- Sheridan Trailer Court
- Sterling
- Summit
- Summit Valley
- Springdale Colony
- Staley Place
- Sohon
- Spring Gulch
- Schilling
- Schley
- Skyline Trailer Court
- Soudan
- Sourdough Island
- Stark
- Sunset
- Shaw Place
- Shields
- Siebeck Island
- Silver Gate
- South Glastonbury
- Sphinx
- Sleeping Buffalo
- Sumner
- Sun Prairie
- Shields Crossing
- Spartan Manor Trailer Park
- Speer Trailer Park
- Sunrise Trailer Court
- Sayle
- Sixmile Crossing