The JageraAboriginal people inhabited areas in Mount Crosby and they had ceremonial grounds on the slopes of Mount Elphinstone and at Bellbowrie, Queensland. The first Europeans to enter the Mount Crosby region were John Oxley and Allan Cunningham. The Crosby postal receiving office opened on 1 January 1882; it was renamed Mount Crosby receiving office in June 1917. It became a full post office in about 1924. In May 1881 tenders were called for the erection of a provisional school in Lower Kholo. Mount Crosby Provisional School opened on 30 January 1882 with 22 pupils under teacher Arthur Leigh. It closed on 31 December 1892, but soon reopened on 11 September 1893 as Mount Crosby State School under head teacher Samuel Rea. The Mount Crosby Pumping Station is a major landmark. A tramway was built from Tivoli to convey coal from the Ipswich Coalfield to the station. In the early 1940s about of land was sold to Scouts Australia. This was developed as the Tyamolum Scout Camp Site. Kholo, Mount Crosby and Karana Downs were transferred from the City of Ipswich to became part of the City of Brisbane in 2000. In the, Mount Crosby had a population of 1,832 people, a growth of 104 since 2011.
Education
Mount Crosby State School is a government co-education primary school located on the eastern side of Mount Crosby Road in neighbouring Karana Downs.
Amenities
Mount Crosby is serviced by a fortnightly visit of the Brisbane City Council's mobile library service outside the Mt Crosby State School on Mt Crosby Road.
Demographics
2016
In the the population of Mount Crosby was 1,832, 50.6% female and 49.4% male. The median age of the Mount Crosby population was 39 years of age. 72.9% of people living in Mount Crosby were born in Australia, compared to the national average of 66.7%; the next most common countries of birth were England 6.9%, South Africa 3.3%, New Zealand 2.9%, Germany 1.1%, United States of America 0.7%. 90.6% of people spoke only English at home; the next most common languages were Afrikaans 1.1%, German 1%, Mandarin 0.8%, Dutch 0.4%, Persian 0.4%. 60.7% of residents worked full-time, while a further 31.1% worked part-time, and 3.5% and 4.6% were away from work and unemployed respectively. All employment statistics within Mount Crosby were above the state and national levels as of the.
2011
In the the population of Mount Crosby was 1,728, 49.9% female and 50.1% male. The median age of the Mount Crosby population was 37 years of age. 74.2% of people living in Mount Crosby were born in Australia, compared to the national average of 69.8%; the next most common countries of birth were England 7.2%, South Africa 3.2%, New Zealand 2.9%, United States of America 0.9%, Germany 0.8%. 90.5% of people spoke only English at home; the next most common languages were 0.8% German, 0.6% Afrikaans, 0.5% Russian, 0.3% Persian, 0.3% Mandarin.
