New Lambton is a suburb of Newcastle, in the Hunter Region of New South Wales, Australia. It is located about 6 km (4 mi) west of the Newcastle CBD. It includes two shopping districts, schools and other general facilities. At the 2006 Australian census it had a population of 9,236.
Initially a coal mining township, New Lambton later became a municipality until it was eventually incorporated into Greater Newcastle. The suburb, which is primarily residential, includes a 182 ha (450-acre) nature reserve and a major regional sports centre.