- County Human Population: 1,289
Okeechobee County is a county located in the state of Florida. As of the 2010 census, the population was 39,996. The county seat is Okeechobee. Okeechobee County comprises the Okeechobee, FL Micropolitan Statistical Area, which is included in the Miami-Fort Lauderdale-Port St. Lucie, FL Combined Statistical Area.