Demographics & People — Sumas, Washington
Population Overview
| Population (Census) | 1,384 |
| Estimated 2026 | ~1,900 |
| Median Age | 31.7 |
| Total Households | 534 |
| Family Households | 339 |
| Average Household Size | 2.59 |
| Diversity Index | 0.2882 (somewhat diverse) |
Race & Ethnicity
| White | 1,105 |
| Black or African American | 3 |
| Asian | 29 |
| Hispanic or Latino | 193 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 381 |
| Other groups | 342 |
| German | 277 |
| Dutch | 162 |
| Norwegian | 130 |
| Hispanic: Hispanic or Latino | 126 |
| Hispanic: Mexican | 114 |
| Irish | 105 |
| English | 76 |
| Swedish | 53 |
Language
| English Only | 1,154 |
| Spanish | 29 |
| Population 5+ | 1,274 |
Veterans
| Veterans | 51 |
| Population 18+ | 1,031 |
Commuting
| Mean Commute Time | 29.0 minutes |
| Work from Home | 13.1% |
| 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 Sumas, Washington.