Barrios de Missouri S
- Santa Fe (3)
- Sappington (3)
- Scarritt Point (11)
- Self Help Neighborhood Council (3)
- Shaw (6)
- Sherman Ave Project Area (1)
- Sherrydale (8)
- Sherwood Estates (2)
- Shrewsbury (1)
- Skinker DeBaliviere (12)
- Somerset (1)
- Soulard (9)
- South (3)
- South Blue Valley (4)
- South Crysler (3)
- South Hyde Park (8)
- South India Mound (5)
- South Plaza (9)
- South Town Fork Creek (4)
- Southern (2)
- Southern Hills (13)
- Southmoreland (15)
- Southwest Garden (6)
- Spanish Lake (9)
- Spring Branch (2)
- Squier Park (2)
- St Ann Country Club (2)
- St Catherine's Gardens (2)
- St John (1)
- St Louis Hills (3)
- Stayton Meadows (3)
- Sterling Acres (1)
- Stratford Estates (3)
- Sunnyside Gardens (1)
- Sycamore (4)