31 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Pasco | Franklin County | 82,733 |
| Puyallup | Pierce County | 42,430 |
| Parkland | Pierce County | 39,693 |
| Pullman | Whitman County | 33,714 |
| Port Angeles | Clallam County | 20,139 |
| Port Orchard | Kitsap County | 19,995 |
| Poulsbo | Kitsap County | 12,708 |
| Prairie Ridge | Pierce County | 12,145 |
| Port Townsend | Jefferson County | 10,768 |
| Picnic Point | Snohomish County | 9,991 |
| Pacific | King County | 7,046 |
| Parkwood | Kitsap County | 6,953 |
| Prosser | Benton County | 6,638 |
| Prairie Heights | Pierce County | 4,880 |
| Port Hadlock-Irondale | Jefferson County | 3,713 |
| Port Ludlow | Jefferson County | 3,037 |
| Port Angeles East | Clallam County | 3,035 |
| Peaceful Valley | Whatcom County | 2,559 |
| Pomeroy | Garfield County | 1,488 |
| Point Roberts | Whatcom County | 1,269 |
| Puget Island | Wahkiakum County | 1,183 |
| Purdy | Pierce County | 1,172 |
| Palouse | Whitman County | 1,032 |
| Pe Ell | Lewis County | 676 |
| Pateros | Okanogan County | 634 |
| Port Gamble Tribal Community | Kitsap County | 568 |
| Prescott | Walla Walla County | 362 |
| Pataha | Columbia County | 125 |
| Porter | Grays Harbor County | 118 |
| Packwood | Lewis County | 84 |
| Parker | Yakima County | 80 |