Suburb report · QLD 4164
Thornlands
Prepared by the property strategists at Chase Wealth Australia
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Population
21,417
Thornlands suburb profile
Who lives in Thornlands
At 26km from the Brisbane CBD, Thornlands is further out than most of the suburbs closest to the city. Thornlands is one of the most populous suburbs in Queensland, with 21,417 residents, more than 98% of the state's suburbs. Among the 317 suburbs within 40km of the Brisbane CBD, it ranks 7 by population. A median age of 37 places Thornlands at the 35th percentile of Queensland suburbs, on the younger side. Of the 317 suburbs within 40km of the Brisbane CBD, 156 have a younger median age.
Income and home ownership
Households here earn a median $128,200 a year, more than 83% of Queensland suburbs. On household income it ranks 95 of 317 suburbs within 40km of the Brisbane CBD. 73.3% of households own their home, higher than 60% of Queensland suburbs, and 26.7% rent. 117 of the 317 suburbs within 40km of the Brisbane CBD have a higher ownership share.
Household mix
The 2021 Census counted 6,408 occupied private dwellings in Thornlands, one of the larger housing stocks in Queensland. Families with children are the largest household type at 56.2%, ahead of couples without children at 28% and people living alone at 13.9%. Among suburbs within 40km of the Brisbane CBD, 245 of 317 have a smaller share of families with children than Thornlands. Few Queensland suburbs have more families with children: 56.2% of households, ahead of 87% of the state. The 28% share of couples without children is typical for Queensland.
Housing supply
Approvals eased to 117 in the year to June 2025 across the Thornlands statistical area, below its 2020 to 2024 average of 143 a year. Supply figures here are for the Thornlands statistical area, home to 21,863 residents in 2025, which closely matches Thornlands. At 5.4 per 1,000 residents of that area, approvals run above the 3.2 of the median Queensland area. Between 2020 and 2025 the area's approvals peaked at 216 in 2021 and bottomed at 69 in 2023.
Population trend
The population of the Thornlands statistical area surged 16.3% from 2020 to 2025, against 9.7% for Queensland as a whole. Over those 5 years a typical Queensland statistical area added 6.3%, putting this area 10 points ahead. That rate is faster than 88% of Queensland statistical areas. The fastest single year was to 2021, at 4.6%, and the slowest to 2025, at 2%.
Against its neighbours
Of the nearby suburbs listed below, Cleveland differs most on the share of families with children: 35.7% there against 56.2% in Thornlands. Alexandra Hills is the closest match on the median age, at 38 against 37. At 4km, Victoria Point counts 15,935 residents against 21,417 in Thornlands.
Location
Demographics
ABS Data by Region to 2025, on ABS Census 2021 suburb baselineHousehold Mix Census 2021
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Reading this report
Every figure in the Thornlands data table is dated at its source. Supply and population change cover the Thornlands statistical area, whose boundary differs from Thornlands's, and our guide to reading a suburb report explains how our buyers agents weigh them.
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This report is market intelligence prepared by Chase Wealth Australia for general information only. Figures are statistical estimates for the suburb, not valuations of any individual property, and do not constitute financial or credit advice. Consider your circumstances and seek professional advice before acting. Demographic figures are sourced from the Australian Bureau of Statistics, Census 2021 (licensed CC BY 4.0) where available.