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This analysis uses ABS Statistical Areas Level 2 (SA2) boundaries, which can materially differ from Suburbs and Localities (SAL) even when sharing similar names.
SA2 boundaries are defined by the Australian Bureau of Statistics and are designed to represent communities for statistical reporting (e.g., census and ERP).
Suburbs and Localities (SAL) represent commonly-used suburb/locality names (postal-style areas) and may use different geographic boundaries. For comprehensive analysis, consider reviewing both boundary types if available.
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ABS ERP | -- people | --
2021 Census | -- people
Sales Activity
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Population
An assessment of population growth drivers in Clarendon reveals an overall ranking slightly below national averages considering recent, and medium term trends
Based on AreaSearch's analysis, Clarendon's population is around 2,864 as of Feb 2026. This reflects an increase of 135 people (4.9%) since the 2021 Census, which reported a population of 2,729 people. The change is inferred from the estimated resident population of 2,859 from the ABS as of June 2024 and an additional 5 validated new addresses since the Census date. This population level equates to a density ratio of 23 persons per square kilometer, providing ample space per person. Clarendon's 4.9% growth since the census positions it within 1.5 percentage points of the SA3 area (6.4%), demonstrating competitive growth fundamentals. Population growth for the area was primarily driven by interstate migration, which contributed approximately 57.5% of overall population gains during recent periods, although all drivers, including natural growth and overseas migration, 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, the SA State Government's Regional/LGA projections by age category, released in 2023 and based on 2021 data, are adopted with adjustments made employing a method of weighted aggregation of population growth from LGA to SA2 levels. As we examine future population trends, a population increase just below the median of statistical areas analysed by AreaSearch is expected, with the area expected to expand by 381 persons to 2041 based on the latest annual ERP population numbers, recording a gain of 13.1% in total over the 17 years.
Frequently Asked Questions - Population
Development
Residential development activity is lower than average in Clarendon according to AreaSearch's national comparison of local real estate markets
Clarendon has experienced around 13 dwellings receiving development approval per year, totalling 67 homes over the past 5 financial years. So far in FY-26, 4 approvals have been recorded. At an average of 1.8 new residents per year arriving per new home over the past 5 financial years (between FY-21 and FY-25), supply and demand appear well-balanced, creating stable market conditions, though recent data shows this has intensified to 7.2 people per dwelling over the past 2 financial years, indicating growing popularity and potential undersupply. New properties are constructed at an average value of $175,000 —below regional norms —reflecting more affordable housing options for purchasers. Additionally, $528,000 in commercial development approvals have been recorded this financial year, demonstrating the area's residential nature.
When measured against Greater Adelaide, Clarendon maintains similar construction rates (per person), preserving market equilibrium consistent with surrounding areas. Further, new construction has been completely comprised of standalone homes, preserving the area's low density nature with an emphasis on detached housing attracting space-seeking buyers. The estimated count of 591 people in the area per dwelling approval reflects its quiet, low activity development environment.
Population forecasts indicate Clarendon will gain 376 residents through to 2041 (from the latest AreaSearch quarterly estimate). Existing development levels seem aligned with future requirements, maintaining stable market conditions without significant price pressures.
Frequently Asked Questions - Development
Infrastructure
Clarendon has limited levels of nearby infrastructure activity, ranking in the 5thth percentile nationally
Nothing can influence an area's performance as much as changes to local infrastructure, major projects, and planning initiatives. In total 10 projects have been identified by AreaSearch that are likely to have an impact on the area. Key projects include the Thalassa Park Master Plan, Urban Creek Resilience and Recovery Project - Sauerbier and Homestead Creeks, Aberfoyle Community Centre Expansion, and Aberfoyle Park High School Redevelopment, with the list below detailing those likely to be of most relevance.
