Welcome To Our Community and OnLine Clewiston Clewiston, Florida - The Sweetest Town In America FIRST POPULATED: 1915, when a group of Japanese farmers relocated from California. POPULATION: 6, 500 INTERESTING FACTS: Billed as America's Sweetest Town, Clewiston is a community of vast open spaces on the southwest shore of Lake Okeechobee in Hendry County. In 1920, former Philadelphians John and ...