The green tree frog is native to northern and eastern regions of Australia and to the lowlands of New Guinea. Distribution is limited mostly to areas with warm, wet tropical climates. Its range spans from Irian Jaya to Port Moresby, and is most abundant on Daru Island. The IUCN suggests "scattered locations" in both New Guinea and Indonesia. In Australia, its range extends from the Kimberley region of Western Australia through the Northern Territory and Queensland to north and central New South Wales and the extreme northeasterly part of South Australia. Its total extent of land occupancy is around .