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This analysis uses Suburbs and Localities (SAL) boundaries, which can materially differ from Statistical Areas (SA2) even when sharing the same name.
SAL boundaries are defined by Australia Post and the Australian Bureau of Statistics to represent commonly-known suburb names used in postal addresses.
Statistical Areas (SA2) are designed for census data collection and may combine multiple suburbs or use different geographic boundaries. For comprehensive analysis, consider reviewing both boundary types if available.
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2021 Census | -- people
Sales Activity
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Population
An assessment of population growth drivers in Aldinga Beach reveals an overall ranking slightly below national averages considering recent, and medium term trends
Based on analysis of ABS population updates for the broader area, and new addresses validated by AreaSearch, the suburb of Aldinga Beach's population is estimated at around 11,748 as of May 2026. This reflects an increase of 1,081 people (10.1%) since the 2021 Census, which reported a population of 10,667 people. The change is inferred from the resident population of 11,681 estimated by AreaSearch following examination of the latest ERP data release by the ABS in June 2025 and an additional 243 validated new addresses since the Census date. This level of population equates to a density ratio of 859 persons per square kilometer, which is relatively in line with averages seen across locations assessed by AreaSearch. Aldinga Beach's 10.1% growth since the 2021 census exceeded the SA3 area (5.8%), along with the SA4 region, marking it as a growth leader in the region. Population growth for the suburb was primarily driven by overseas migration that contributed approximately 50.0% of overall population gains during recent periods, although all drivers including natural growth and interstate 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 suburb expected to grow by 945 persons to 2041 based on aggregated SA2-level projections, reflecting an increase of 7.5% in total over the 16 years.
Frequently Asked Questions - Population
Development
AreaSearch assessment of residential approval activity sees Aldinga Beach among the top 30% of areas assessed nationwide
AreaSearch analysis of ABS building approval numbers indicates Aldinga Beach averaged approximately 84 new dwelling approvals per year over the past five financial years, totalling an estimated 424 homes. As of FY-26, 56 approvals have been recorded. Between FY-21 and FY-25, an average of 0.9 new residents was calculated per year per dwelling constructed. This suggests that new supply is meeting or exceeding demand, providing ample buyer choice and capacity for population growth beyond current forecasts.
The average construction value of new homes is $445,000, indicating developers are targeting the premium market segment with higher-end properties. In FY-26, $73.7 million in commercial approvals have been registered, reflecting strong commercial development momentum. Compared to Greater Adelaide, Aldinga Beach has 58.0% more building activity per person, offering greater choice for buyers. The current development pattern shows 87.0% detached houses and 13.0% attached dwellings, maintaining the area's traditional low density character focused on family homes.
With around 134 people per dwelling approval, Aldinga Beach exhibits characteristics of a growth area. According to AreaSearch's latest quarterly estimate, Aldinga Beach is expected to grow by 878 residents through to 2041. Based on current development patterns, new housing supply should readily meet demand, offering good conditions for buyers and potentially facilitating population growth beyond current projections.
Frequently Asked Questions - Development
Development applications around Aldinga Beach
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| Lodged | Address | Description | Type | Distance | Status |
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SOURCE: Planning portals and council registers, compiled by AreaSearch. Distance & bearing measured from the suburb midpoint.
Infrastructure
Aldinga Beach has emerging levels of nearby infrastructure activity, ranking in the 36thth percentile nationally
AreaSearch has identified seven projects that could impact the area, with key ones being Aldinga Master Planned Community by Villawood Properties, Main South Road Duplication Project (Stage 2) from Aldinga to Sellicks Beach, redevelopment of Aldinga Sports Park Master Plan, and expansion of Aldinga Central Shopping Centre. The following list details those most relevant.
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INFRASTRUCTURE SEARCH
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Frequently Asked Questions - Infrastructure
SA Water Capital Work Delivery Contracts 2024-28
SA Water's record $3.3 billion capital delivery program for the 2024-28 regulatory period, covering water and wastewater infrastructure across South Australia. The program targets water main replacements, sewerage network upgrades, dam upgrades, water tank refurbishments, and treatment process upgrades across metropolitan and regional areas. A central $1.5 billion component supports the South Australian Premier's Housing Roadmap, expanding network capacity to unlock up to 40,000 new allotments, with major focus on Adelaide's northern growth corridors including Angle Vale, Riverlea, and Roseworthy. Six major framework partners (Fulton Hogan Utilities, John Holland and Guidera O'Connor JV, McConnell Dowell and Diona JV, BMD, Diona, and Leed Engineering and Construction) are delivering works across approximately 120 projects. In Year 1 (to June 2025), $681.6 million in capital was invested. The program runs to June 2028.
Aldinga - A New Community
A 45-hectare net-zero carbon masterplanned community in Adelaide's outer south delivering more than 800 homes, with at least 25 percent classed as affordable housing. The project comprises a mix of townhouses, detached and semi-detached homes (up to three storeys) and includes an over-55s lifestyle village on the site's western parcel with a clubhouse, pool, spa, gym, cinema and co-working space. Central amenities include a residents club with pool, gym, cafe, sports courts and play spaces. The all-electric development uses solar PV, heat pumps, batteries and a microgrid to reduce energy costs, and includes light-coloured roofing and mandated sustainable building materials. Extensive open space, parks, reserves and chain-of-ponds corridors are complemented by an extensive green canopy, with more than 40 hectares of land to be donated for biodiversity offsets and conservation. A 60-metre-wide rail corridor running north-south through the site has been preserved by the State Government for a future extension of the Seaford rail line, and will be landscaped and used as a shared-use path and open space until the line is extended. Community engagement on the draft masterplan is complete and approvals are underway, with sales launch and civil construction anticipated in late 2026.
