Demographics & People — Alderton, Washington
Population Overview
| Population (Census) | 2,857 |
| Estimated 2026 | ~2,400 |
| Median Age | 43.4 |
| Total Households | 1,117 |
| Family Households | 720 |
| Average Household Size | 2.55 |
| Diversity Index | 0.3871 (somewhat diverse) |
Race & Ethnicity
| White | 2,040 |
| Black or African American | 14 |
| Asian | 22 |
| Hispanic or Latino | 665 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 706 |
| Other groups | 636 |
| Hispanic: Hispanic or Latino | 492 |
| Hispanic: Mexican | 456 |
| Irish | 293 |
| German | 287 |
| Scandinavian | 287 |
| English | 251 |
| Norwegian | 117 |
| Swedish | 83 |
Language
| English Only | 2,331 |
| Spanish | 404 |
| Population 5+ | 2,760 |
Veterans
| Veterans | 144 |
| Population 18+ | 2,253 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Alderton, Washington.