Toowoomba, nicknamed 'The Garden City' and 'T-Bar', is a city in the Darling Downs region of Queensland, Australia. It is located 132 km (82 mi) west of Queensland's capital, Brisbane. 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 Australia after the nation's capital, Canberra. It is also the second-largest regional centre in Queensland and is often referred to as the capital of the Darling Downs. The city serves as the council seat of the Toowoomba Region.