Grassdale is a rural locality in the Toowoomba Region, Queensland, Australia.

[2] In the 2021 census, Grassdale had "no people or a very low population".

[1] The land use is a mixture of grazing on native vegetation in the west of the locality and irrigated and dry crop growing in the east of the locality.

[3] The locality was officially named and bounded on 25 February 2000.

[4] In the 2021 census, Grassdale had "no people or a very low population".