There are a number of sites on the Queensland Heritage Register in Toowoomba, Queensland, Australia. These include:
Toowoomba City Hall is a heritage-listed town hall at 541 Ruthven Street, Toowoomba, Toowoomba Region, Queensland, Australia. It was designed by Willoughby Powell and built in 1900 by Alexander Mayne. It is also known as Toowoomba Town Hall. It was added to the Queensland Heritage Register on 21 October 1992.
Toowoomba City is an urban locality in the Toowoomba Region, Queensland, Australia. It is the central suburb of Toowoomba, containing its central business district and informally known as the Toowoomba CBD. In the 2021 census, Toowoomba City had a population of 2,321 people.
East Toowoomba is a residential locality in Toowoomba in the Toowoomba Region, Queensland, Australia. In the 2016 census, East Toowoomba had a population of 5,244 people.
Harlaxton is a locality in the Toowoomba Region, Queensland, Australia. In the 2016 census, Harlaxton had a population of 2,547 people. Traditionally a rural area, most of the locality is now residential.
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.
Mount Lofty is a residential locality on the north-eastern edge of the suburban area of Toowoomba, in the Toowoomba Region, Queensland, Australia. In the 2016 census, Mount Lofty had a population of 3,775 people.
Newtown is a residential locality in Toowoomba in the Toowoomba Region, Queensland, Australia. In the 2021 census, Newtown had a population of 10,039 people.
North Toowoomba is a suburban locality in Toowoomba in the Toowoomba Region, Queensland, Australia. In the 2021 census, North Toowoomba had a population of 3,332 people.
South Toowoomba is an suburban locality in Toowoomba in the Toowoomba Region, Queensland, Australia. In the 2021 census, South Toowoomba had a population of 5,512 people.
St Luke's Anglican Church is a heritage-listed church at 152 Herries Street, Toowoomba City, Queensland, Australia. It is the second church on the site and was designed by John Hingeston Buckeridge and built in 1897. It is also known as St Luke's Church of England. It was added to the Queensland Heritage Register on 28 July 2000.
Harlaxton House is a heritage-listed villa at 6 Munro Street, Harlaxton, Queensland, Australia. It was built from 1869 to 1870 to 1910s circa. It was added to the Queensland Heritage Register on 21 October 1992.
Alexandra Building is a heritage-listed commercial building at 451–455 Ruthven Street, Toowoomba, Queensland, Australia. It was designed by Toowoomba architect Henry James (Harry) Marks and built in 1902 by James Renwick. It was added to the Queensland Heritage Register on 16 October 2008.
Clifford House also known as 'St James' Palace', is a heritage-listed club house at 120 Russell Street, Toowoomba, Toowoomba Region, Queensland, Australia. It was built c. 1865. It was added to the Queensland Heritage Register on 21 October 1992.
The Exchange Building is a heritage-listed commercial building at 245–253 Margaret Street, Toowoomba City, Toowoomba, Toowoomba Region, Queensland, Australia. It consists of two storeys, with a row of four shops on the first floor with office space above. It was built by 1905, and designed by Toowoomba architect Harry Marks. It was added to the Queensland Heritage Register on 27 October 2000, and is considered significant for its aesthetic contribution to the streetscape of Margaret Street, for its status as surviving evidence of the early development of the commercial centre of Toowoomba, and for its association with Marks. As of February 2013, it was tenanted by a number of shops facing Margaret Street, with offices on the second floor.
Fernside is a heritage-listed villa at 4–6 Fernside Street, East Toowoomba, Toowoomba, Toowoomba Region, Queensland, Australia. It was built from c. 1876 to c. 1915. It was added to the Queensland Heritage Register on 21 October 1992.
Gowrie House is a heritage-listed villa at 112 Mary Street, East Toowoomba in the Toowoomba Region of Queensland, Australia. It was designed by architect Henry James (Harry) Marks and built c. 1901. It is also known as Largo. It was added to the Queensland Heritage Register on 25 August 2000.
Pigott's Building is a heritage-listed commercial building and former department store at 381–391 Ruthven Street, Toowoomba, Queensland, Australia. It was designed by Toowoomba firm James Marks and Son, and built in 1910 as the principal store of the Pigott & Co. department store chain, replacing an earlier 1902 store on the site that had burned down in 1909. The store was extended in 1914, 1935, 1956, and again in the 1960s.
St James Church is a heritage-listed Anglican church at 145 Mort Street, Toowoomba, Queensland, Australia. It was designed by Richard George Suter and built from 1869 to 1953. It is also known as St James Church of England. It was added to the Queensland Heritage Register on 28 July 2000.
Tyson Manor is a heritage-listed house at Ruthven Street with the grounds of Downlands College in Harlaxton, Toowoomba, Toowoomba Region, Queensland, Australia. It is also known as Strathmore. It was added to the Queensland Heritage Register on 21 August 1992. The heritage listing is currently under review.
Henry (Harry) James Marks (1871–1939) was an architect in Toowoomba, Queensland, Australia. He was the architect of numerous buildings, many now listed on the Queensland Heritage Register.