Lalor Park is a suburb of Sydney, in the state of New South Wales, Australia. Lalor Park is located 35 kilometres west of the Sydney central business district in the local government area of the City of Blacktown. Lalor Park is part of the Greater Western Sydney region. Lalor Park is commonly abbreviated as 'L.P'. Its more notable residents include Brett Carroll, who appeared on the long-running television series Home and Away as Marilyn's supposed younger brother, Stanley Clifton.