- Carlisle Lakes
- Carlotta
- Carlow
- Carnac Island
- Carnage
- Carnamah
- Carnarvon
- Caroling
- Caron
- Carrabin
- Carrolup Hall
- Cartacup
- Carterville
- Cartmeticup
- Cataby
- Catterick
- Celebration
- Centennial Park
- Cervantes
- Chadoora
- Changerup
- Channybearup
- Chapman Hill
- Charley Creek
- Cheritons Find
- Cherry Tree Pool
- Cheyenne Island
- Chillilup
- Chinocup
- Chittering