Demographics & People — Umatilla County, Oregon
Population & Households
| Population (official) | 79,904 |
|---|---|
| Median Age | 36.90 |
| Veterans | 4,427 |
| Housing Units | 31,264 |
| Uninsured | 541 |
Migration
| Inflow | 66,339 |
|---|---|
| Outflow | 66,610 |
| Net | -271 |
| 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 2026-04-13T15:43:30.100024+00:00; aggregated 2026-04-13T16:08:25.196237+00:00.