| South | 928 m | | Southern Olympic Mountains |
| Summit Chief | 2228 m | | Chikamin-Keechelus |
| Spratt | 2176 m | | South Hozameen Range |
| The Island | 1206 m | | West Manastash-Umtanum Ridges |
| Red | 2334 m | | Ragged Ridge |
| Sherman Peak | 3020 m | | Baker-Shuksan Massif |
| South Seventeenmile | 1782 m | | Kettle River Range |
| Scrabbler | 1693 m | | Central Washington Selkirks |
| Pumpkin | 1063 m | | Picket Range |
| Rooster Comb | 575 m | | Mission-Naneum Ridges |
| Red Butte | 947 m | | Адамс |
| Signal Peak | 2081 m | | South Entiat Mountains |
| Strawberry | 1749 m | | Сент-Хеленс |
| Stimson Hill | 858 m | | Cultus Mountains |
| Stagman Butte | 1575 m | | Simcoe Mountains |
| Schmith Knob | | | Constance-Buckhorn Group |
| Sweetgrass Butte | 1859 m | | Central Pasayten Area |
| Scott Peak | 1612 m | | Monte Cristo Area |
| Rocky | 1735 m | | Kettle River Range |
| Soda Peaks | 1380 m | | Columbia Gorge North |