Washington Neighborhoods S
- Salmon Creek (2)
- Samish Hill (24)
- Sand Point (2)
- Scenic Hill (2)
- Seahurst (3)
- Seatac (10)
- Seattle Hill-Silver Firs (13)
- Seaview Seattle (4)
- Seward Park (1)
- Shelby (1)
- Shelton View-Meridian-3rd SE (1)
- Sheridan Beach (3)
- Sheridan Park (8)
- Shumway (1)
- Silver Firs (2)
- Silver Lake (12)
- Smokey Point (5)
- South Auburn (6)
- South Beacon Hill (1)
- South Bellingham (1)
- South Delridge (9)
- South End (38)
- South Forest Park (2)
- South Hill (1)
- South Hill (55)
- South Juanita (5)
- South Lake Union (81)
- South Lake Washington (1)
- South Lakes (5)
- South Olympia (15)
- South Park (5)
- South Renton (3)
- South Rose Hill (2)
- South Tacoma (36)
- South Westside (5)
- Southeast Bellevue (10)
- Southeast Redmond (11)
- Southern Heights-Boulevard Park (12)
- Southwest Bellevue (9)
- Springbrook Terrace (3)
- Springtree (1)
- Squak Mountain (1)
- Stadium District (42)
- Starcrest (4)
- Stevens (14)
- Summit (1)
- Summit Puyallup (4)
- Sunnyside (1)
- Sunnyside Vancouver (2)
- Sunset (6)
- Sunset Hill (1)
- Sycamore (1)