US Census Data

ZIP 51231 vs ZIP 51239

A side-by-side comparison of ZIP Code 51231 and ZIP Code 51239: population, income, housing, and more.

ZIP 51231 and ZIP 51239 are ZIP Code areas in Iowa. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 51239 has the higher population (2,947 vs 543 in ZIP 51231). ZIP 51231 has the higher median household income ($105,388 vs $82,353 in ZIP 51239). ZIP 51239 has the higher median home value ($231,300 vs $179,600 in ZIP 51231).

Population, income & housing

ZIP 51231ZIP 51239
Population5432,947
Median age16.3 yrs37.5 yrs
Median household income$105,388$82,353
Median home value$179,600$231,300
Median gross rent$1,005
Housing units1541,053
Homeownership rate93.4%87.9%
Bachelor's degree or higher34.9%25.9%
Unemployment rate0.5%2.9%

Trends (ACS 5-year, 2019–2023)

ZIP 51231ZIP 51239
Population386 → 543 (+40.7%)3,168 → 2,947 (-7.0%)
Median household income$56,667 → $105,388 (+86.0%)$71,831 → $82,353 (+14.6%)
Median home value$85,000 → $179,600 (+111.3%)$162,900 → $231,300 (+42.0%)
Median gross rent$734 → $1,005 (+36.9%)

ZIP 51231

Population
386543
Median household income
$56,667$105,388
Median home value
$85,000$179,600

ZIP 51239

Population
3,1682,947
Median household income
$71,831$82,353
Median home value
$162,900$231,300
Median gross rent
$734$1,005

Age & race/ethnicity

Age distribution (share)

ZIP 51231ZIP 51239
Under 516.8%5.9%
5 to 1735.5%22.3%
18 to 241.3%9.2%
25 to 3418.6%9.8%
35 to 4412.0%13.0%
45 to 543.1%12.2%
55 to 644.2%13.1%
65 to 746.4%7.7%
75 and over2.0%6.8%

Race & ethnicity (share)

ZIP 51231ZIP 51239
White (non-Hispanic)99.8%87.5%
Black or African American0.0%0.2%
American Indian & Alaska Native0.0%0.0%
Asian0.0%0.0%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races0.0%0.7%
Hispanic or Latino0.2%11.5%

Educational attainment (age 25+)

Share of adults 25+

ZIP 51231ZIP 51239
No high school diploma2.0%10.2%
High school graduate23.0%28.6%
Some college or associate's40.1%35.4%
Bachelor's degree32.9%19.6%
Graduate or professional degree2.0%6.3%

Commute to work

How workers get to work (share)

ZIP 51231ZIP 51239
Drove alone88.7%76.0%
Carpooled5.4%9.1%
Public transit0.0%1.1%
Walked1.0%1.1%
Bicycle0.0%0.2%
Worked from home4.9%9.1%
Other means0.0%3.4%

Housing

Units in structure (share)

ZIP 51231ZIP 51239
1-unit, detached98.7%85.0%
1-unit, attached0.6%4.1%
2 to 4 units0.0%2.9%
5 to 19 units0.0%4.4%
20 or more units0.0%3.6%
Mobile home & other0.6%0.0%

Poverty & households

ZIP 51231ZIP 51239
Poverty rate28.0%6.6%
Average household size3.572.84
Mean commute (minutes)2613
Median year structure built19561973

Full profiles

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