| Name |
County |
| Shorewood Christian School |
King County |
| Shorewood Elementary School |
King County |
| Shoultes Elementary School |
Snohomish County |
| Sidney Glen Elementary School |
Kitsap County |
| Sifton Elementary School |
Clark County |
| Silver Beach Elementary School |
Whatcom County |
| Silver Firs Elementary School |
Snohomish County |
| Silver Lake Elementary School |
Snohomish County |
| Silver Lake Elementary School |
King County |
| Silver Ridge Elementary School |
Kitsap County |
| Silver Star Elementary School |
Clark County |
| Silverdale Elementary School |
Kitsap County |
| Simpson Elementary School |
Grays Harbor County |
| Sky Valley Adventist School |
Snohomish County |
| Sky Valley Options High School |
Snohomish County |
| Skyline Elementary School |
Snohomish County |
| Skyline Elementary School |
Whatcom County |
| Skyline Elementary School |
Pierce County |
| Skys the Limit Montessori |
Pierce County |
| Skyview Elementary School |
Spokane County |
| Smith Elementary School |
Yakima County |
| Snoqualmie Elementary School |
King County |
| Soap Lake Elementary School |
Grant County |
| Somerset Elementary School |
King County |
| Soos Creek Elementary School |
King County |
| South Bay Elementary School |
Thurston County |
| South Colby Elementary School |
Kitsap County |
| South Pines Elementary School |
Spokane County |
| South Ridge Elementary School |
Clark County |
| South Shore K - 8 School |
King County |
| South Whidbey Elementary School |
Island County |
| South Whidbey Intermediate School |
Island County |
| Southern Heights Elementary School |
King County |
| Southgate Elementary School |
Benton County |
| Southside Montessori Elementary School |
Spokane County |
| Southwood Elementary School |
King County |
| Southworth Elementary School |
Thurston County |
| Spanaway Elementary School |
Pierce County |
| Special Education School |
Island County |
| Spinning Elementary School |
Pierce County |
| Spiritridge Elementary School |
King County |
| Sprague Elementary School |
Lincoln County |
| Springbrook Elementary School |
King County |
| Springdale Elementary School |
Stevens County |
| Spruce Elementary School |
Snohomish County |
| Stanley Elementary School |
Pierce County |
| Stanwood Elementary School |
Snohomish County |
| Star Elementary School |
Franklin County |
| Star Lake Elementary School |
King County |
| Stevens Creek Elementary School |
Snohomish County |
| Stevens Elementary School |
King County |
| Stevens Elementary School |
Spokane County |
| Stevens Elementary School |
Grays Harbor County |
| Stevenson Elementary School |
Skamania County |
| Stevenson Elementary School |
King County |
| Stewart Elementary School |
Pierce County |
| Stillwater Elementary School |
King County |
| Stratton Elementary School |
Pend Oreille County |
| Sultan Elementary School |
Snohomish County |
| Sumas Elementary School |
Whatcom County |
| Summitview Elementary School |
Yakima County |
| Sunbeams Lutheran School |
King County |
| Sunny Hills Elementary School |
King County |
| Sunnycrest Elementary School |
King County |
| Sunnycrest Elementary School |
Snohomish County |
| Sunnyland Elementary School |
Whatcom County |
| Sunnyside Elementary School |
Snohomish County |
| Sunnyside Elementary School |
Whitman County |
| Sunnyslope Elementary School |
Kitsap County |
| Sunnyslope Elementary School |
Chelan County |
| Sunrise Elementary School |
King County |
| Sunrise Elementary School |
Spokane County |
| Sunrise Elementary School |
Pierce County |
| Sunrise Elementary School |
King County |
| Sunrise Elementary School |
King County |
