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ZIP 50129 · Jefferson

Who lives in ZIP code 50129 (Jefferson, IA): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

Jefferson, IA · Greene County

uszips 2026
People5,014
Median age49.4
Household income$60,671
Home value$162,304
Median rent$760/mo
Poverty7.7%
College degree+22.6%
Commute22 min

Place

Metro area
Outside any metro
Time zone
Central
Density
12 / sq mi
Housing units
2,369

Spans 2 counties

Greene100%
Guthrie0%

Share of the ZIP's people in each county.

Age mix

Under 107.7%
10–1913.8%
20s6.6%
30s12.6%
40s10.3%
50s10.6%
60s17.8%
70s9.7%
80+10.7%

29.3% are 65 or older; 81.3% are adults.

Household income

Under $25K14.1%
$25K–50K25.8%
$50K–75K19.5%
$75K–100K9.4%
$100K–150K17.7%
$150K+13.7%

31.4% of households earn $100K+. Median per person: $36,435.

Education (adults 25+)

Less than high school6.7%
High school26.9%
Some college43.7%
Bachelor's16.3%
Graduate6.3%

38.5% of degrees are in STEM fields.

Race

White95.3%
Black0.2%
Asian0.0%
Native American0.4%
Pacific Islander0.0%
Other0.4%
Two or more3.8%

2.9% Hispanic or Latino (of any race).

Households & family

Married
52.5%
Never married
20.6%
Divorced
16.9%
Widowed
10.0%
Family size
2.76
Dual-income families
54.7%

Housing

Own their home
77.0%
Rent burden
26.5%
Men / women
49% / 51%

Work

In labor force
52.0%
Unemployment
0.9%
Self-employed
17.2%
Farmers
8.4%

Community

Charitable givers
20.5%
Veterans
8.8%
With a disability
19.8%
No health insurance
2.0%
Limited English
0.3%

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

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