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INFRASTRUCTURE SEARCH
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Frequently Asked Questions - Infrastructure
Adelaide Public Transport Capacity and Access
State-led program work to increase public transport capacity and access to, through and within central Adelaide. Current work is focused on the City Access Strategy (20-year movement plan for the CBD and North Adelaide) and the State Transport Strategy program, which together will shape options such as bus priority, interchange upgrades, tram and rail enhancements, and better first/last mile access.
Urban Creek Resilience and Recovery Project - Sauerbier and Homestead Creeks
A $1.83 million watercourse rehabilitation project funded by the Australian Government's Natural Heritage Trust under the Urban Rivers and Catchments Program. The project aims to improve the health of Sauerbier Creek and Homestead Creek within the upper Field River catchment in Aberfoyle Park. Key activities include upgrading stormwater flows and creek banks with improved drainage structures, installing natural erosion control solutions using logs, rocks and permeable fabric, adding wildlife-friendly litter traps, creating safe spaces and habitat refuges for threatened species including Southern Brown Bandicoots and Cunningham's Skinks, controlling weeds and planting local native species, and enhancing community connections with nature through workshops, signage and conservation activities. The project will restore creek areas, banks and aquatic habitats while improving water quality, waterway connectivity and biodiversity.
High Productivity Vehicle Network (HPVN)
$525 million federal funding for High Productivity Vehicle Network. Duplication of Swanport Bridge and Murray Bridge Township Bypass in Monarto. Enables higher productivity vehicles to bypass Adelaide, reducing trips, carbon emissions, improving freight efficiency and safety. Affects southern corridor transport.
Aberfoyle Community Centre Expansion
A $1.61 million expansion of the Aberfoyle Community Centre completed in April 2025. The project added a new flexible open-plan building at the rear of the existing facility, featuring a versatile space for dance and messy activities, a youth pod with lowered ceiling and retractable curtains, and an art studio equipped with pottery kilns, wheels, moveable tables and lockers. The expansion includes acoustic features such as acoustic glass for music activities, vinyl flooring and wall mirrors for dance and fitness, high-level windows for natural light, verandas creating indoor-outdoor connections, and a central outdoor area for informal gatherings. The new spaces enable simultaneous programming with existing multifunctional rooms, supporting arts, crafts, dance, exhibitions, youth programs, family activities, and social gatherings. Funded through a Community Infrastructure Grant from the Department of Infrastructure and Transport with $1.5 million from the State Government of South Australia (secured by Erin Thompson MP, Member for Davenport) and $110,000 from the City of Onkaparinga. Construction began in early 2024 and was completed in February 2025 after 12 months, with the existing centre remaining operational throughout to minimize disruption to users.
Aberfoyle Park High School Redevelopment
A $14 million facility upgrade completed in May 2022 including redevelopment of the performing arts centre with a 250-seat theatre, refurbishing existing buildings to create contemporary learning spaces and collaborative areas, creation of a new entrance and administration building, and enhanced indoor-outdoor learning environments. The project was delivered in three stages to minimize disruption to the school's 1,150 students and features contemporary architecture with natural materials and an earthen green palette inspired by the Australian bush.
South Eastern Freeway Upgrade
A $350 million upgrade to the South Eastern Freeway to improve safety and capacity. Key components include the Heysen Tunnels Refit (completed early 2025) and the extension of the Managed Motorway System between Crafers and Glen Osmond. Features include thermal incident detection, Lane Use Management Signs (LUMS), variable speed limits, and moveable median barrier gates for contra-flow during emergencies. Major construction for the managed motorway segment is slated for 2026.
Thalassa Park Master Plan
Development of a comprehensive master plan to guide future improvements and development of Thalassa Park. The plan will address playgrounds, walking and cycling trails, event spaces, gardens, accessibility features, and the Storybook Walk sculpture park. The Council design team is working with the Thalassa Park and Gardens Trust to ensure the revised master plan aligns with timeframe and budget planning. Community and stakeholder feedback will be sought once the draft master plan is available.
