Empoli F.C. is an Italian professional football club based in Empoli, Florence, who play their matches in Stadio Carlo Castellani. The club was formed in 1920, and the club's formal debut in an official league was in 1921. Before that time they played several amateur tournaments. The club has won the Serie B three times. Empoli has played the Serie A 11 seasons, Serie B 19 seasons, Serie C (or equivalent) 48 seasons, Serie D (or equivalent) 7 seasons and 8 seasons in lower competitions.