Demographics & People — Mukilteo, Washington
Population Overview
| Population (Census) | 21,312 |
| Estimated 2026 | ~21,300 |
| Median Age | 42.8 |
| Total Households | 8,303 |
| Family Households | 5,786 |
| Average Household Size | 2.56 |
| Diversity Index | 0.4793 (moderately diverse) |
Race & Ethnicity
| White | 13,557 |
| Black or African American | 278 |
| Asian | 4,264 |
| Hispanic or Latino | 1,749 |
Heritage & Ancestry
| Group | Count |
| Other groups | 7,335 |
| German | 3,144 |
| English | 2,825 |
| Unclassified or not reported | 2,614 |
| Irish | 2,554 |
| Norwegian | 1,777 |
| Hispanic: Hispanic or Latino | 1,360 |
| European | 999 |
| French (except Basque) | 781 |
| Italian | 710 |
Language
| English Only | 15,218 |
| Spanish | 1,077 |
| Population 5+ | 20,045 |
Veterans
| Veterans | 1,455 |
| Population 18+ | 16,704 |
Commuting
| Mean Commute Time | 25.8 minutes |
| Work from Home | 26.7% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Mukilteo, Washington.