| Grand River | |
|---|---|
 A map of the Grand River | |
 | |
| Physical characteristics | |
| Source | |
| • location | Somerset Township, Hillsdale County, Michigan |
| • coordinates | 42°05′12″N 84°25′21″W / 42.08670°N 84.42245°W |
| Mouth | |
• location |
Grand Haven, Michigan |
• coordinates |
43°03′30″N 86°15′03″W / 43.05835°N 86.25088°W |
| Length | 252 mi (406 km) |
| Basin size | 5,572sq.mi. |
| Discharge | |
| • location | mouth |
| • average | 5,048.87 cu ft/s (142.968 m3/s) (estimate) |
The Grand River is a river in the Lower Peninsula of the U.S. state of Michigan. It is the longest river in Michigan. Its largest city is Grand Rapids.
The river flows in a northwest direction from Hillsdale County into Lake Michigan near the city of Grand Haven. The river flows through a number of cities, including Jackson, Lansing and Ionia.
The original name for the river was "owashtanong", meaning "far-flowing water" in Ottawa.
