Davies' tree frog is endemic to the eastern side of the Great Dividing Range in New South Wales, Australia. It has been found in a number of separate locations from north of the Hunter River to the Hastings River drainage, a distance of about . It is only known from altitudes greater than and is found near streams and rivers with well-vegetated banks. In deep gullies the surrounding area is wet sclerophyll forest and rainforest while in the tableland the streamside vegetation is mostly tea tree (Leptospermum sp.), ferns, and grass tussocks in areas of dry, open woodland or heathland.