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Chantilly CDP, VA

ZIP 20151 — 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 20151

20151 has a population of 22,502 with a median age of 40.7 yrs (50.9% male).

Race & Ethnicity
White
39.5%-36% vs US avg
x
Black
3.7%-70% vs US avg
x
Asian
37.3%+532% vs US avg
x
Hispanic
22.1%+18% vs US avg
x
Age Groups
0–17
25.6%+16% vs US avg
x
18–64
61.1%-1% vs US avg
x
65+
13.3%-19% vs US avg
x
Education
Less than HS
9.1%-18% vs US avg
x
High school
15.0%-43% vs US avg
x
Some college
18.7%-35% vs US avg
x
Bachelor's+
57.2%+70% vs US avg
x
Marital Status
Married
61.0%+27% vs US avg
x
Never married
30.5%-10% vs US avg
x
Divorced
5.2%-50% vs US avg
x
Widowed / Separated
3.3%
x
Diversity Index
65/100

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

Social & household profile

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

Poverty Rate
6.4%-44% vs US avg
x
Foreign Born
32.3%+132% vs US avg
x
Veterans
5.9%-2% vs US avg
x
Disability
6.6%-51% vs US avg
x
Single Parent
3.9%-51% vs US avg
x
Recent Births
52.2%+800% vs US avg
x
Top ancestry
GermanEnglishIrish

Health & Community Indicators in 20151

Poverty Rate
6.4%-44% vs US avg
x
Veterans
5.9%-2% vs US avg
x
Foreign Born
32.3%+132% vs US avg
x
Single Parent
3.9%-51% vs US avg
x
Disability
6.6%-51% vs US avg
x
Uninsured
12.2%+53% vs US avg
x
SNAP Benefits
5.1%-56% vs US avg
x
Private School
0.5%-95% vs US avg
x
Recent Births
52.2%+800% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population22,502
Median age40.7
Poverty rate6.4%
Demographics statistics
Demographics
White39.5%
Hispanic22.1%
Black3.7%
Asian37.3%
Foreign-born32.3%