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South Milwaukee city, WI

ZIP 53172 — 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 53172

53172 has a population of 20,547 with a median age of 40.9 yrs (49.6% male).

Race & Ethnicity
White
84.5%+37% vs US avg
x
Black
2.4%-80% vs US avg
x
Asian
0.4%-93% vs US avg
x
Hispanic
13.1%-30% vs US avg
x
Age Groups
0–17
21.4%-3% vs US avg
x
18–64
59.0%-4% vs US avg
x
65+
19.6%+20% vs US avg
x
Education
Less than HS
6.2%-44% vs US avg
x
High school
35.6%+36% vs US avg
x
Some college
30.6%+6% vs US avg
x
Bachelor's+
27.7%-18% vs US avg
x
Marital Status
Married
48.0%-0% vs US avg
x
Never married
33.5%-1% vs US avg
x
Divorced
12.5%+21% vs US avg
x
Widowed / Separated
6.1%
x
Diversity Index
27/100

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

Social & household profile

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

Poverty Rate
12.5%+9% vs US avg
x
Foreign Born
41.3%+197% vs US avg
x
Veterans
7.6%+26% vs US avg
x
Disability
14.4%+8% vs US avg
x
Single Parent
11.9%+47% vs US avg
x
Recent Births
70.8%+1121% vs US avg
x
Top ancestry
GermanPolishIrish

Health & Community Indicators in 53172

Poverty Rate
12.5%+9% vs US avg
x
Veterans
7.6%+26% vs US avg
x
Foreign Born
41.3%+197% vs US avg
x
Single Parent
11.9%+47% vs US avg
x
Disability
14.4%+8% vs US avg
x
Uninsured
4.8%-40% vs US avg
x
SNAP Benefits
12.2%+4% vs US avg
x
Private School
0.2%-98% vs US avg
x
Recent Births
70.8%+1121% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population20,547
Median age40.9
Poverty rate12.5%
Demographics statistics
Demographics
White84.5%
Hispanic13.1%
Black2.4%
Asian0.4%
Foreign-born41.3%