Wisconsin Neighborhoods S
- Sak's Woods (7)
- Schmitt Park (3)
- Servite Woods (2)
- Seymour Park (1)
- Sheboygan Falls/Kohler (11)
- Sheridan Park (3)
- Sherman (8)
- Sherman Park (13)
- Sherman Terrace (4)
- Shorecrest (1)
- Shorewood/Whitefish Bay (8)
- Silver City (2)
- Silver Spring (7)
- Smith's Crossing (7)
- South Appleton (13)
- South Lake (1)
- South Madison (16)
- South Pier (1)
- Southpoint (2)
- Springdale Estates (1)
- Springs (4)
- St Aemilian's (3)
- St Croix Far Eastern Suburbs (27)
- St Joseph's (13)
- St Peter's (1)
- Starlite (6)
- Stocker (2)
- Story Hill (1)
- Sturtevant (6)
- Sturtevant Village (6)
- Suburban Fond du Lac (10)
- Sunnyside (1)
- Sunnyside South (1)
- Sunset Heights-Waukesha (4)
- Sunset Hills (1)
- Sunset Village (5)
- Swan Creek (1)