51652 (8.0%), 64496 (7.5%), 64498 (8.3%), 68410 (6.8%), and Fremont County (8.4%). But it's more than 51650 (0.8%), 51647 (1.0%), 51648 (4.6%), 68421 (1.0%), 51654 (5.9%), 64482 (3.1%), and Hamburg city (2.4%).
| 51640 | 6.0% |
| Hamburg city | 2.4% |
| Fremont County | 8.4% |
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 | |
|---|---|---|---|---|
| 51640 | $73,750 | $85,893 | $67,273 | $57,950 |
| Hamburg city | $70,833 | $106,000 | $46,500 | $51,250 |
| Fremont County | $71,563 | $100,000 | $78,214 | $53,813 |
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 51640 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+ | |||||
| 51640 | +/-$11,227 | +/-$10,829 | +/-$3,931 | +/-3.1% | +/-$19,332 | +/-$36,326 | +/-$25,246 | +/-$15,380 |
| Hamburg city | +/-$6,952 | +/-$11,718 | +/-$3,868 | +/-2.8% | +/-$67,579 | +/-$44,965 | +/-$21,151 | +/-$20,578 |
| Fremont County | +/-$5,642 | +/-$10,549 | +/-$4,483 | +/-2.2% | +/-$15,321 | +/-$14,004 | +/-$13,465 | +/-$10,514 |