- Sierra Grande
- Siesta Drive Condo
- Sigurd
- Silsbee
- Silver Acres
- Silver Bell Estates
- Silver City
- Silver Creek Junction
- Silver Fork
- Silver Lake Estates
- Silver Lake Summer Home Area
- Silver Lake Summer Resort
- Silver Reef
- Silver Shadow Estates
- Silver Springs
- Silver Summit
- Silversmith Estates
- Sixmile Point
- Ski/Lake Village Condominium
- Ski View Estates
- Skyline Manor
- Skyview
- Slaterville
- Sleepy Hollow Two
- Smithfield
- Smoot Farm Estates
- Smyths
- Snow
- Snowbird
- Snowville