Big Bay is an unincorporated community in Marquette County of the U.S. state of Michigan. It is a census-designated place (CDP) for statistical purposes and does not have any legal status as an incorporated municipality. As of the 2010 census, the CDP had a population of 319. The community is located within Powell Township near the shore of „Big Bay“ on Lake Superior.
Big Bay’s „claim to fame“ is the filming of Anatomy of a Murder in 1959. Filming took place at the Thunder Bay Inn, the Big Bay Lighthouse Bed and Breakfast, the Lumberjack Tavern (scene of the real 1952 crime on which the film is based), Perkins Park Campground, and various other locales.
Bay Cliff Health Camp is located in Big Bay. It is a year-round, non-profit wellness camp for children and adults with physical disabilities. One of Big Bay’s historical aspects is the movie „Anatomy of a Murder.“ After the actual crime and trial, the movie was shot here.
This climatic region is typified by large seasonal temperature differences, with warm to hot (and often humid) summers and cold (sometimes severely cold) winters. According to the Köppen Climate Classification system, Big Bay has a humid continental climate, abbreviated „Dfb“ on climate maps.