ZIP 51230 vs ZIP 51231
A side-by-side comparison of ZIP Code 51230 and ZIP Code 51231: population, income, housing, and more.
ZIP 51230 and ZIP 51231 are ZIP Code areas in Iowa. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 51231 has the higher population (543 vs 517 in ZIP 51230). ZIP 51231 has the higher median household income ($105,388 vs $77,750 in ZIP 51230). ZIP 51230 has the higher median home value ($189,800 vs $179,600 in ZIP 51231).
Population, income & housing
| ZIP 51230 | ZIP 51231 | |
|---|---|---|
| Population | 517 | 543 |
| Median age | 47.8 yrs | 16.3 yrs |
| Median household income | $77,750 | $105,388 |
| Median home value | $189,800 | $179,600 |
| Housing units | 215 | 154 |
| Homeownership rate | 100.0% | 93.4% |
| Bachelor's degree or higher | 19.7% | 34.9% |
| Unemployment rate | 0.8% | 0.5% |
Trends (ACS 5-year, 2019–2023)
| ZIP 51230 | ZIP 51231 | |
|---|---|---|
| Population | 294 → 517 (+75.9%) | 386 → 543 (+40.7%) |
| Median household income | $61,208 → $77,750 (+27.0%) | $56,667 → $105,388 (+86.0%) |
| Median home value | $90,700 → $189,800 (+109.3%) | $85,000 → $179,600 (+111.3%) |
ZIP 51230
294517
$61,208$77,750
$90,700$189,800
ZIP 51231
386543
$56,667$105,388
$85,000$179,600
Age & race/ethnicity
Age distribution (share)
| ZIP 51230 | ZIP 51231 | |
|---|---|---|
| Under 5 | 5.4% | 16.8% |
| 5 to 17 | 23.0% | 35.5% |
| 18 to 24 | 4.6% | 1.3% |
| 25 to 34 | 8.7% | 18.6% |
| 35 to 44 | 6.8% | 12.0% |
| 45 to 54 | 17.8% | 3.1% |
| 55 to 64 | 4.8% | 4.2% |
| 65 to 74 | 23.2% | 6.4% |
| 75 and over | 5.6% | 2.0% |
Race & ethnicity (share)
| ZIP 51230 | ZIP 51231 | |
|---|---|---|
| White (non-Hispanic) | 95.6% | 99.8% |
| Black or African American | 0.6% | 0.0% |
| American Indian & Alaska Native | 0.0% | 0.0% |
| Asian | 1.0% | 0.0% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.8% | 0.0% |
| Two or more races | 1.2% | 0.0% |
| Hispanic or Latino | 1.0% | 0.2% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 51230 | ZIP 51231 | |
|---|---|---|
| No high school diploma | 2.3% | 2.0% |
| High school graduate | 55.2% | 23.0% |
| Some college or associate's | 22.8% | 40.1% |
| Bachelor's degree | 19.4% | 32.9% |
| Graduate or professional degree | 0.3% | 2.0% |
Commute to work
How workers get to work (share)
| ZIP 51230 | ZIP 51231 | |
|---|---|---|
| Drove alone | 68.6% | 88.7% |
| Carpooled | 6.6% | 5.4% |
| Public transit | 0.0% | 0.0% |
| Walked | 0.0% | 1.0% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 24.8% | 4.9% |
| Other means | 0.0% | 0.0% |
Housing
Units in structure (share)
| ZIP 51230 | ZIP 51231 | |
|---|---|---|
| 1-unit, detached | 99.1% | 98.7% |
| 1-unit, attached | 0.0% | 0.6% |
| 2 to 4 units | 0.0% | 0.0% |
| 5 to 19 units | 0.0% | 0.0% |
| 20 or more units | 0.0% | 0.0% |
| Mobile home & other | 0.9% | 0.6% |
Poverty & households
| ZIP 51230 | ZIP 51231 | |
|---|---|---|
| Poverty rate | 0.0% | 28.0% |
| Average household size | 2.60 | 3.57 |
| Mean commute (minutes) | 25 | 26 |
| Median year structure built | 1938 | 1956 |