Willunga Basin Water Infrastructure Expansion
Water infrastructure expansion project increasing annual supply capacity from 7,250ML to 8,100ML of recycled water for McLaren Vale region. Critical for supporting wine industry and sustainable water security in face of climate impacts and groundwater depletion.
Employment
AreaSearch analysis of employment trends sees Clarendon performing better than 90% of local markets assessed across Australia
Clarendon possesses a well-educated workforce, with essential services sectors well represented, an unemployment rate of just 1.5%, and 4.5% in estimated employment growth over the past year. As of December 2025, 1,775 residents are in work while the unemployment rate is 2.3% below Greater Adelaide's rate of 3.8%, and workforce participation is well beyond standard (73.7% compared to Greater Adelaide's 67.2%). Based on Census responses, a moderate 19.1% 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 education & training. The area demonstrates a particularly notable concentration in agriculture, forestry & fishing, with employment levels at 4.2 times the regional average. On the other hand, accommodation & food is under-represented, with only 4.5% of Clarendon's workforce compared to 6.8% in Greater Adelaide. The 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, the 12-month period saw employment increasing by 4.5% alongside the labour force increasing by 4.6%, resulting in unemployment rising by 0.1 percentage points. This compares to Greater Adelaide, where employment grew by 4.2%, the labour force expanded by 3.9%, and unemployment fell 0.3 percentage points. Jobs and Skills Australia's national employment forecasts from May-25 can offer further insight into potential future demand within Clarendon. 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 Clarendon's employment mix suggests local employment should increase by 6.4% 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).
Frequently Asked Questions - Employment
Income
Income levels align closely with national averages, indicating typical economic conditions for Australian communities according to AreaSearch analysis
According to AreaSearch's aggregation of the latest postcode level ATO data released for FY-23, the Clarendon SA2 had a median income among taxpayers of $51,833 with the average level standing at $70,217. This is higher than average nationally and compares to levels of $54,808 and $66,852 across Greater Adelaide respectively. Based on Wage Price Index growth of 8.8% since FY-23, current estimates would be approximately $56,394 (median) and $76,396 (average) as of September 2025. According to 2021 Census figures, household, family and personal incomes in Clarendon cluster around the 60th percentile nationally. The data shows the largest segment comprises 31.8% earning $1,500 - 2,999 weekly (910 residents), reflecting patterns seen in the region where 31.8% similarly occupy this range. The substantial proportion of high earners (30.3% above $3,000/week) indicates strong economic capacity throughout the locality. After housing costs, residents retain 88.9% of income, reflecting strong purchasing power, and the area's SEIFA income ranking places it in the 7th decile.
Frequently Asked Questions - Income
Housing
Clarendon is characterized by a predominantly suburban housing profile, with above-average rates of outright home ownership
Dwelling structure within Clarendon, as evaluated at the latest Census, comprised 99.5% houses and 0.5% other dwellings (semi-detached, apartments, 'other' dwellings), in comparison to Adelaide metro's 75.2% houses and 24.9% other dwellings. Meanwhile, the level of home ownership within Clarendon was well beyond that of Adelaide metro, at 49.1%, with the remainder of dwellings either mortgaged (44.2%) or rented (6.7%). The median monthly mortgage repayment in the area was well above the Adelaide metro average at $2,000, while the median weekly rent figure was recorded at $290, compared to Adelaide metro's $1,562 and $320. Nationally, Clarendon's mortgage repayments are higher than the Australian average of $1,863, while rents are substantially below the national figure of $375.
Frequently Asked Questions - Housing
Household Composition
Clarendon features high concentrations of family households, with a higher-than-average median household size
Family households dominate at 83.0% of all households, comprising 38.6% couples with children, 37.4% couples without children, and 6.6% single parent families. Non-family households make up the remaining 17.0%, with lone person households at 15.0% and group households comprising 1.3% of the total. The median household size of 2.7 people is larger than the Greater Adelaide average of 2.5.
