Maclean is a town in Clarence Valley local government area in the Northern Rivers region of New South Wales, Australia. It is on the Clarence River and near the Pacific Highway. At the 2021 census, Maclean had a population of 2,778, total urban area including Townsend and Gulmarrad is more than 8,304. The Maclean, Yamba and Iluka area known as the Lower Clarence had a combined population of 17,533. Its industries are tourism, sugar cane production, farming and river-prawn trawling.