The name
Kaimkillenbun is believed to derive from an Aboriginal word meaning
open mouth, possibly associated with a male initiation ceremony. • Kaimkillenbun railway station, serving the town () Kaimkillenbun Post Office opened by June 1909 (a
receiving office had been open from 1908). Kaimkillenbun State School opened on 1 November 1909. St Mary's Anglican Church was dedicated on 6 September 1914 by Venerable
Henry Le Fanu, Archdeacon of Toowoomba. It closed circa 1997. Squaretop State School opened on 24 September 1919. It closed in 1959. Originally placed near the Kaimkillenbun railway station, the memorial was damaged in a traffic accident. A replacement from the original plans was commissioned from the Zieglers and was placed in a park behind the hotel (corner of Isabelle and Delacey Streets). Lillingstone State School opened on 27 January 1925 and closed on 31 March 1934. In 1983, Kaimkillenbun was the location for filming of the movie
Chase Through the Night starring
Nicole Kidman. Local residents appear as extras in the film. == Demographics ==