Frequently Asked Questions - Households
Local Schools & Education
The educational profile of Clarendon exceeds national averages, with above-average qualification levels and academic performance metrics
Educational attainment in Clarendon significantly surpasses broader benchmarks, with 31.7% of residents aged 15+ holding university qualifications compared to 18.9% in the SA3 area and 25.7% in the SA. This substantial educational advantage positions the area strongly for knowledge-based opportunities. Bachelor degrees lead at 21.1%, followed by postgraduate qualifications (7.0%) and graduate diplomas (3.6%). Trade and technical skills feature prominently, with 37.1% of residents aged 15+ holding vocational credentials, including advanced diplomas (11.8%) and certificates (25.3%).
Educational participation is notably high, with 26.6% of residents currently enrolled in formal education. This includes 9.7% in primary education, 8.3% in secondary education, and 4.4% pursuing tertiary education.
Frequently Asked Questions - Education
Schools Detail
Nearby Services & Amenities
Transport
No public transport data available for this catchment area.
Frequently Asked Questions - Transport
Transport Stops Detail
Health
Clarendon's residents are extremely healthy with very low prevalence of common health conditions across all age groups
Analysis of health metrics shows strong performance throughout Clarendon, based on AreaSearch's assessment of mortality rates and chronic condition prevalence. There is a very low prevalence of common health conditions across all age groups, and the rate of private health cover slightly leads the average SA2 area at approximately 54% of the total population (~1,543 people).
The most common medical conditions in the area were found to be arthritis and asthma, impacting 8.6% and 8.3% of residents, respectively, while 67.0% declared themselves as completely clear of medical ailments compared to 67.9% across Greater Adelaide. Health outcomes among the working-age population are broadly typical. The area has 24.4% of residents aged 65 and over (697 people), which is higher than the 19.3% in Greater Adelaide. Health outcomes among seniors are particularly strong, with national rankings broadly in line with the general population.
Frequently Asked Questions - Health
Cultural Diversity
Clarendon is considerably less culturally diverse than average when assessed alongside AreaSearch's national rankings for language and cultural background related metrics
Clarendon was found to be below average in terms of cultural diversity, with 82.3% of its population born in Australia, 91.5% being citizens, and 97.0% speaking English only at home. The main religion in Clarendon is Christianity, which makes up 38.4% of people. However, the most apparent overrepresentation was in Judaism, which comprises 0.0% of the population, compared to 0.1% across Greater Adelaide.
In terms of ancestry (country of birth of parents), the top three represented groups in Clarendon are English, comprising 35.4% of the population, which is substantially higher than the regional average of 27.8%, Australian, comprising 31.9% of the population, which is substantially higher than the regional average of 22.8%, and Scottish, comprising 6.8% of the population. Additionally, there are notable divergences in the representation of certain other ethnic groups: Polish is notably overrepresented at 1.2% of Clarendon (vs 1.0% regionally), German at 6.0% (vs 5.1%) and Welsh at 0.8% (vs 0.6%).
Frequently Asked Questions - Diversity
Age
Clarendon hosts an older demographic, ranking in the top quartile nationwide
With a median age of 47, Clarendon is materially older than the Greater Adelaide figure of 39 and well above the 38-year national average. The age profile shows 65 - 74 year-olds are particularly prominent (14.9%), while the 25 - 34 group is comparatively smaller (6.1%) than in Greater Adelaide. This 65 - 74 concentration is well above the national 9.5%. Since the 2021 Census, the 75 to 84 age group has grown from 6.2% to 8.7% of the population, while the 35 to 44 cohort increased from 10.4% to 11.7%. Conversely, the 55 to 64 cohort has declined from 17.8% to 15.1%. Looking ahead to 2041, demographic projections reveal significant shifts in Clarendon's age structure. Leading the demographic shift, the 45 to 54 group will grow by 27% (116 people), reaching 549 from 432. Conversely, numbers in the 65 to 74 age range are expected to fall by 21.