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Janesville city, WI

ZIP 53545 — 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 53545

53545 has a population of 23,937 with a median age of 41.1 yrs (49.8% male).

Race & Ethnicity
White
86.4%+40% vs US avg
x
Black
4.7%-62% vs US avg
x
Asian
1.8%-69% vs US avg
x
Hispanic
3.5%-81% vs US avg
x
Other / Two+
3.6%
x
Age Groups
0–17
20.2%-8% vs US avg
x
18–64
60.5%-2% vs US avg
x
65+
19.3%+19% vs US avg
x
Education
Less than HS
6.1%-45% vs US avg
x
High school
32.7%+25% vs US avg
x
Some college
31.8%+10% vs US avg
x
Bachelor's+
29.3%-13% vs US avg
x
Marital Status
Married
47.5%-1% vs US avg
x
Never married
31.7%-6% vs US avg
x
Divorced
13.0%+26% vs US avg
x
Widowed / Separated
7.8%
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
9.8%-15% vs US avg
x
Foreign Born
20.3%+46% vs US avg
x
Veterans
6.8%+13% vs US avg
x
Disability
13.1%-3% vs US avg
x
Single Parent
10.6%+31% vs US avg
x
Recent Births
67.0%+1056% vs US avg
x
Top ancestry
GermanIrishEnglish

Health & Community Indicators in 53545

Poverty Rate
9.8%-15% vs US avg
x
Veterans
6.8%+13% vs US avg
x
Foreign Born
20.3%+46% vs US avg
x
Single Parent
10.6%+31% vs US avg
x
Disability
13.1%-3% vs US avg
x
Uninsured
4.2%-48% vs US avg
x
SNAP Benefits
12.6%+8% vs US avg
x
Private School
0.1%-99% vs US avg
x
Recent Births
67.0%+1056% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population23,937
Median age41.1
Poverty rate9.8%
Demographics statistics
Demographics
White86.4%
Hispanic3.5%
Black4.7%
Asian1.8%
Foreign-born20.3%