Oatlands is a suburb of Sydney, in the state of New South Wales, Australia. It is 23 kilometres (14 miles) north-west of the Sydney central business district in the local government area of the City of Parramatta. Oatlands is part of the Hills District and Western Sydney. The suburb extends from the south-east of Kissing Point Road and Vineyard Creek to the north-west bordering Pennant Hills Road and the North Rocks area.