Demographics & People — Washington County, Oregon
Population & Households
| Population (official) | 599,541 |
|---|---|
| Median Age | 37.50 |
| Veterans | 27,849 |
| Housing Units | 237,586 |
| Uninsured | 3,752 |
Migration
| Inflow | 564,229 |
|---|---|
| Outflow | 577,270 |
| Net | -13,041 |
| Growing | No |
| Year | 2022-2023 |
Source: Census ACS 5-Year 2022. Official numbers: Census ACS 5-Year 2022 — county-level query.
Data provenance: aggregated from town-level sources, county.json. Rebuilt 2026-04-13T15:43:30.106875+00:00; aggregated 2026-04-13T16:08:25.203397+00:00.