The Central Coast Mariners Football Club is an Australian professional soccer club based in Gosford, on New South Wales' Central Coast. Under license from the Australian Professional Leagues, it competes in the A-League Men (APL). The Mariners are one of the eight original A-League teams, having been founded in 2004. The club has also made five appearances in the AFC Champions League. The club plays its home games at Gosford's Central Coast Stadium, which has a capacity of 20,059 people.