- Gladwin is a city located in Gladwin County, Michigan, United States. It is situated in the central part of the state. The city has a population of approximately 2,900 people. Gladwin offers a small-town atmosphere with several recreational opportunities, including opportunities for boating, fishing, and hiking. The city has a charming downtown area with local shops, restaurants, and businesses. Overall, Gladwin is a close-knit community that provides a peaceful and relaxing lifestyle for its residents.