Otsego Lake State Park is a public recreation area covering 62 acres (25 ha) on the southeast shore of Otsego Lake in Otsego Lake Township, Otsego County, Michigan.

[2] The park was among 13 parks established in 1920 following the creation of the Michigan State Parks Commission in 1919.

[3] Improvements made by the Civilian Conservation Corps in the 1930s included a wood-frame bathhouse constructed in 1934.

[4] The park offers fishing, swimming, picnicking facilities, boat launch, and 155-site campground.

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