- Sewal
- Sherwood
- Shipley
- Siam
- South Amana
- Sperry
- Stennett
- Stiles
- Stilson
- Strahan
- Summitville
- Sunbury
- Swedesburg
- Schemmel Island
- Sheridan
- Stillwell
- Summit
- Sherton Heights
- Silver Creek Mobile Home Community
- Spencer Island
- Sunrise Mobile Home Park
- Shady Grove Mobile Home Park
- Sinclair
- Swanton
- Stonega
- Skyline Mobile Park
- Sherman
- Scotch Ridge
- Summerset
- Sunfield Mobile Home Park