In the 2011 census, Bannockburn had a population of 460 people, 46.1% female and 53.9% male.[5] The median age of the Bannockburn population was 43 years, 6 years above the national median of 37. 73.9% of people living in Bannockburn were born in Australia. The other top responses for country of birth were England 9.2%, New Zealand 6.8%, India 1.5%, Italy 0.9%, Ireland 0.9%. 92.6% of people spoke only English at home; the next most common languages were 1.5% Gujarati, 0.9% Hungarian, 0.7% Dutch, 0.7% Italian, 0.7% Danish.[5]
In the 2016 census, Bannockburn had a population of 756 people, 50.5% female and 49.5% male.[6] The median age of the Bannockburn population was 32 years, 6 years below the national median of 38. 72.5% of people living in Bannockburn were born in Australia. The other top responses for country of birth were New Zealand 9.1%, England 6.1%, Philippines 1.5%, Zimbabwe 1.2% and South Africa 1.1%. 89.2% of people spoke only English at home; the next most common languages were 1.1% Turkish, 1.1% Tagalog, 0.8% Samoan, 0.7% Hungarian and 0.5% Maori (New Zealand).[6]
In the 2021 census, Bannockburn had a population of 960 people, 50.7% female and 49.3% male.[1] The median age of the Bannockburn population was 32 years, 6 years below the national median of 38. 72.8% of people living in Bannockburn were born in Australia. The other top responses for country of birth were New Zealand 6.9%, England 5.4%, Philippines 1.4%, India 1.1% and South Africa 0.8%. 87.5% of people spoke only English at home; the next most common languages were 0.8% Arabic, 0.5% Gujarati, 0.5% Auslan, 0.4% Dutch and 0.4% Maori (New Zealand).[1]
Education
There are no schools in Bannockburn. The nearest government primary school is Windaroo State School in Mount Warren Park to the north. The nearest government secondary school is Windaroo Valley State High School in neighbouring Bahrs Scrub to the north-west.[7]