Keweenaw County 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, including the waters of Lake Superior, as well as the state's northernmost county. The county seat is Eagle River.
Country: United States
State: Michigan
Founded: March 11, 1861
Named for: Keweenaw Bay
Seat: Eagle River
Largest settlement: Mohawk (CDP) · Ahmeek (village)
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