Bardwell Valley is a suburb in southern Sydney, in the state of New South Wales, Australia. Bardwell Valley is located approximately 12 kilometres south of the Sydney central business district, in the local government area of the Bayside Council and is part of the St George area.
Bardwell Valley is a primarily residential area. Some beautiful sandstone cottages from the early 20th century still stand in East Street and The Glen Road. Bardwell Creek runs through the middle of the valley and empties into Wolli Creek.