Moore Haven is a city in, and the county seat of, Glades County, Florida, United States. It is part of the Florida Heartland region. The population was 1,566 at the 2020 census, down from 1,680 at the 2010 census. Moore Haven is located on the southwest shoreline of Lake Okeechobee. It is part of the Clewiston, Florida Micropolitan Statistical Area.