Demographics & People — Thornton, Colorado

Population Overview

Population (Census)142,878
Estimated 2026~147,300
Median Age34.7
Total Households49,579
Family Households34,879
Average Household Size2.87
Diversity Index0.5392 (moderately diverse)

Race & Ethnicity

White90,712
Black or African American3,149
Asian8,344
Hispanic or Latino53,497

Heritage & Ancestry

GroupCount
Other groups54,540
Hispanic: Hispanic or Latino52,923
Hispanic: Mexican43,348
Unclassified or not reported35,311
German21,745
Irish12,786
English11,845
Italian6,902
Hispanic: Other Hispanic or Latino6,804
American4,796

Language

English Only97,693
Spanish27,215
Population 5+133,640

Veterans

Veterans6,868
Population 18+104,049

Commuting

Mean Commute Time30.4 minutes
Work from Home15.3%
Commuter ProfileN/A
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Thornton, Colorado.