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Florissant city, MO

ZIP 63033 — 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 63033

63033 has a population of 42,258 with a median age of 37.1 yrs (44.9% male).

Race & Ethnicity
White
22.7%-63% vs US avg
x
Black
71.0%+472% vs US avg
x
Asian
0.6%-90% vs US avg
x
Hispanic
1.1%-94% vs US avg
x
Other / Two+
4.6%
x
Age Groups
0–17
24.3%+10% vs US avg
x
18–64
58.4%-5% vs US avg
x
65+
17.4%+7% vs US avg
x
Education
Less than HS
7.4%-33% vs US avg
x
High school
24.8%-5% vs US avg
x
Some college
39.6%+37% vs US avg
x
Bachelor's+
28.2%-16% vs US avg
x
Marital Status
Married
40.4%-16% vs US avg
x
Never married
40.7%+20% vs US avg
x
Divorced
12.4%+20% vs US avg
x
Widowed / Separated
6.5%
x
Diversity Index
44/100

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

Social & household profile

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

Poverty Rate
10.4%-10% vs US avg
x
Foreign Born
36.5%+163% vs US avg
x
Veterans
8.2%+36% vs US avg
x
Disability
15.2%+13% vs US avg
x
Single Parent
16.6%+105% vs US avg
x
Recent Births
48.9%+743% vs US avg
x
Top ancestry
GermanIrishAmerican

Health & Community Indicators in 63033

Poverty Rate
10.4%-10% vs US avg
x
Veterans
8.2%+36% vs US avg
x
Foreign Born
36.5%+163% vs US avg
x
Single Parent
16.6%+105% vs US avg
x
Disability
15.2%+13% vs US avg
x
Uninsured
7.6%-5% vs US avg
x
SNAP Benefits
10.4%-11% vs US avg
x
Private School
0.1%-99% vs US avg
x
Recent Births
48.9%+743% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population42,258
Median age37.1
Poverty rate10.4%
Demographics statistics
Demographics
White22.7%
Hispanic1.1%
Black71.0%
Asian0.6%
Foreign-born36.5%