Lake Charlevoix
General data
- Name: Lake Charlevoix
- Water system: St. Lawrence River
- Water type: Natural lake
- Progression: Round Lake -> Pine River (Charlevoix County, 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: Continental
- Continents: North America
- Countries: United States of America
Lake Charlevoix is a lake in Charlevoix County in the U.S. state of Michigan. It is the third largest inland lake in the state with a surface area of over 17,200 acres (70 km2) and 56 miles (90 km) of shoreline. The maximum depth in the main basin is 122 feet (37 m) and in the south arm, 58 feet (18 m).
The lake's largest tributaries are the Jordan River, feeding into the south arm at East Jordan, and the Boyne River, flowing into the main basin from the east at Boyne City. Other significant tributaries include Horton, Stover, Porter, and Loeb Creeks. The outflow of Lake Charlevoix is the short Round Lake/Pine River complex which discharges into Lake Michigan at Charlevoix. The lake's watershed covers 335 square miles (870 km2) in Charlevoix and Antrim Counties, and a small portion of the northwest corner of Otsego County.