Portage Lake

Portage Lake may refer to:

Communities in the United States

 * Portage Lake, Maine
 * Portage Lakes, Ohio

Lakes in the United States

 * Portage Lake (Alaska)
 * Portage Lake (Maine)
 * Portage Lake (Keweenaw), in the Keweenaw Peninsula of Michigan
 * Portage Lake (Michigan), in Manistee County, Michigan
 * Portage Lake (Aitkin County, Minnesota)
 * Portage Lake (Hubbard County, Minnesota)
 * Portage Lake (Otter Tail County, Minnesota)
 * Portage Lake County Park, in Jackson County, Michigan
 * Portage Lakes, a group of lakes in Ohio
 * Lake Margrethe in Crawford County, Michigan, formerly known as Portage Lake