Otter Lake is the name of several lakes in the U.S. state of Michigan. The largest Otter Lake is in southeast Portage Township of Houghton County at . The lake is fed by the Otter River and it drains into the Sturgeon River. The next largest Otter Lake is at on the boundary between Marathon Township in Lapeer County and Forest Township in Genesee County. The southern two thirds of the lake is within the Village of Otter Lake, which also straddles the boundary between the two counties. The lake and village are less than from the southern boundary of Tuscola County. The lake is with a maximum depth of approximately . There is a public boat launch, dock, swim beach, and campground, as well as private homes on the shoreline. In the center of the lake are two prominent sandbars that reduce the water depth to much less than a meter in several locations. It is connected to Powderhorn lake on its northern end. Other Otter Lakes in Michigan: In Au Train Township, Alger County at within Hiawatha National Forest In Benzie County at on the boundary between Lake Township and Platte Township within the Sleeping Bear Dunes National Lakeshore In Marcellus Township, Cass County at In Grant Township, Clare County at about north-northeast of Farwell. In Argentine Township, Genesee County at In Crystal Falls Township, Iron County at within Copper Country State Forest, although not on state-owned land In Keweenaw County at on the north side of Isle Royale In McMillan Township, Luce County at within Lake Superior State Forest, part of a chain of lakes the drain into the Two Hearted River In southeast Waterford Township, Oakland County at , opening into Sylvan Lake on the east and connecting with Cass Lake on the southeast via a segment of the Clinton River In Seney Township, Schoolcraft County at , near the boundary with Alger County See also List of lakes in Michigan References Bodies of water of Genesee County, Michigan Lakes of Michigan Bodies of water of Lapeer County, Michigan