Sundown is a rural locality in the Cassowary Coast Region, Queensland, Australia. In the , Sundown had a population of 145 people.
The locality is bounded to the north and the east by the Johnstone River, to the south by See Poy and Frith Roads, and to the west by the North Coast railway line.
The elevation ranges from above sea level. The land use is a mixture of growing sugarcane and rural residential housing. There is a network of cane tramways to transport the harvested sugarcane to the local sugar mill.
In the 1880s, boats were used transfer goods from Flying Fish Point on the coast along the Johnstone River to Innisfail and beyond. Melanesian men worked on these boats and Sundown is the area where they were at the end of their working day, which gave the locality its name.
In the , Sundown had a population of 178 people.
In the , Sundown had a population of 145 people.
There are no schools in Sundown. The nearest government primary schools are Innisfail State School in Innisfail to the south and Goondi State School in Goondi Bend to the south-west. The nearest government secondary school is Innisfail State College in Innisfail Estate across the Johnstone River to the south-east.