Thornlands

Thornlands lies within the top quartile of areas nationally for population growth performance according to AreaSearch analysis of recent, and medium to long-term trends

Based on AreaSearch's analysis, Thornlands's population is around 21,795 as of Feb 2026. This reflects an increase of 2,532 people (13.1%) since the 2021 Census, which reported a population of 19,263 people. The change is inferred from the estimated resident population of 21,476 from the ABS as of June 2024 and an additional 400 validated new addresses since the Census date. This population level equates to a density ratio of 1,006 persons per square kilometer, which is relatively in line with averages seen across locations assessed by AreaSearch. Thornlands's 13.1% growth since the 2021 census exceeded the SA4 region (8.3%) and the national average, marking it as a growth leader in the region. Population growth for the area was primarily driven by interstate migration, which contributed approximately 52.7% of overall population gains during recent periods, although all drivers, including overseas migration and natural growth, were positive factors.

AreaSearch is adopting ABS/Geoscience Australia projections for each SA2 area, as released in 2024 with 2022 as the base year. For any SA2 areas not covered by this data, and for years post-2032, Queensland State Government's SA2 area projections, released in 2023 and based on 2021 data, are adopted. It should be noted that these state projections do not provide age category splits; hence, where utilised, AreaSearch is applying proportional growth weightings in line with the ABS Greater Capital Region projections (released in 2023, based on 2022 data) for each age cohort. As we examine future population trends, an above-median population growth of Australian statistical areas is projected, with the area expected to grow by 3,792 persons to 2041 based on the latest annual ERP population numbers, reflecting a gain of 15.9% in total over the 17 years.

The level of residential development activity in Thornlands was found to be higher than 90% of real estate markets across the country

Thornlands has averaged around 128 new dwelling approvals each year, totalling 644 homes over the past 5 financial years. So far in FY-26, 62 approvals have been recorded. Given an average of 5.7 new residents per year arriving per dwelling constructed over the past 5 financial years (between FY-21 and FY-25), demand significantly exceeds new supply, which usually results in price growth and increased buyer competition, while new properties are constructed at an average value of $256,000—below the regional average—suggesting more affordable housing options for buyers. There have also been $9.6 million in commercial approvals this financial year, demonstrating moderate levels of commercial development.

When measured against Greater Brisbane, Thornlands has around two-thirds the rate of new dwelling approvals per person while it places among the 72nd percentile of areas assessed nationally. New development consists of 68.0% detached houses and 32.0% medium and high-density housing, with a growing mix of townhouses and apartments providing options across different price points, from family homes to more affordable compact living. This marks a significant departure from existing housing patterns (currently 87.0% houses), suggesting diminishing developable land availability and responding to evolving lifestyle preferences and housing affordability needs. At around 180 people per approval, Thornlands reflects a developing area.

Population forecasts indicate Thornlands will gain 3,473 residents through to 2041 (from the latest AreaSearch quarterly estimate). With current construction levels, housing supply should adequately meet demand, creating favourable conditions for buyers while potentially enabling growth that exceeds current forecasts.

Thornlands has emerging levels of nearby infrastructure activity, ranking in the 31stth percentile nationally

Nothing can influence an area's performance as much as changes to local infrastructure, major projects, and planning initiatives. In total, 14 projects have been identified by AreaSearch that are likely to have an impact on the area. Key projects include the Retirement Facility - Redland Bay Road, Paradise Garden Shopping Village, Cleveland-Redland Bay Road Duplication, and the Wellington Street / Panorama Drive Road Upgrade Program, with the list below detailing those likely to be of most relevance.

Professional plan users can use the search below to filter and access additional projects.

