|Area||50.7 km2 (19.6 sq mi)|
The railway station was named Tumoulin on 31 July 1911, thought to be an Aboriginal word meaning waterfall. The township of Tumoulin appears on a 1916 survey plan.
- "Tumoulin - town in Tablelands Region (entry 35322)". Queensland Place Names. Queensland Government. Retrieved 31 December 2017.
- "Tumoulin - locality in Tablelands Region (entry 48909)". Queensland Place Names. Queensland Government. Retrieved 31 December 2017.