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ZIP 50131 · Johnston

Who lives in ZIP code 50131 (Johnston, IA): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

Johnston, IA · Polk County

uszips 2026
People24,583
Median age37.5
Household income$106,551
Home value$369,165
Median rent$1,338/mo
Poverty10.1%
College degree+57.7%
Commute20 min

Place

Metro area
Des Moines-West Des Moines, IA
Wider region
Des Moines-West Des Moines-Ames, IA
Time zone
Central
Density
401 / sq mi
Housing units
9,361

County

Polk100%

Share of the ZIP's people in each county.

Age mix

Under 1014.3%
10–1917.8%
20s9.4%
30s12.7%
40s13.8%
50s12.7%
60s9.5%
70s6.1%
80+3.8%

15.5% are 65 or older; 69.7% are adults.

Household income

Under $25K7.1%
$25K–50K13.7%
$50K–75K14.1%
$75K–100K11.2%
$100K–150K16.6%
$150K+37.3%

53.9% of households earn $100K+. Median per person: $56,831.

Education (adults 25+)

Less than high school3.2%
High school13.8%
Some college25.4%
Bachelor's35.8%
Graduate21.9%

43.3% of degrees are in STEM fields.

Race

White76.7%
Black10.5%
Asian7.2%
Native American0.2%
Pacific Islander0.0%
Other1.1%
Two or more4.3%

2.7% Hispanic or Latino (of any race).

Households & family

Married
60.6%
Never married
25.6%
Divorced
8.5%
Widowed
5.3%
Family size
3.13
Dual-income families
61.8%

Housing

Own their home
71.1%
Rent burden
27.1%
Men / women
49% / 52%

Work

In labor force
71.0%
Unemployment
2.1%
Self-employed
12.4%
Farmers
0.8%

Community

Charitable givers
45.7%
Veterans
4.9%
With a disability
7.2%
No health insurance
1.7%
Limited English
1.5%

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

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