Petoskey is a city and coastal resort community in the U.S. state of Michigan. As of the 2000 census, the city population was 6,080. It is the county seat of Emmet County.
Petoskey and the surrounding area are notable for being the setting of several of the Nick Adams stories by Ernest Hemingway, who spent his childhood summers on nearby Walloon Lake, as well as being the place where for Calliope, the protagonist of Jeffrey Eugenides' Middlesex, events take a severe and lasting turn. Petoskey was also the location where 50,000 passenger pigeon birds were killed each day in the late 19th century, prior to their complete extinction in the early 20th century.
Petoskey is also famous for a high concentration of Petoskey stones, the state stone of Michigan. Petoskey is the birthplace of information theorist Claude Shannon and Civil War historian Bruce Catton and is the boyhood home of singer/songwriter Sufjan Stevens.