The Borough is located at the eastern tip of the Bellarine Peninsula and forms one side of Port Phillip Heads - opposite Point Nepean in the Mornington Peninsula. It is surrounded by Bass Strait, Port Phillip Bay and Swan Bay on three sides. On its fourth side, it has a land boundary with the City of Greater Geelong.

The Borough is approximately 105 kilometres south-west of Melbourne and 35 kilometres east of the regional city of Geelong.