- Clark Island
- Condit
- Creek Valley Mobile Home Park
- Clawson
- Calvin Center
- Colonial Acres Mobile Home Park
- Corey
- Charlevoix Estates
- Clarion
- Clifford
- Clinton
- Chippewa Beach
- Cold Springs
- Cass Island
- Cedar Island
- Cherry Island
- Chicken Islands
- Chippewa Travel Trailer Park
- Churchville
- Clark Island
- Claw Island
- Cook Island
- Cordell
- Cove Island
- Crab Island
- Crow Island
- Coloma
- Columbiaville
- Comstock Park
- Colonville