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O'Fallon city, MO

ZIP 63368 — People & Community

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

Upper Middle ClassLow Snow AreaRemote Work Hub

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 63368

63368 has a population of 45,862 with a median age of 38.1 yrs (49.1% male).

Race & Ethnicity
White
84.5%+37% vs US avg
x
Black
3.7%-70% vs US avg
x
Asian
5.5%-7% vs US avg
x
Hispanic
3.3%-82% vs US avg
x
Other / Two+
3.0%
x
Age Groups
0–17
25.1%+14% vs US avg
x
18–64
61.9%+0% vs US avg
x
65+
13.0%-20% vs US avg
x
Education
Less than HS
3.9%-65% vs US avg
x
High school
18.2%-30% vs US avg
x
Some college
29.1%+1% vs US avg
x
Bachelor's+
48.8%+45% vs US avg
x
Marital Status
Married
59.8%+24% vs US avg
x
Never married
26.2%-23% vs US avg
x
Divorced
9.4%-8% vs US avg
x
Widowed / Separated
4.6%
x
Diversity Index
28/100

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

Social & household profile

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

Poverty Rate
3.7%-68% vs US avg
x
Foreign Born
46.8%+236% vs US avg
x
Veterans
6.0%+0% vs US avg
x
Disability
8.3%-38% vs US avg
x
Single Parent
8.0%-1% vs US avg
x
Recent Births
46.5%+702% vs US avg
x
Top ancestry
GermanIrishEnglish

Health & Community Indicators in 63368

Poverty Rate
3.7%-68% vs US avg
x
Veterans
6.0%+0% vs US avg
x
Foreign Born
46.8%+236% vs US avg
x
Single Parent
8.0%-1% vs US avg
x
Disability
8.3%-38% vs US avg
x
Uninsured
3.8%-52% vs US avg
x
SNAP Benefits
2.7%-77% vs US avg
x
Private School
0.4%-96% vs US avg
x
Recent Births
46.5%+702% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population45,862
Median age38.1
Poverty rate3.7%
Demographics statistics
Demographics
White84.5%
Hispanic3.3%
Black3.7%
Asian5.5%
Foreign-born46.8%