Maryland Neighborhoods S
- Saint Helena (3)
- Saint Joseph's (10)
- Sandtown-Winchester (17)
- Savage-Guilford (2)
- Seabrook (8)
- Selby-on-the-Bay (1)
- Selwyn Farms (1)
- Seton Hill (1)
- Sharp Leadenhall (10)
- Shipley Hill (7)
- Silver Spring Park (42)
- South Clifton Park (2)
- South Four Corners (2)
- South Gate (3)
- South Kensington (7)
- South Laurel (16)
- Southern Baltimore (1)
- St. Charles (53)
- Stadium Area (1)
- Station North Arts District (20)
- Stonewood-Penwood-Winston (1)
- Suitland - Silver Hill (19)
- Sumner (4)