Port Douglas is a coastal town and locality in the Shire of Douglas, Queensland, Australia, approximately 60 km north of Cairns. In the 2021 census, the locality of Port Douglas had a population of 3,650 people. The town's population can often double, however, with the influx of tourists during the peak tourism season from May to September. The town is named in honour of a former Premier of Queensland, John Douglas. Port Douglas developed quickly based on the mining industry.