Okeechobee is a city in Okeechobee County, Florida, United States. The population was 5,376 at the 2000 census. As of 2004, the population estimated by the U.S. Census Bureau is 5,784. It is the county seat of Okeechobee County. The Speckled Perch Festival is held annually in honor of the most famous fish of Lake Okeechobee.