27 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Woodburn | Marion County | 31,544 |
| Wilsonville | Clackamas County | 28,188 |
| West Linn | Clackamas County | 26,403 |
| White City | Jackson County | 11,365 |
| West Haven-Sylvan | Multnomah County | 8,306 |
| West Slope | Washington County | 7,051 |
| Warrenton | Clatsop County | 6,333 |
| Winston | Douglas County | 5,704 |
| Wood Village | Multnomah County | 4,805 |
| Warm Springs | Jefferson County | 2,369 |
| Willamina | Yamhill County | 2,286 |
| Waldport | Lincoln County | 2,264 |
| Warren | Columbia County | 1,409 |
| Williams | Josephine County | 1,024 |
| Wallowa | Wallowa County | 818 |
| Weston | Umatilla County | 702 |
| Wasco | Sherman County | 453 |
| Wheeler | Tillamook County | 423 |
| Wimer | Jackson County | 414 |
| Wedderburn | Curry County | 301 |
| Westfir | Lane County | 253 |
| Westport | Clatsop County | 251 |
| Waterloo | Linn County | 226 |
| Winchester Bay | Douglas County | 154 |
| Wamic | Wasco County | 138 |
| Wallowa Lake | Wallowa County | 134 |
| West Scio | Linn County | 40 |