Willawong is an Aboriginal word meaning ‘the junction of two creeks’. The suburb's boundary is mostly defined by the course of the two creeks, Oxley Creek and Blunder Creek. The Sydney–Brisbane rail corridor is aligned along the eastern edge of the suburb.
Willawong once contained a toxic waste dump, which was closed in 1998.
In the 2011 census, the population of Willawong was 192, 45.8% female and 54.2% male.
The median age of the Willawong population was 40 years, 3 years above the Australian median.
59.8% of people living in Willawong were born in Australia, compared to the national average of 69.8%; the next most common countries of birth were Taiwan 9.3%, Vietnam 5.2%, England 4.6%, Indonesia 2.6%, New Zealand 2.6%.
62.1% of people spoke only English at home; the next most common languages were 11.8% Vietnamese, 7.7% Mandarin, 1.5% Urdu, 1.5% Dutch, 1.5% Greek.
- Australian Bureau of Statistics (25 October 2007). "Willawong (Brisbane City) (State Suburb)". 2006 Census QuickStats. Retrieved 28 February 2008.
- "Moorooka Ward". Brisbane City Council. Brisbane City Council. Retrieved 12 March 2017.
- Mynott, Wicki (2009). 150 years: Richlands, Inala & neighbouring suburbs in Brisbane's South West. Richlands, Inala & Suburbs History Group. pp. 226–229.
- John McCarthy (16 October 2007). 6000 houses near Willawong toxic dump. The Courier-Mail. News Queensland. Retrieved 2 July 2012.