City | Rank | County | 2026 Pop.↓ |
|---|---|---|---|
| Pullman | 1 | Whitman County | 33,841 |
| Othello | 2 | Adams County | 9,378 |
| Clarkston Heights-Vineland | 3 | Asotin County | 7,333 |
| Clarkston | 4 | Asotin County | 7,165 |
| West Clarkston-Highland | 5 | Asotin County | 5,774 |
| Colfax | 6 | Whitman County | 2,639 |
| Dayton | 7 | Columbia County | 2,545 |
| Ritzville | 8 | Adams County | 1,705 |
| Pomeroy | 9 | Garfield County | 1,497 |
| Asotin | 10 | Asotin County | 1,190 |
| Palouse | 11 | Whitman County | 1,019 |
| Tekoa | 12 | Whitman County | 809 |
| St. John | 13 | Whitman County | 582 |
| Rosalia | 14 | Whitman County | 568 |
| Albion | 15 | Whitman County | 538 |
| Garfield | 16 | Whitman County | 536 |
| Lind | 17 | Adams County | 520 |
| Marine View | 18 | Adams County | 508 |
| Colton | 19 | Whitman County | 401 |
| Uniontown | 20 | Whitman County | 398 |
| Oakesdale | 21 | Whitman County | 388 |
| Endicott | 22 | Whitman County | 294 |
| LaCrosse | 23 | Whitman County | 284 |
| Malden | 24 | Whitman County | 260 |
| Washtucna | 25 | Adams County | 198 |
| Hatton | 26 | Adams County | 186 |
| Starbuck | 27 | Columbia County | 148 |
| Steptoe | 28 | Whitman County | 146 |
| Farmington | 29 | Whitman County | 133 |
| Pataha | 30 | Columbia County | 133 |
| Lamont | 31 | Whitman County | 78 |
| Krupp | 32 | Adams County | 44 |
| Anatone | 33 | Asotin County | 12 |
Whitman County, Asotin County, Adams County, Columbia County, and Garfield County are the counties generally consideredpart ofSoutheastWashington.