Irvingdale is a locality situated east of Dalby, and split between the Toowoomba Region and the Western Downs Region, Queensland.
The locality's name is derived from the Irvingdale pastoral run and it is thought that the Irving name refers to Clark Irving, a pastoralist active in the district during the 1840s.
In the 2021 census, Irvingdale had a population of 163 people.
