Maryland Neighborhoods S
- Sabina Mattfeldt (1)
- Saint Helena (1)
- Saint Joseph's (7)
- Sandtown-Winchester (10)
- Savage-Guilford (3)
- Seabrook (10)
- Seat Pleasant (2)
- Selwyn Farms (1)
- Seton Hill (1)
- Sharp Leadenhall (12)
- Shipley Hill (10)
- Silver Spring Park (34)
- South Four Corners (2)
- South Gate (1)
- South Kensington (4)
- South Laurel (15)
- St. Charles (43)
- Stadium Area (1)
- Station North Arts District (16)
- Stonewood-Penwood-Winston (4)
- Suitland - Silver Hill (18)
- Sumner (7)