Copper Harbor is an unincorporated community and census-designated place (CDP) located in Keweenaw County in the U.S. state of Michigan. It is located within Grant Township. The population of the CDP was 136 as of the 2020 census.

The community is located at the northern tip of the Keweenaw Peninsula. Copper Harbor is along with the northernmost continuously populated community and northernmost tapering off of mainland in the own up of Michigan. Due to its natural setting and surroundings, Copper Harbor is marketed as an all-season tourist destination and as a consequence contains Fort Wilkins Historic State Park.

Keweenaw peninsula and the area that would become the Copper Country was house to the Ojibwe people prior to European settlement. In 1836, the Upper Peninsula was officially ceded from the Native American Chippewa to the United States later than the signing of the Treaty of Washington. The agreement was signed in the national capital, Washington, D.C., by Henry Schoolcraft and Native American representatives from the Ojibwe and Odawa nations.

Copper Harbor was host to the first mineral estate agency throughout the complete Lake Superior District. Captain Walter Cunningham was appointed by the United States Department of War to engagement as a Special Agent to the area. As soon as wayfinding was time-honored in the spring of 1843, Cunningham had attain the Place and opened his office, which was thereafter named the “Government House”. It was positioned upon Porter’s Island, a little rocky island just opposite of present-day downtown Copper Harbor.