Harristown is a residential locality in Toowoomba in the Toowoomba Region, Queensland, Australia. In the 2021 census, Harristown had a population of 9,081 people.

Toowoomba is a city in the Darling Downs region of Queensland, Australia. It is 125 km (78 mi) west of Queensland's capital city, Brisbane by road. The urban population of Toowoomba as of the 2021 census was 142,163, having grown at an average annual rate of 1.45% over the previous two decades. Toowoomba is the second-most-populous inland city in the country after the nation's capital of Canberra, and hence the largest city on the Darling Downs. It is the second largest regional centre in Queensland, often referred to as the capital of the Darling Downs. It is also the council seat of the eponymously named Toowoomba Region.