Demographics & People — Boulder, Colorado

Population Overview

Population (Census)106,274
Estimated 2026~106,800
Median Age28.8
Total Households43,825
Family Households17,261
Average Household Size2.16
Diversity Index0.3129 (somewhat diverse)

Race & Ethnicity

White86,905
Black or African American1,139
Asian6,137
Hispanic or Latino11,909

Heritage & Ancestry

GroupCount
Unclassified or not reported29,214
Other groups21,156
German17,417
Irish12,300
English11,725
Hispanic: Hispanic or Latino11,452
Hispanic: Mexican7,057
Italian6,139
European4,267
Polish3,992

Language

English Only88,674
Spanish6,216
Population 5+104,167

Veterans

Veterans2,581
Population 18+94,142

Commuting

Mean Commute Time18.1 minutes
Work from Home34.4%
Commuter ProfileN/A
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Boulder, Colorado.