Barrios de Connecticut S
- Saugatuck (4)
- Seymour/Naugatuck/Ansonia (35)
- Sheldon Charter Oak (7)
- Shippan (4)
- Shippan Point (7)
- Silvermine (3)
- Simsbury Ctr Historic District (1)
- SoNo (31)
- South End (16)
- South End (25)
- South Green (7)
- South Meadows (1)
- South West (8)
- Southeast New London (1)
- Southington/Berlin (14)
- Southwest New London/Lyme (4)
- Spencer (4)
- Spring Hill (33)
- Springdale (19)
- Stratfield Village (9)
- Stratford Center Historic District (36)