Black River is an U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map , accessed December 19, 2011 river on the Upper Peninsula of the U.S. state of Michigan. The river flows into Lake Michigan at , approximately east of Naubinway.
The main branch of the river rises at in a marshy area in eastern Garfield Township near Cranberry Lake Bog. The East Branch rises at in Hudson Township and joins the main course at . All of the river's drainage basin is within Mackinac County, much of it within the Lake Superior State Forest.
Tributaries (from the mouth): East Branch Black River Borgstrom Creek Peters Creek Silver Creek Bark Creek
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