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Duncan city, OK

ZIP 73533 — People & Community

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

Working ClassLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 73533

73533 has a population of 27,935 with a median age of 39.8 yrs (48.3% male).

Race & Ethnicity
White
78.6%+28% vs US avg
x
Black
2.2%-82% vs US avg
x
Asian
0.6%-90% vs US avg
x
Hispanic
10.2%-45% vs US avg
x
Other / Two+
8.4%
x
Age Groups
0–17
23.2%+5% vs US avg
x
18–64
56.6%-8% vs US avg
x
65+
20.2%+24% vs US avg
x
Education
Less than HS
13.5%+21% vs US avg
x
High school
39.1%+49% vs US avg
x
Some college
27.7%-4% vs US avg
x
Bachelor's+
19.8%-41% vs US avg
x
Marital Status
Married
55.5%+15% vs US avg
x
Never married
24.2%-28% vs US avg
x
Divorced
12.8%+25% vs US avg
x
Widowed / Separated
7.4%
x
Diversity Index
36/100

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

Social & household profile

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

Poverty Rate
18.4%+60% vs US avg
x
Foreign Born
24.9%+79% vs US avg
x
Veterans
9.0%+50% vs US avg
x
Disability
20.0%+49% vs US avg
x
Single Parent
8.8%+9% vs US avg
x
Recent Births
62.6%+979% vs US avg
x
Top ancestry
EnglishIrishGerman

Health & Community Indicators in 73533

Poverty Rate
18.4%+60% vs US avg
x
Veterans
9.0%+50% vs US avg
x
Foreign Born
24.9%+79% vs US avg
x
Single Parent
8.8%+9% vs US avg
x
Disability
20.0%+49% vs US avg
x
Uninsured
14.8%+85% vs US avg
x
SNAP Benefits
18.3%+57% vs US avg
x
Private School
0.1%-99% vs US avg
x
Recent Births
62.6%+979% vs US avg
x
Smartphone Only
0.0%-100% vs US avg
x

People & Community key statistics

Population statistics
Population
Population27,935
Median age39.8
Poverty rate18.4%
Demographics statistics
Demographics
White78.6%
Hispanic10.2%
Black2.2%
Asian0.6%
Foreign-born24.9%