St Kilda Beach is a beach located in St Kilda, Port Phillip, Victoria, Australia, 6 kilometres (3.7 mi) south from the Melbourne city centre. It is Melbourne's most famous beach. The beach is a sandy beach about 700 metres (2,300 ft) long between St Kilda Marina and St Kilda Harbour along Jacka Boulevard and St Kilda Esplanade. It is located at the north-east corner of Port Phillip and is protected from ocean swell, though still affected by strong westerly winds. With Port Phillip Bay being open to the sea, St Kilda Beach is subject to regular tides.