US Census Data

ZIP 51031 vs ZIP 51033

A side-by-side comparison of ZIP Code 51031 and ZIP Code 51033: population, income, housing, and more.

ZIP 51031 and ZIP 51033 are ZIP Code areas in Iowa. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 51031 has the higher population (12,785 vs 396 in ZIP 51033). ZIP 51031 has the higher median household income ($74,978 vs $61,136 in ZIP 51033). ZIP 51031 has the higher median home value ($208,900 vs $185,000 in ZIP 51033).

Population, income & housing

ZIP 51031ZIP 51033
Population12,785396
Median age39.0 yrs45.5 yrs
Median household income$74,978$61,136
Median home value$208,900$185,000
Median gross rent$903$1,281
Housing units5,443187
Homeownership rate65.8%87.4%
Bachelor's degree or higher24.8%16.4%
Unemployment rate1.5%1.2%

Trends (ACS 5-year, 2019–2023)

ZIP 51031ZIP 51033
Population12,026 → 12,785 (+6.3%)390 → 396 (+1.5%)
Median household income$65,919 → $74,978 (+13.7%)$48,750 → $61,136 (+25.4%)
Median home value$162,800 → $208,900 (+28.3%)$71,700 → $185,000 (+158.0%)
Median gross rent$681 → $903 (+32.6%)$919 → $1,281 (+39.4%)

ZIP 51031

Population
12,02612,785
Median household income
$65,919$74,978
Median home value
$162,800$208,900
Median gross rent
$681$903

ZIP 51033

Population
390396
Median household income
$48,750$61,136
Median home value
$71,700$185,000
Median gross rent
$919$1,281

Age & race/ethnicity

Age distribution (share)

ZIP 51031ZIP 51033
Under 55.3%7.3%
5 to 1720.8%19.7%
18 to 247.5%5.3%
25 to 3412.5%7.8%
35 to 4412.2%9.8%
45 to 5412.2%6.3%
55 to 6412.6%12.6%
65 to 749.7%18.4%
75 and over7.3%12.6%

Race & ethnicity (share)

ZIP 51031ZIP 51033
White (non-Hispanic)84.7%89.9%
Black or African American4.5%0.0%
American Indian & Alaska Native0.0%0.0%
Asian0.1%0.0%
Native Hawaiian & Pacific Islander0.1%0.0%
Some other race0.0%0.0%
Two or more races1.5%2.8%
Hispanic or Latino9.1%7.3%

Educational attainment (age 25+)

Share of adults 25+

ZIP 51031ZIP 51033
No high school diploma5.5%11.2%
High school graduate35.5%31.0%
Some college or associate's34.1%41.4%
Bachelor's degree19.7%12.7%
Graduate or professional degree5.2%3.7%

Commute to work

How workers get to work (share)

ZIP 51031ZIP 51033
Drove alone80.5%68.7%
Carpooled11.3%10.4%
Public transit0.4%0.0%
Walked2.4%0.0%
Bicycle0.2%0.0%
Worked from home4.7%20.9%
Other means0.5%0.0%

Housing

Units in structure (share)

ZIP 51031ZIP 51033
1-unit, detached64.7%100.0%
1-unit, attached3.8%0.0%
2 to 4 units8.7%0.0%
5 to 19 units13.7%0.0%
20 or more units2.4%0.0%
Mobile home & other6.7%0.0%

Poverty & households

ZIP 51031ZIP 51033
Poverty rate8.0%5.3%
Average household size2.412.28
Mean commute (minutes)1624
Median year structure built19731952

Full profiles

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ZIP 51031 vs ZIP 51033: Compare Population & Demographics | US Census Data