| ZIP Code | 51640 |
|---|---|
| City | Hamburg |
| State | Iowa (IA) |
| County | Fremont County |
| Area Code | 712 |
| Elevation | 1,017 ft |
| Latitude | 40.626185 |
|---|---|
| Longitude | -95.661417 |
| Timezone | Chicago (DST) |
| FIPS | 19071 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 43.1 yrs ↓ 10% since 2019 |
|---|---|
| Avg Household Size | 2.29 |
| Below Poverty | 11.1% ▲ 11% above avg |
| College Grads | 29.9% ▼ 23% below avg |
| Unemployment | 1.1% ▼ 77% below avg |
| HS Graduate | 335 (34.5%) |
| Some College | 91 (9.4%) |
| Associates | 254 (26.2%) |
| Bachelors | 141 (14.5%) |
| Graduate Degree | 149 (15.4%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $62,241 ▼ 18% below avg ↑ 30% since 2019 |
|---|---|
| Median Home Value | $120,400 ▼ 57% below avg ↑ 39% since 2019 |
| Home/Income Ratio | 1.9x (nat avg ~3.5x) |
| Median Rent | $728/mo ↑ 12% since 2019 |
| Total Units | 756 |
| Vacant Units | 124 |
| Avg HH Size | 2.29 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 756 |
|---|---|
| Vacant | 124 |
| Owner Occupied | 79.3% |
| Renter Occupied | 20.7% |
| Avg HH Size | 2.29 |
ZIP code 51640 is located in Hamburg, Iowa, within Fremont County. With a population of 1,445, this is a sparsely populated ZIP code with a middle-aged community — the median age is 43.1 years. Economically, 51640 is a solidly middle-class ZIP code: the median household income of $62,241 is below the national average.
Real estate in ZIP code 51640 represents one of the more affordable housing markets in the country. The median home value of $120,400 is well below the national average. Renters can expect to pay around $728 per month in median rent. Homeownership is strong here — 79.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 39% since 2019.
The population of 51640 is primarily White (93.15%). Residents are moderately educated — 29.9% hold a bachelor's degree or higher, which is below the national average. Poverty affects some residents at 11.1%. Household income has grown by 30% since 2019.
The unemployment rate in 51640 stands at 1.1%, which is well below the national average. As in most parts of the country, driving alone is the dominant commute mode at 83%.
Overall, ZIP code 51640 in Hamburg, IA is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 1,445 residents, a median household income of $62,241, and a median home value of $120,400, it offers a clear picture of life in this part of Iowa.