| ZIP Code | 51231 |
|---|---|
| City | Archer |
| State | Iowa (IA) |
| County | O'Brien County |
| Area Code | 712 |
| Elevation | 1,451 ft |
| Latitude | 43.105665 |
|---|---|
| Longitude | -95.741308 |
| Timezone | Chicago (DST) |
| FIPS | 19141 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 16.3 yrs ↓ 59% since 2019 |
|---|---|
| Avg Household Size | 3.57 |
| Below Poverty | 28.0% ▲ 180% above avg |
| College Grads | 45.2% ▲ 17% above avg |
| Unemployment | 0.5% ▼ 90% below avg |
| HS Graduate | 49 (19.8%) |
| Some College | 14 (5.6%) |
| Associates | 73 (29.4%) |
| Bachelors | 24 (9.7%) |
| Graduate Degree | 88 (35.5%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $105,388 ▲ 38% above avg ↑ 86% since 2019 |
|---|---|
| Median Home Value | $179,600 ▼ 36% below avg ↑ 111% since 2019 |
| Home/Income Ratio | 1.7x (nat avg ~3.5x) |
| Total Units | 154 |
| Vacant Units | 2 |
| Avg HH Size | 3.57 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 154 |
|---|---|
| Vacant | 2 |
| Owner Occupied | 93.4% |
| Renter Occupied | 6.6% |
| Avg HH Size | 3.57 |
ZIP code 51231 is located in Archer, Iowa, within O'Brien County. With a population of 543, this is a sparsely populated ZIP code with a young community — the median age is 16.3 years. Economically, 51231 is a upper-middle-income ZIP code: the median household income of $105,388 is above the national average.
Real estate in ZIP code 51231 represents an affordable housing market. The median home value of $179,600 is below the national average. Homeownership is strong here — 93.4% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 111% since 2019.
The population of 51231 is primarily White (99.82%). Residents are well-educated — 45.2% hold a bachelor's degree or higher, which is above the national average. Poverty affects a significant share of residents at 28.0%. Household income has grown by 86% since 2019.
The unemployment rate in 51231 stands at 0.5%, which is well below the national average. As in most parts of the country, driving alone is the dominant commute mode at 89%.
Overall, ZIP code 51231 in Archer, IA is characterized as upper-middle-income, well-educated, a young community, and predominantly owner-occupied. With 543 residents, a median household income of $105,388, and a median home value of $179,600, it offers a clear picture of life in this part of Iowa.