23 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Gresham | Multnomah County | 110,015 |
| Grants Pass | Josephine County | 39,580 |
| Gladstone | Clackamas County | 11,824 |
| Green | Douglas County | 8,009 |
| Garden Home-Whitford | Washington County | 7,038 |
| Gervais | Marion County | 2,557 |
| Gold Beach | Curry County | 2,233 |
| Gearhart | Clatsop County | 1,901 |
| Glide | Douglas County | 1,409 |
| Grand Ronde | Polk County | 1,393 |
| Gold Hill | Jackson County | 1,301 |
| Green Meadows | Umatilla County | 926 |
| Glendale | Douglas County | 869 |
| Garibaldi | Tillamook County | 813 |
| Gaston | Washington County | 674 |
| Glasgow | Coos County | 630 |
| Gates | Marion County | 454 |
| Gopher Flats | Umatilla County | 384 |
| Gardiner | Douglas County | 375 |
| Gilchrist | Klamath County | 361 |
| Grass Valley | Sherman County | 172 |
| Government Camp | Clackamas County | 34 |
| Granite | Baker County | 29 |