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Lake St. Louis city, MO

ZIP 63367 — 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 63367

63367 has a population of 27,893 with a median age of 39.7 yrs (49.5% male).

Race & Ethnicity
White
86.5%+40% vs US avg
x
Black
5.1%-59% vs US avg
x
Asian
1.7%-72% vs US avg
x
Hispanic
3.3%-82% vs US avg
x
Other / Two+
3.5%
x
Age Groups
0–17
24.5%+11% vs US avg
x
18–64
59.6%-3% vs US avg
x
65+
15.9%-2% vs US avg
x
Education
Less than HS
2.5%-78% vs US avg
x
High school
17.7%-32% vs US avg
x
Some college
31.2%+8% vs US avg
x
Bachelor's+
48.6%+44% vs US avg
x
Marital Status
Married
62.2%+29% vs US avg
x
Never married
24.7%-27% vs US avg
x
Divorced
9.4%-9% vs US avg
x
Widowed / Separated
3.7%
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
2.9%-75% vs US avg
x
Foreign Born
25.5%+83% vs US avg
x
Veterans
7.7%+28% vs US avg
x
Disability
9.8%-27% vs US avg
x
Single Parent
4.0%-51% vs US avg
x
Recent Births
31.3%+440% vs US avg
x
Top ancestry
GermanIrishEnglish

Health & Community Indicators in 63367

Poverty Rate
2.9%-75% vs US avg
x
Veterans
7.7%+28% vs US avg
x
Foreign Born
25.5%+83% vs US avg
x
Single Parent
4.0%-51% vs US avg
x
Disability
9.8%-27% vs US avg
x
Uninsured
2.8%-66% vs US avg
x
SNAP Benefits
0.8%-93% vs US avg
x
Private School
0.5%-95% vs US avg
x
Recent Births
31.3%+440% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population27,893
Median age39.7
Poverty rate2.9%
Demographics statistics
Demographics
White86.5%
Hispanic3.3%
Black5.1%
Asian1.7%
Foreign-born25.5%