Grass Lake

Grass Lake may refer to:

Canada

 * Grass Lake (Haliburton County), Ontario
 * Rural Municipality of Grass Lake No. 381, Saskatchewan

United States

 * Grass Lake, Illinois, a community and lake in Lake County
 * Grass Lake School District 36, Lake County, Illinois
 * Grass Lake, Michigan, a village in Jackson County
 * Grass Lake Charter Township, Michigan, in Jackson County
 * Grass Lake Community Schools, Jackson County, Michigan
 * Grass Lake High School, a high school in Grass Lake, Michigan
 * Grass Lake (Kanabec County, Minnesota)
 * Grass Lake, Minnesota, a community in Kanabec County
 * Grass Lake Township, Kanabec County, Minnesota
 * Grass Lake (New York), a lake in Jefferson County
 * Grass Lake (Codington County, South Dakota)
 * Grass Lake (Minnehaha County, South Dakota)
 * Grass Lake Nature Park, a lake and nature preserve in Olympia, Washington