| # | City | Population | Type |
|---|---|---|---|
| 1 | Portland | 635,749 | City |
| 2 | Salem | 180,406 | City |
| 3 | Eugene | 178,786 | City |
| 4 | Gresham | 111,507 | City |
| 5 | Hillsboro | 110,337 | City |
| 6 | Bend | 106,926 | City |
| 7 | Beaverton | 98,302 | City |
| 8 | Medford | 86,301 | City |
| 9 | Corvallis | 61,993 | City |
| 10 | Springfield | 61,182 | City |