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Employment conditions in Thornlands rank among the top 10% of areas assessed nationally

Thornlands has a skilled workforce, with essential services sectors well represented, an unemployment rate of just 1.8%, and 5.1% in estimated employment growth over the past year. As of December 2025, 13,393 residents are in work while the unemployment rate is 2.3% below Greater Brisbane's rate of 4.1%, and workforce participation is well beyond standard (79.8% compared to Greater Brisbane's 71.2%). Based on Census responses, a moderate 17.2% of residents were found to work from home, though Covid-19 lockdown impacts should be considered.

Employment among residents is concentrated in health care & social assistance, construction, and retail trade. The area demonstrates a particularly notable concentration in construction, with employment levels at 1.4 times the regional average. Meanwhile, professional & technical services have a limited presence with 6.5% employment compared to 8.9% regionally. The predominantly residential area appears to offer limited employment opportunities locally, as indicated by the count of the Census working population versus the resident population.

Based on AreaSearch analysis of SALM and ABS data, during the year to December 2025, employment levels increased by 5.1% and the labour force increased by 5.4%, causing the unemployment rate to rise by 0.2 percentage points. This contrasts with Greater Brisbane, where employment rose by 3.2%, the labour force grew by 3.0%, and unemployment fell 0.1 percentage points. Jobs and Skills Australia's national employment forecasts from May-25 can offer further insight into potential future demand within Thornlands. These projections, covering five and ten-year periods, have been mapped against the local employment profile to estimate growth patterns. While national employment is forecast to expand by 6.6% over five years and 13.7% over ten years, growth rates differ significantly between industry sectors. Applying these industry-specific projections to Thornlands's employment mix suggests local employment should increase by 6.5% over five years and 13.5% over ten years (please note this is a simple weighting extrapolation for illustrative purposes and does not take into account localised population projections).

Income metrics indicate excellent economic conditions, with the area achieving higher performance than 75% of national locations assessed by AreaSearch

As per AreaSearch's latest postcode level ATO data released for FY-23, the Thornlands SA2's median income among taxpayers is $61,617, with an average of $73,811. This is above the national average, and compares to Greater Brisbane's median of $58,236 and average of $72,799. Based on Wage Price Index growth of 9.91% since FY-23, current estimates would be approximately $67,723 (median) and $81,126 (average) as of September 2025. Census data reveals household, family and personal incomes in Thornlands cluster around the 74th percentile nationally. The earnings profile shows the $1,500 - 2,999 bracket dominates with 36.9% of residents (8,042 people), reflecting patterns seen in the surrounding region where 33.3% similarly occupy this range. The area demonstrates considerable affluence with 31.3% earning over $3,000 per week, supporting premium retail and service offerings. High housing costs consume 16.5% of income, though strong earnings still place disposable income at the 77th percentile and the area's SEIFA income ranking places it in the 7th decile.

Thornlands is characterized by a predominantly suburban housing profile, with ownership patterns similar to the broader region

Dwelling structure within Thornlands, as evaluated at the latest Census, comprised 87.4% houses and 12.6% other dwellings (semi-detached, apartments, 'other' dwellings), in comparison to Brisbane metro's 73.5% houses and 26.5% other dwellings. Meanwhile, the level of home ownership within Thornlands was slightly lagging that of Brisbane metro, at 25.3%, with the remainder of dwellings either mortgaged (48.0%) or rented (26.6%). The median monthly mortgage repayment in the area was well above the Brisbane metro average at $2,167, while the median weekly rent figure was recorded at $470, compared to Brisbane metro's $1,863 and $380. Nationally, Thornlands's mortgage repayments are significantly higher than the Australian average of $1,863, while rents are substantially above the national figure of $375.

Thornlands features high concentrations of family households, with a higher-than-average median household size

Family households dominate at 84.2% of all households, comprising 43.3% couples with children, 28.0% couples without children, and 12.0% single parent families. Non-family households make up the remaining 15.8%, with lone person households at 13.9% and group households comprising 1.9% of the total. The median household size of 2.9 people is larger than the Greater Brisbane average of 2.6.

