Demographics & People — Longbranch, Washington
Population Overview
| Population (Census) | 4,715 |
| Estimated 2026 | ~4,500 |
| Median Age | 50.3 |
| Total Households | 2,114 |
| Family Households | 1,363 |
| Average Household Size | 2.23 |
| Diversity Index | 0.1718 (relatively homogeneous) |
Race & Ethnicity
| White | 4,059 |
| Black or African American | 21 |
| Asian | 150 |
| Hispanic or Latino | 241 |
Heritage & Ancestry
| Group | Count |
| Other groups | 1,137 |
| German | 962 |
| Irish | 798 |
| Unclassified or not reported | 646 |
| English | 528 |
| Swedish | 251 |
| Italian | 216 |
| Scottish | 197 |
| Hispanic: Hispanic or Latino | 187 |
| European | 161 |
Language
| English Only | 4,234 |
| Spanish | 284 |
| Population 5+ | 4,695 |
Veterans
| Veterans | 598 |
| Population 18+ | 3,570 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Longbranch, Washington.