Prairie River (Michigan)
General data
- Name: Prairie River (Michigan)
- Water system: St. Lawrence River
- Water type: River
- Progression: St. Joseph River (Lake 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
The Prairie River is a small river that flows 54 miles (87 km) through Branch and St. Joseph counties in Michigan. The river rises in northern Kinderhook Township in Branch County, and flows west-northwest into the St. Joseph River, just south of the city of Three Rivers, Michigan.