- Schermerhorn Island
- Shad Island
- Shakers
- Simmons Island
- Smith Corner
- South Albany
- South Berne
- South Bethlehem
- South Westerlo
- Spawn Hollow
- Starbuck Island
- Stomy Island
- Stony Hill
- Sunnyside Trailer Court
- Sanford
- Sawyer
- Sawyer Trailer Court
- Scholes
- Scio
- Shongo
- Short Tract
- South Bolivar
- South Cuba
- Spring Mills
- South Brother Island
- Schuylerville
- Silver Beach
- Sound View Houses
- Soundview Park Homes
- Spencer Estates