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ZIP 54455 · Mosinee

Who lives in ZIP code 54455 (Mosinee, WI): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

Mosinee, WI · Marathon County

uszips 2026
People19,025
Median age40.6
Household income$96,140
Home value$248,120
Median rent$1,103/mo
Poverty6.6%
College degree+30.9%
Commute21 min

Place

Metro area
Wausau, WI
Wider region
Wausau-Stevens Point-Wisconsin Rapids, WI
Time zone
Central
Density
31 / sq mi
Housing units
7,860

Spans 2 counties

Marathon93%
Portage7%

Share of the ZIP's people in each county.

Age mix

Under 1011.1%
10–1912.7%
20s12.0%
30s12.7%
40s13.8%
50s13.0%
60s14.5%
70s6.4%
80+3.8%

15.7% are 65 or older; 77.9% are adults.

Household income

Under $25K6.5%
$25K–50K13.1%
$50K–75K18.0%
$75K–100K15.1%
$100K–150K24.1%
$150K+23.3%

47.4% of households earn $100K+. Median per person: $49,341.

Education (adults 25+)

Less than high school4.7%
High school31.5%
Some college32.9%
Bachelor's23.6%
Graduate7.3%

41.1% of degrees are in STEM fields.

Race

White92.4%
Black0.6%
Asian4.1%
Native American0.1%
Pacific Islander0.0%
Other0.1%
Two or more2.7%

1.7% Hispanic or Latino (of any race).

Households & family

Married
59.1%
Never married
27.6%
Divorced
8.8%
Widowed
4.5%
Family size
2.85
Dual-income families
60.2%

Housing

Own their home
80.7%
Rent burden
18.7%
Men / women
50% / 50%

Work

In labor force
71.8%
Unemployment
0.9%
Self-employed
8.9%
Farmers
2.2%

Community

Charitable givers
26.8%
Veterans
6.3%
With a disability
10.3%
No health insurance
2.4%
Limited English
0.2%

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

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