The locality takes its name from an early pastoral run visible on an 1883 map, but appears in newspaper mentions as early as 1845. Land in Bonshaw was
open for selection on 17 April 1877; were available. Construction commenced on the Bonshaw Weir on 22 June 1949, but construction was far slower than expected and the costs increased significantly over original estimates. It was completed in May 1953. == Demographics ==