| ZIP Code | 50131 |
|---|---|
| City | Johnston |
| State | Iowa (IA) |
| County | Polk County |
| Area Code | 515 |
| Elevation | 913 ft |
| Latitude | 41.696757 |
|---|---|
| Longitude | -93.720808 |
| Timezone | Chicago (DST) |
| FIPS | 19153 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 38.5 yrs ↓ 3% since 2019 |
|---|---|
| Avg Household Size | 2.50 |
| Below Poverty | 7.6% ▼ 25% below avg |
| College Grads | 65.8% ▲ 70% above avg |
| Unemployment | 1.7% ▼ 65% below avg |
| No HS Diploma | 71 (0.5%) |
| HS Graduate | 2,244 (14.7%) |
| Some College | 993 (6.5%) |
| Associates | 1,900 (12.5%) |
| Bachelors | 1,313 (8.6%) |
| Graduate Degree | 8,701 (57.2%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $103,316 ▲ 35% above avg ↑ 10% since 2019 |
|---|---|
| Median Home Value | $347,100 ▲ 25% above avg ↑ 32% since 2019 |
| Home/Income Ratio | 3.4x (nat avg ~3.5x) |
| Median Rent | $1,284/mo ↑ 12% since 2019 |
| Total Units | 9,975 |
| Vacant Units | 316 |
| Avg HH Size | 2.50 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 9,975 |
|---|---|
| Vacant | 316 |
| Owner Occupied | 72.3% |
| Renter Occupied | 27.7% |
| Avg HH Size | 2.50 |
ZIP code 50131 is located in Johnston, Iowa, within Polk County. With a population of 24,388, this is a moderately populated ZIP code with a middle-aged community — the median age is 38.5 years. Economically, 50131 is a upper-middle-income ZIP code: the median household income of $103,316 is above the national average.
Real estate in ZIP code 50131 represents a mid-range housing market. The median home value of $347,100 is above the national average. Renters can expect to pay around $1,284 per month in median rent. Homeownership is strong here — 72.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 32% since 2019.
The population of 50131 is primarily White (79.47%). Residents are highly educated — 65.8% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 7.6%. Household income has grown by 10% since 2019.
The unemployment rate in 50131 stands at 1.7%, which is well below the national average. About 14% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 79%.
Overall, ZIP code 50131 in Johnston, IA is characterized as upper-middle-income, highly educated, a middle-aged community, and predominantly owner-occupied. With 24,388 residents, a median household income of $103,316, and a median home value of $347,100, it offers a clear picture of life in this part of Iowa.