Maryland Neighborhoods S
- Saint Helena (4)
- Saint Joseph's (10)
- Sandtown-Winchester (16)
- Savage-Guilford (3)
- Seabrook (9)
- Selwyn Farms (1)
- Seton Hill (1)
- Sharp Leadenhall (6)
- Shipley Hill (8)
- Silver Spring Park (39)
- South Clifton Park (2)
- South Four Corners (2)
- South Gate (5)
- South Kensington (3)
- South Laurel (15)
- St. Charles (48)
- Stadium Area (2)
- Station North Arts District (29)
- Suitland - Silver Hill (19)
- Sumner (4)