| ZIP Code | 52321 |
|---|---|
| City | Onslow |
| State | Iowa (IA) |
| County | Jones County |
| Area Code | 563 |
| Elevation | 836 ft |
| Latitude | 42.141694 |
|---|---|
| Longitude | -90.983093 |
| Timezone | Chicago (DST) |
| FIPS | 19105 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 40.8 yrs ↑ 7% since 2019 |
|---|---|
| Avg Household Size | 2.73 |
| Below Poverty | 23.3% ▲ 133% above avg |
| College Grads | 24.4% ▼ 37% below avg |
| Unemployment | 0.4% ▼ 91% below avg |
| HS Graduate | 123 (40.6%) |
| Some College | 65 (21.5%) |
| Associates | 41 (13.5%) |
| Bachelors | 37 (12.2%) |
| Graduate Degree | 37 (12.2%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $71,250 ≈ Avg ↑ 39% since 2019 |
|---|---|
| Median Home Value | $121,400 ▼ 56% below avg ↑ 56% since 2019 |
| Home/Income Ratio | 1.7x (nat avg ~3.5x) |
| Median Rent | $783/mo ↑ 40% since 2019 |
| Total Units | 182 |
| Vacant Units | 15 |
| Avg HH Size | 2.73 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 182 |
|---|---|
| Vacant | 15 |
| Owner Occupied | 85.0% |
| Renter Occupied | 15.0% |
| Avg HH Size | 2.73 |
ZIP code 52321 is located in Onslow, Iowa, within Jones County. With a population of 456, this is a sparsely populated ZIP code with a middle-aged community — the median age is 40.8 years. Economically, 52321 is a solidly middle-class ZIP code: the median household income of $71,250 is near the national average.
Real estate in ZIP code 52321 represents one of the more affordable housing markets in the country. The median home value of $121,400 is well below the national average. Renters can expect to pay around $783 per month in median rent. Homeownership is strong here — 85.0% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 56% since 2019.
The population of 52321 is primarily White (94.74%). Residents are less-educated — 24.4% hold a bachelor's degree or higher, which is below the national average. Poverty affects a significant share of residents at 23.3%. Household income has grown by 39% since 2019.
The unemployment rate in 52321 stands at 0.4%, which is well below the national average. A notably high share of workers — 33% — work from home, reflecting the professional makeup of the area. As in most parts of the country, driving alone is the dominant commute mode at 55%.
Overall, ZIP code 52321 in Onslow, IA is characterized as solidly middle-class, less-educated, a middle-aged community, and predominantly owner-occupied. With 456 residents, a median household income of $71,250, and a median home value of $121,400, it offers a clear picture of life in this part of Iowa.