| City | County | 2025 Pop. ↓ |
|---|---|---|
| Gresham | Multnomah County | 108,161 |
| Grants Pass | Josephine County | 39,075 |
| Gladstone | Clackamas County | 11,753 |
| Green | Douglas County | 8,310 |
| Garden Home-Whitford | Washington County | 7,189 |
| Gervais | Marion County | 2,514 |
| Gold Beach | Curry County | 2,311 |
| Gearhart | Clatsop County | 1,909 |
| Glide | Douglas County | 1,455 |
| Grand Ronde | Polk County | 1,347 |
| Gold Hill | Jackson County | 1,311 |
| Glasgow | Coos County | 959 |
| Glendale | Douglas County | 868 |
| Garibaldi | Tillamook County | 820 |
| Green Meadows | Umatilla County | 700 |
| Gaston | Washington County | 660 |
| Gates | Marion County | 418 |
| Gilchrist | Klamath County | 386 |
| Gopher Flats | Umatilla County | 385 |
| Gardiner | Douglas County | 286 |
| Grass Valley | Sherman County | 167 |
| Government Camp | Clackamas County | 78 |
| Granite | Baker County | 30 |