| ZIP Code | 52133 |
|---|---|
| City | Castalia |
| State | Iowa (IA) |
| County | Winneshiek County |
| Area Code | 563 |
| Elevation | 1,202 ft |
| Latitude | 43.108906 |
|---|---|
| Longitude | -91.660578 |
| Timezone | Chicago (DST) |
| FIPS | 19191 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 49.1 yrs ↑ 3% since 2019 |
|---|---|
| Avg Household Size | 2.62 |
| Below Poverty | 1.7% ▼ 83% below avg |
| College Grads | 23.1% ▼ 40% below avg |
| Unemployment | 0.0% ▼ 100% below avg |
| No HS Diploma | 1 (0.2%) |
| HS Graduate | 321 (65%) |
| Some College | 19 (3.8%) |
| Associates | 39 (7.9%) |
| Bachelors | 60 (12.1%) |
| Graduate Degree | 54 (10.9%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $80,030 ≈ Avg ↑ 19% since 2019 |
|---|---|
| Median Home Value | $208,900 ▼ 25% below avg ↑ 107% since 2019 |
| Home/Income Ratio | 2.6x (nat avg ~3.5x) |
| Total Units | 307 |
| Vacant Units | 36 |
| Avg HH Size | 2.62 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 307 |
|---|---|
| Vacant | 36 |
| Owner Occupied | 94.5% |
| Renter Occupied | 5.5% |
| Avg HH Size | 2.62 |
ZIP code 52133 is located in Castalia, Iowa, within Winneshiek County. With a population of 711, this is a sparsely populated ZIP code with a mature community — the median age is 49.1 years. Economically, 52133 is a middle-income ZIP code: the median household income of $80,030 is near the national average.
Real estate in ZIP code 52133 represents an affordable housing market. The median home value of $208,900 is below the national average. Homeownership is strong here — 94.5% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 107% since 2019.
The population of 52133 is primarily White (88.47%). Residents are less-educated — 23.1% hold a bachelor's degree or higher, which is below the national average. Poverty affects a relatively small share of residents at 1.7%. Household income has grown by 19% since 2019.
As in most parts of the country, driving alone is the dominant commute mode at 85%.
Overall, ZIP code 52133 in Castalia, IA is characterized as middle-income, less-educated, a mature community, and predominantly owner-occupied. With 711 residents, a median household income of $80,030, and a median home value of $208,900, it offers a clear picture of life in this part of Iowa.