27 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Woodburn | Marion County | 32,639 |
| Wilsonville | Clackamas County | 28,481 |
| West Linn | Clackamas County | 26,209 |
| White City | Jackson County | 11,591 |
| West Haven-Sylvan | Multnomah County | 8,326 |
| West Slope | Washington County | 7,084 |
| Warrenton | Clatsop County | 6,343 |
| Winston | Douglas County | 5,717 |
| Wood Village | Multnomah County | 4,889 |
| Warm Springs | Jefferson County | 2,331 |
| Willamina | Yamhill County | 2,292 |
| Waldport | Lincoln County | 2,266 |
| Warren | Columbia County | 1,383 |
| Williams | Josephine County | 1,020 |
| Wallowa | Wallowa County | 821 |
| Weston | Umatilla County | 700 |
| Wasco | Sherman County | 461 |
| Wheeler | Tillamook County | 422 |
| Wimer | Jackson County | 396 |
| Wedderburn | Curry County | 321 |
| Westfir | Lane County | 252 |
| Westport | Clatsop County | 246 |
| Waterloo | Linn County | 227 |
| Wamic | Wasco County | 148 |
| Wallowa Lake | Wallowa County | 143 |
| Winchester Bay | Douglas County | 138 |
| West Scio | Linn County | 35 |