C road may refer to:
- In Malaysia, Malaysian State Roads system, in Pahang
- In Namibia, C roads in Namibia
- In Great Britain, Great Britain road numbering scheme#Other classifications
- In the Isle of Man, List of roads on the Isle of Man#"C" roads
- In the United States:
- C-Road, California, a census-designated place in Plumas County
- Colorado State Highway 470, the only Colorado route to use the label
- County-designated highways in zone C in Michigan
- Corridor C, part of the Appalachian Development Highway System