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Centennial city, CO

ZIP 80121 — 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 80121

80121 has a population of 17,929 with a median age of 48.6 yrs (48.5% male).

Race & Ethnicity
White
88.8%+44% vs US avg
x
Black
1.6%-87% vs US avg
x
Asian
1.5%-75% vs US avg
x
Hispanic
7.4%-60% vs US avg
x
Other / Two+
0.7%
x
Age Groups
0–17
18.7%-15% vs US avg
x
18–64
55.2%-11% vs US avg
x
65+
26.1%+60% vs US avg
x
Education
Less than HS
1.4%-88% vs US avg
x
High school
12.9%-51% vs US avg
x
Some college
22.1%-24% vs US avg
x
Bachelor's+
63.6%+89% vs US avg
x
Marital Status
Married
62.2%+29% vs US avg
x
Never married
22.1%-35% vs US avg
x
Divorced
9.3%-9% vs US avg
x
Widowed / Separated
6.3%
x
Diversity Index
21/100

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

Social & household profile

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

Poverty Rate
4.3%-63% vs US avg
x
Foreign Born
19.1%+37% vs US avg
x
Veterans
6.5%+9% vs US avg
x
Disability
11.1%-17% vs US avg
x
Single Parent
3.0%-64% vs US avg
x
Recent Births
45.6%+686% vs US avg
x
Top ancestry
GermanEnglishIrish

Health & Community Indicators in 80121

Poverty Rate
4.3%-63% vs US avg
x
Veterans
6.5%+9% vs US avg
x
Foreign Born
19.1%+37% vs US avg
x
Single Parent
3.0%-64% vs US avg
x
Disability
11.1%-17% vs US avg
x
Uninsured
3.3%-58% vs US avg
x
SNAP Benefits
3.0%-74% vs US avg
x
Private School
0.5%-95% vs US avg
x
Recent Births
45.6%+686% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population17,929
Median age48.6
Poverty rate4.3%
Demographics statistics
Demographics
White88.8%
Hispanic7.4%
Black1.6%
Asian1.5%
Foreign-born19.1%