Demographics & People — Fort Lewis, Washington
Population Overview
| Population (Census) | 13,983 |
| Estimated 2026 | ~18,300 |
| Median Age | 22.9 |
| Total Households | 3,221 |
| Family Households | 2,964 |
| Average Household Size | 3.05 |
| Diversity Index | 0.6087 (highly diverse) |
Race & Ethnicity
| White | 7,483 |
| Black or African American | 2,131 |
| Asian | 525 |
| Hispanic or Latino | 3,574 |
Heritage & Ancestry
| Group | Count |
| Other groups | 5,474 |
| Unclassified or not reported | 4,040 |
| Hispanic: Hispanic or Latino | 3,290 |
| Hispanic: Mexican | 2,347 |
| Irish | 1,548 |
| English | 1,355 |
| German | 1,159 |
| American | 461 |
| Subsaharan African | 445 |
| Hispanic: Puerto Rican | 433 |
Language
| English Only | 8,736 |
| Spanish | 1,753 |
| Population 5+ | 11,525 |
Veterans
| Veterans | 873 |
| Population 18+ | 3,856 |
Commuting
| Mean Commute Time | 11.4 minutes |
| Work from Home | 3.4% |
| 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 Fort Lewis, Washington.