Barrios de Oregon C
- Cal Young (29)
- Cathedral Park (13)
- Caufield (3)
- Cedar Hills (15)
- Cedar Hills-Cedar Mill (31)
- Centennial (35)
- Central Beaverton (9)
- Central Eastside (8)
- Century West (11)
- Churchill (7)
- Clackamette Park (1)
- Collins View (2)
- Concordia (16)
- Cooper Mountain-Aloha North (60)
- Cooper Mountain-Aloha South (15)
- Crest Drive (4)
- Creston-Kenilworth (17)
- Crestwood (1)
- Croisan-Illahe (1)
- Cully (12)