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ZIP 52231 · Harper

Who lives in ZIP code 52231 (Harper, IA): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

Harper, IA · Keokuk County

uszips 2026
People539
Median age39.3
Household income$90,893
Home value$243,123
Median rent$1,125/mo
Poverty2.2%
College degree+16.5%
Commute19 min

Place

Metro area
Outside any metro
Time zone
Central
Density
6 / sq mi
Housing units
197

County

Keokuk100%

Share of the ZIP's people in each county.

Age mix

Under 109.7%
10–1926.5%
20s3.7%
30s15.8%
40s5.9%
50s13.9%
60s14.3%
70s10.0%
80+0.2%

21.3% are 65 or older; 67.3% are adults.

Household income

Under $25K10.6%
$25K–50K14.2%
$50K–75K21.3%
$75K–100K8.1%
$100K–150K39.6%
$150K+6.1%

45.7% of households earn $100K+. Median per person: $36,792.

Education (adults 25+)

Less than high school2.4%
High school26.2%
Some college54.9%
Bachelor's7.0%
Graduate9.5%

22.3% of degrees are in STEM fields.

Race

White90.5%
Black0.0%
Asian0.0%
Native American0.0%
Pacific Islander0.0%
Other0.0%
Two or more9.5%

8.5% Hispanic or Latino (of any race).

Households & family

Married
71.5%
Never married
19.5%
Divorced
3.7%
Widowed
5.4%
Family size
3.14
Dual-income families
67.1%

Housing

Own their home
96.4%
Rent burden
14.1%
Men / women
59% / 41%

Work

In labor force
68.6%
Unemployment
2.8%
Self-employed
17.6%
Farmers
29.4%

Community

Charitable givers
11.8%
Veterans
6.9%
With a disability
10.6%
No health insurance
0.0%
Limited English
0.0%

Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.

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