48 cities
| City | State | 2026 Pop. ↓ | Annual Change | Rank | Type |
|---|---|---|---|---|---|
| Seattle | Washington | 801,192 | 1.28% | 1 | City |
| Portland | Oregon | 627,040 | -0.69% | 2 | City |
| Boise City | Idaho | 238,923 | 0.2% | 3 | City |
| Tacoma | Washington | 232,425 | 0.92% | 4 | City |
| Spokane | Washington | 231,311 | 0.15% | 5 | City |
| Vancouver | Washington | 202,846 | 0.96% | 6 | City |
| Salem | Oregon | 182,620 | 0.61% | 7 | City |
| Eugene | Oregon | 178,961 | 0.05% | 8 | City |
| Bellevue | Washington | 155,672 | 0.42% | 9 | City |
| Meridian | Idaho | 149,862 | 3.5% | 10 | City |
| Kent | Washington | 136,585 | 0% | 11 | City |
| Nampa | Idaho | 125,310 | 3.28% | 12 | City |
| Everett | Washington | 114,070 | 0.47% | 13 | City |
| Hillsboro | Oregon | 111,963 | 0.73% | 14 | City |
| Spokane Valley | Washington | 110,577 | 1.06% | 15 | City |
| Bend | Oregon | 110,545 | 1.66% | 16 | City |
| Gresham | Oregon | 110,015 | -0.67% | 17 | City |
| Renton | Washington | 104,947 | -0.28% | 18 | City |
| Federal Way | Washington | 99,881 | -0.18% | 19 | City |
| Beaverton | Oregon | 98,674 | 0.19% | 20 | City |
| Bellingham | Washington | 97,855 | 1.03% | 21 | City |
| Yakima | Washington | 97,543 | 0.08% | 22 | City |
| Kirkland | Washington | 96,878 | 0.72% | 23 | City |
| Kennewick | Washington | 88,092 | 0.78% | 24 | City |
| Redmond | Washington | 86,605 | 2.61% | 25 | City |
| Medford | Oregon | 86,286 | -0.01% | 26 | City |
| Auburn | Washington | 84,747 | -0.45% | 27 | City |
| Pasco | Washington | 83,743 | 1.22% | 28 | City |
| Caldwell | Idaho | 79,260 | 4.05% | 29 | City |
| Marysville | Washington | 78,824 | 1.69% | 30 | City |
| South Hill | Washington | 71,791 | 1.71% | 31 | CDP |
| Idaho Falls | Idaho | 71,320 | 1.28% | 32 | City |
| Shoreline | Washington | 69,966 | 2.73% | 33 | City |
| Richland | Washington | 66,112 | 1.33% | 34 | City |
| Sammamish | Washington | 65,986 | -0.37% | 35 | City |
| Corvallis | Oregon | 63,817 | 1.45% | 36 | City |
| Lakewood | Washington | 62,254 | -0.36% | 37 | City |
| Springfield | Oregon | 60,840 | -0.28% | 38 | City |
| Lacey | Washington | 59,584 | 0.8% | 39 | City |
| Pocatello | Idaho | 59,129 | 0.77% | 40 | City |
| Coeur d'Alene | Idaho | 58,555 | 1.04% | 41 | City |
| Tigard | Oregon | 58,434 | 0.98% | 42 | City |
| Albany | Oregon | 57,471 | 0.28% | 43 | City |
| Twin Falls | Idaho | 57,325 | 1.54% | 44 | City |
| Olympia | Washington | 56,602 | 0.29% | 45 | City |
| Aloha | Oregon | 54,271 | 0.56% | 46 | CDP |
| Bothell | Washington | 53,568 | 1.71% | 47 | City |
| Burien | Washington | 52,071 | 0.02% | 48 | City |
For this list, the Pacific Northwest Region is defined as the 3 states of Idaho, Oregon and Washington.