Barrios de Maryland S
- Saint Helena (4)
- Saint Joseph's (11)
- Sandtown-Winchester (18)
- Savage-Guilford (2)
- Seabrook (8)
- Selby-on-the-Bay (1)
- Selwyn Farms (1)
- Seton Hill (1)
- Sharp Leadenhall (9)
- Shipley Hill (8)
- Silver Spring Park (38)
- South Clifton Park (1)
- South Four Corners (1)
- South Gate (3)
- South Kensington (7)
- South Laurel (16)
- Southern Baltimore (1)
- St. Charles (48)
- Stadium Area (1)
- Station North Arts District (21)
- Stonewood-Penwood-Winston (2)
- Suitland - Silver Hill (20)
- Sumner (3)