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Decatur city, AL

ZIP 35603 — 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 35603

35603 has a population of 31,875 with a median age of 43.3 yrs (48.2% male).

Race & Ethnicity
White
74.8%+21% vs US avg
x
Black
15.5%+25% vs US avg
x
Asian
0.5%-92% vs US avg
x
Hispanic
5.9%-69% vs US avg
x
Other / Two+
3.3%
x
Age Groups
0–17
21.8%-1% vs US avg
x
18–64
57.4%-7% vs US avg
x
65+
20.9%+28% vs US avg
x
Education
Less than HS
9.1%-18% vs US avg
x
High school
29.6%+13% vs US avg
x
Some college
32.1%+11% vs US avg
x
Bachelor's+
29.2%-13% vs US avg
x
Marital Status
Married
58.6%+22% vs US avg
x
Never married
22.4%-34% vs US avg
x
Divorced
11.4%+11% vs US avg
x
Widowed / Separated
7.6%
x
Diversity Index
41/100

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

Social & household profile

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

Poverty Rate
7.4%-36% vs US avg
x
Foreign Born
34.3%+147% vs US avg
x
Veterans
9.4%+56% vs US avg
x
Disability
16.4%+22% vs US avg
x
Single Parent
9.7%+19% vs US avg
x
Recent Births
34.3%+492% vs US avg
x
Top ancestry
AmericanEnglishIrish

Health & Community Indicators in 35603

Poverty Rate
7.4%-36% vs US avg
x
Veterans
9.4%+56% vs US avg
x
Foreign Born
34.3%+147% vs US avg
x
Single Parent
9.7%+19% vs US avg
x
Disability
16.4%+22% vs US avg
x
Uninsured
7.4%-8% vs US avg
x
SNAP Benefits
6.5%-44% vs US avg
x
Private School
0.3%-98% vs US avg
x
Recent Births
34.3%+492% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population31,875
Median age43.3
Poverty rate7.4%
Demographics statistics
Demographics
White74.8%
Hispanic5.9%
Black15.5%
Asian0.5%
Foreign-born34.3%