Keweenaw County, Michigan
Keweenaw County (, KEE-wə-naw) is a county in the western Upper Peninsula of the U.S. state of Michigan. As of the 2020 census, the county's population was 2,046, making it Michigan's least populous county. It is also the state's largest county by total area, the state's northernmost county, and includes the waters of Lake Superior. The county seat is Eagle River.
Located at the northeastern end of the Keweenaw Peninsula, Keweenaw County is part of the Houghton, Michigan micropolitan area. Keweenaw County contains two National Park Service units: Isle Royale National Park and Keweenaw National Historical Park. The county is part of Michigan's Copper Country region, an area where copper mining was prevalent from the 1840s to the 1960s.