Maryland Neighborhoods C
- Callaway-Garrison (1)
- Calvert Hills Historic District (24)
- Calverton (5)
- Calverton PG (1)
- Cameron Village (9)
- Canton Square (26)
- Cape St Claire (2)
- Carmody Hills-Pepper Mill Village (2)
- Carney (2)
- Carroll Park (2)
- Carroll South (1)
- Carrollton (1)
- Cedmont (1)
- Cedonia (1)
- Central Park Heights (14)
- Central Rockville (16)
- Charles Village (48)
- Cherry Hill (5)
- Cheswolde (8)
- Cheverly (2)
- Chevy Chase Lake (9)
- Chevy Chase Terrace (1)
- Chevy Chase Village (3)
- Chillum (40)
- Chinquapin Park-Belvedere (1)
- Christopher (5)
- City Square (5)
- Claremont-Freedom (1)
- Clear Spring/Conococheague (3)
- Cloverly (2)
- Cold Spring (2)
- Colesville (3)
- College Park Woods (14)
- Coppin Heights (15)
- Coral Hills (6)
- Cross Country (1)
- Cylburn (2)