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Janesville city, WI

ZIP 53548 — People & Community

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Middle ClassLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 53548

53548 has a population of 20,509 with a median age of 40.8 yrs (50.0% male).

Race & Ethnicity
White
86.3%+40% vs US avg
x
Black
3.5%-72% vs US avg
x
Asian
1.9%-68% vs US avg
x
Hispanic
7.2%-62% vs US avg
x
Other / Two+
1.1%
x
Age Groups
0–17
20.9%-5% vs US avg
x
18–64
61.5%-0% vs US avg
x
65+
17.6%+8% vs US avg
x
Education
Less than HS
6.2%-44% vs US avg
x
High school
34.6%+32% vs US avg
x
Some college
32.6%+13% vs US avg
x
Bachelor's+
26.7%-21% vs US avg
x
Marital Status
Married
52.3%+9% vs US avg
x
Never married
28.7%-15% vs US avg
x
Divorced
14.3%+39% vs US avg
x
Widowed / Separated
4.6%
x
Diversity Index
25/100

Higher = more diverse (Simpson index from race/ethnicity)

Social & household profile

Poverty, nativity, veterans, disability, family structure, and births (ACS).

Poverty Rate
10.8%-6% vs US avg
x
Foreign Born
12.1%-13% vs US avg
x
Veterans
6.8%+14% vs US avg
x
Disability
13.9%+4% vs US avg
x
Single Parent
11.2%+38% vs US avg
x
Recent Births
75.9%+1209% vs US avg
x
Top ancestry
GermanIrishNorwegian

Health & Community Indicators in 53548

Poverty Rate
10.8%-6% vs US avg
x
Veterans
6.8%+14% vs US avg
x
Foreign Born
12.1%-13% vs US avg
x
Single Parent
11.2%+38% vs US avg
x
Disability
13.9%+4% vs US avg
x
Uninsured
6.2%-23% vs US avg
x
SNAP Benefits
16.2%+38% vs US avg
x
Private School
0.1%-99% vs US avg
x
Recent Births
75.9%+1209% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population20,509
Median age40.8
Poverty rate10.8%
Demographics statistics
Demographics
White86.3%
Hispanic7.2%
Black3.5%
Asian1.9%
Foreign-born12.1%