Rapid River (Kalkaska County, Michigan)
General data
- Name: Rapid River (Kalkaska County, Michigan)
- Water system: St. Lawrence River
- Water type: River
- Progression: Torch River (Michigan) -> Lake Skegemog -> Elk Lake (Michigan) -> Elk River (Michigan) -> Lake Michigan -> Lake Huron -> St. Clair River -> Lake St. Clair (North America) -> Detroit River -> Lake Erie -> Niagara River -> Lake Ontario -> St. Lawrence River -> Gulf of St. Lawrence -> Atlantic Ocean -> Planet Earth
- Climates: Temperate
- Continents: North America
- Countries: United States of America
Rapid River is a 17.0-mile-long (27.4 km) river in Kalkaska County in the U.S. state of Michigan.
The river empties into the Torch River at the community of Torch River just south of Torch Lake.