Suburb profile · ABS Census 2021
Thornlands suburb profile
Thornlands, QLD · Postcode 4164
This Thornlands suburb profile summarises official Australian Bureau of Statistics Census 2021 data for Thornlands, QLD (postcode 4164). Use it as a free suburb report covering population, median rent, household income, age, housing tenure and employment, plus how those figures changed since Census 2016— then compare Thornlands with nearby suburbs.
Thornlands at a glance
Population
19,263
Median rent
$470/wk
Household income
$2,218/wk
Median age
36
Thornlands trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
Census 2011 → 2016 → 2021
+50.3% over 10 years
Population
19,263
was 14,694 in 2016
+4,569 · +31.1%
Median rent
$470/wk
was $450/wk in 2016
+$20 · +4.4%
Household income
$2,218/wk
was $1,936/wk in 2016
+$282 · +14.6%
Median age
36
was 39 in 2016
-3 · -7.7%
Dig deeper: Thornlands population growth · Thornlands then and now
Thornlands vs nearby & Greater Brisbane
Median Census 2021 figures for Thornlands, nearby suburbs (8), and the Brisbane metro median (suburbs with 1,000+ people).
Rent
+11.9% vs area
- Thornlands$470/wk
- Nearby$450/wk
- Brisbane$420/wk
Household income
+10.1% vs area
- Thornlands$2,218/wk
- Nearby$1,908/wk
- Brisbane$2,015/wk
Median age
-2.7% vs area
- Thornlands36
- Nearby43
- Brisbane37
Personal income
+6.4% vs area
- Thornlands$920/wk
- Nearby$818.5/wk
- Brisbane$865/wk
Nearby uses the same postcode first, then larger suburbs in QLD. See Brisbane rankings.
Socio-economic profile
How Thornlands compares to other Australian suburbs on income, education and occupation — from official ABS SEIFA 2021 data.
Thornlands ranks among Australia's most advantaged suburbs. It shows strong access to economic resources.
Relative disadvantage (IRSD)
Decile 91,062.4
Lower score / decile = more relative disadvantage
Advantage & disadvantage (IRSAD)
Decile 91,047.2
Higher score / decile = more relative advantage
Economic resources (IER)
Decile 91,087.7
Access to economic resources (income, housing)
Education & occupation (IEO)
Decile 71,008.3
Education and occupational skill levels
Source: ABS SEIFA 2021. See methodology.
Thornlands on the map
OpenStreetMap outline for Thornlands, QLD.
Map data © OpenStreetMap contributors. Boundary matching is approximate.
Thornlands people
- Population
- 19,263
- Median age
- 36
- Born overseas
- 25.6%
- Average household size
- 2.9
Total usual residents (Census 2021)
Median age of residents in years
Percentage born outside Australia
Average number of people per household
Thornlands income
- Median household income
- $2,218/wk
- Median personal income
- $920/wk
Median total weekly household income
Median total weekly personal income
Thornlands housing
- Median rent
- $470/wk
- Median mortgage repayment
- $2,167/mo
- Separate houses
- 84.2%
- Flats & apartments
- 0.9%
- Owned outright
- 23.7%
- Mortgaged
- 44.9%
- Rented
- 25%
- Unoccupied dwellings
- 3.5%
Median weekly rent for rented dwellings
Median monthly mortgage repayment
Percentage of dwellings that are separate houses
Percentage of dwellings that are flats or apartments
Percentage of dwellings owned without a mortgage
Percentage of dwellings with a mortgage
Percentage of dwellings rented
Percentage of private dwellings unoccupied on Census night
Thornlands work
- Employment to population
- 67.7%
- Unemployment rate
- 3.7%
- Year 12 or above
- 62.8%
Employed persons as a percentage of population aged 15+
Unemployed persons as a percentage of the labour force
Percentage with Year 12 or equivalent as highest school level
Nearby suburb profiles (near 4164)
Compare Thornlands with nearby suburbs
Thornlands in numbers
Thornlands had 19,263 residents at the 2021 Census, making it the 18th most populous suburb or locality in QLD out of 3,110. The median age is 36, 10% below the typical QLD suburb. The average household has 2.9 people. 25.6% of residents were born overseas.
Among occupied homes, 23.7% own their home outright, 44.9% are paying a mortgage, 25% rent. Separate houses make up 84.2% of dwellings, with 0.9% in flats or apartments. Median rent was $470/wk, 34% above the typical QLD suburb.
Median household income was $2,218/wk, 31% above the typical QLD suburb. The unemployment rate on Census night was 3.7%. 62.8% of adults had completed Year 12 or above. On the ABS SEIFA index of relative socio-economic disadvantage it sits in decile 9 nationally (1 is most disadvantaged, 10 least).
Between the 2016 and 2021 Censuses the population grew 31.1% (from 14,694 to 19,263). Median rent moved from $450/wk to $470/wk (+4.4%).
Thornlands suburb FAQs
- What is the median rent in Thornlands, QLD?
- The median weekly rent in Thornlands was $470/wk at the 2021 Census (ABS).
- How many people live in Thornlands, QLD?
- Thornlands had 19,263 residents at the 2021 Census, up 31.1% from 2016.
- What is the median household income in Thornlands?
- Median household income in Thornlands was $2,218/wk at the 2021 Census.
- Do most people rent or own in Thornlands?
- 25% of occupied homes in Thornlands were rented, 23.7% were owned outright and 44.9% were owned with a mortgage.
About this Thornlands suburb profile
Figures are from the ABS Census of Population and Housing 2021 (General Community Profile) for the Suburbs and Localities boundary matching Thornlands. Where shown, 2016 values come from the 2016 State Suburbs (SSC) profile, linked via ABS geographic correspondence — boundaries are not always identical. Medians may be suppressed for very small areas. This is not financial or relocation advice — use it alongside current market data.
Source: ABS Census 2021. Methodology · Richest suburbs in Brisbane