The educational profile of Thornlands exceeds national averages, with above-average qualification levels and academic performance metrics

Educational qualifications in Thornlands trail regional benchmarks, with 21.9% of residents aged 15+ holding university degrees compared to 30.5% in Greater Brisbane. This gap highlights potential for educational development and skills enhancement. Bachelor degrees lead at 15.5%, followed by postgraduate qualifications (4.0%) and graduate diplomas (2.4%). Trade and technical skills feature prominently, with 42.0% of residents aged 15+ holding vocational credentials, including advanced diplomas (13.8%) and certificates (28.2%).

Educational participation is notably high, with 30.4% of residents aged 15+ currently enrolled in formal education. This includes 10.5% in primary education, 9.8% in secondary education, and 4.6% pursuing tertiary education.

Transport servicing is low compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility

Public transport analysis reveals 69 active transport stops operating within Thornlands, comprising a mix of buses. These stops are serviced by 11 individual routes, collectively providing 734 weekly passenger trips. Transport accessibility is rated as good, with residents typically located 347 meters from the nearest transport stop. As a primarily residential area, most residents commute outward; the car remains the dominant mode at 93%. Vehicle ownership averages 1.9 per dwelling, which is above the regional average. Some 17.2% of residents work from home (2021 Census; may reflect COVID-19 conditions).

Service frequency averages 104 trips per day across all routes, equating to approximately 10 weekly trips per individual stop.

Health outcomes in Thornlands are marginally below the national average with the level of common health conditions among the general population somewhat typical, though higher than the nation's average among older cohorts

Health indicators suggest below-average outcomes in Thornlands, based on AreaSearch's assessment of mortality rates and chronic condition prevalence. The level of common health conditions among the general population is somewhat typical, though higher than the national average among older cohorts, and the rate of private health cover is very high at approximately 56% of the total population (~12,226 people).

The most common medical conditions in the area are mental health issues and asthma, impacting 8.1% and 8.0% of residents, respectively, while 71.1% declared themselves as completely clear of medical ailments compared to 69.2% across Greater Brisbane. The under-65 population demonstrates better than average health outcomes. The area has 16.3% of residents aged 65 and over (3,543 people), which is higher than the 15.2% in Greater Brisbane. Health outcomes among seniors present some challenges, though they rank lower nationally than the broader population.

In terms of cultural diversity, Thornlands records figures broadly comparable to the national average, as found in AreaSearch's assessment of a number of language and cultural background related metrics

Thornlands was found to be above average in terms of cultural diversity, with 9.2% of its population speaking a language other than English at home and 26.3% born overseas. The main religion in Thornlands is Christianity, which makes up 52.4% of the population. This compares to 47.8% across Greater Brisbane.

In terms of ancestry (country of birth of parents), the top three represented groups in Thornlands are English, comprising 31.8% of the population, which is substantially higher than the regional average of 26.8%, Australian, comprising 25.4% of the population, and Scottish, comprising 8.6% of the population. Additionally, there are notable divergences in the representation of certain other ethnic groups: New Zealand is notably overrepresented at 1.3% of Thornlands (vs 1.0% regionally), South Australian at 1.2% (vs 0.6%) and Maori at 1.1% (vs 1.1%).

Thornlands's population is slightly younger than the national pattern

Thornlands's median age of 36 years stands equal to Greater Brisbane's 36, though somewhat younger than the 38-year national average. The 5 - 14 age group shows strong representation at 14.5% compared to Greater Brisbane, whereas the 25 - 34 cohort is less prevalent at 9.9%. In the period since 2021, the 75 to 84 age group has grown from 4.2% to 5.6% of the population. Conversely, the 25 to 34 cohort has declined from 12.0% to 9.9%. Population forecasts for 2041 indicate substantial demographic changes for Thornlands. The 45 to 54 age cohort is projected to increase solidly, expanding by 910 people (30%) from 3,003 to 3,914. Conversely, population declines are projected for the 25 to 34 and 0 to 4 cohorts.