Central Coast Mariners Football Club is an Australian professional soccer club based in Gosford, on the Central Coast of New South Wales. It competes in the A-League Men, under licence from the Australian Professional Leagues (APL).

Gosford is a waterfront city at the northern end of Brisbane Water on the Central Coast in the state of New South Wales, Australia. The Gosford waterfront is known for its boating and scenic views on the shores of Brisbane Water. Gosford is the main commercial hub and gateway of the Central Coast. It is situated approximately 77 km (48 mi) north of Sydney and 86 km (53 mi) south of Newcastle. Gosford is located in the local government area of the Central Coast Council.