Aldinga Master Planned Community - Villawood Properties
A strategic partnership between Renewal SA and Villawood Properties to create a 46-hectare master planned net zero carbon community delivering over 800 homes, including 200 in an over-55s lifestyle village, with a minimum of 25% affordable housing. Features diverse housing mix (detached, semi-detached, townhouses), extensive open spaces with parks, reserves and chain-of-ponds corridors, residents club with pool, gym, cafe and play spaces, embedded energy network with solar, heat pumps, batteries, microgrid in all-electric development, and 25% tree canopy coverage. Preserves 60-metre wide rail corridor for future Seaford line extension. Master planning underway in 2025, sales launch anticipated for Summer 2025, civil construction to commence in early 2026.
Aldinga Rail Extension Corridor Preservation
Preservation of a 60 metre wide rail corridor from Quinliven Road to Aldinga Beach Road to enable a future extension of the Seaford rail line to Aldinga. Preliminary planning has identified two potential stations (near Aldinga Beach Road with future Park and Ride, and south of Quinliven Road) and an intended grade separated crossing at Quinliven Road. The corridor is currently unfunded and available as public open space until pursued in the 2030s.
Sellicks Beach Code Amendment
Major master planned residential development for 1,700 new homes across 130 hectares. Includes transport infrastructure upgrades, activity centre, open space network and range of housing options. Air quality assessment underway due to nearby quarry concerns.
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.
SA Housing Trust Maintenance Contracts Review and Service Program
Statewide maintenance and service contracts for SA Housing Trust public housing properties, covering reactive maintenance, vacancy restoration and minor works across metropolitan and regional South Australia. The program is delivered by Spotless Facility Services, RTC Facilities Maintenance and Torrens Facility Management. A 2024 SA Government review examined payment, timeliness, dispute resolution and contract performance issues, and the government provided additional funding to accelerate maintenance and upgrades on vacant public housing homes.
Aldinga Payinthi College
Birth to Year 12 'super school' accommodating up to 1,675 students and 250 staff, including 100 inclusive places for students with disability and 75-place children's centre. $125 million build featuring contemporary learning environments with STEM focus, performing arts theatre, libraries, VET kitchen, gym facilities, sports courts, community usage facilities, and extensive cultural and heritage elements recognizing Aboriginal significance. Construction complete, school open and accommodating up to 1500 students by 2026.
Employment
The employment landscape in Aldinga Beach shows performance that lags behind national averages across key labour market indicators
Aldinga Beach has a diverse workforce with both white and blue collar jobs well represented. The unemployment rate is 4.5%. Over the past year, employment growth was estimated at 6.6% based on AreaSearch data aggregation from statistical areas.
As of December 2025, there are 5,816 residents employed, with an unemployment rate of 4.5%, which is 0.7% higher than Greater Adelaide's rate of 3.8%. Workforce participation in Aldinga Beach is similar to Greater Adelaide at 66.0%. According to Census responses, only 10.8% of residents work from home. Employment is concentrated in health care & social assistance, construction, and retail trade.
The area has a strong specialization in construction, with an employment share 1.4 times the regional level. Conversely, professional & technical services employ just 4.1% of local workers compared to Greater Adelaide's 7.3%. Over the year ending December 2025, employment increased by 6.6%, while labour force grew by 5.2%, leading to a decrease in unemployment rate by 1.2 percentage points. In comparison, Greater Adelaide saw employment rise by 4.2%, labour force grow by 3.9%, and unemployment fall by 0.3 percentage points. Jobs and Skills Australia's national employment forecasts from May-25 suggest national employment will expand by 6.6% over five years and 13.7% over ten years. Applying these projections to Aldinga Beach's employment mix indicates local employment should increase by 6.3% over five years and 13.2% over ten years, though this is a simplified extrapolation for illustrative purposes only.
Frequently Asked Questions - Employment
Income
The area's income levels rank in the lower 15% nationally based on AreaSearch comparative data
The suburb of Aldinga Beach had a lower than average national income level according to ATO data aggregated by AreaSearch for financial year 2023. The median income among taxpayers was $45,624 and the average income stood at $53,005. These figures compared to Greater Adelaide's median of $54,808 and average of $66,852 respectively. Based on a 10.17% increase from Wage Price Index growth since financial year 2023, estimated incomes for March 2026 would be approximately $50,264 (median) and $58,396 (average). According to the 2021 Census, household, family, and personal incomes in Aldinga Beach all fell between the 20th and 20th percentiles nationally. Income analysis showed that the largest segment comprised 31.7% earning $1,500 - $2,999 weekly (3,724 residents), consistent with broader trends across the metropolitan region where 31.8% fell into the same category. Housing affordability pressures were severe, with only 81.9% of income remaining, ranking at the 18th percentile.
Frequently Asked Questions - Income
Housing
Aldinga Beach is characterized by a predominantly suburban housing profile, with ownership patterns similar to the broader region
The dwelling structure in Aldinga Beach, as per the latest Census, consisted of 91.3% houses and 8.8% other dwellings. In comparison, Adelaide metro had 75.2% houses and 24.9% other dwellings. Home ownership in Aldinga Beach was at 27.2%, with mortgaged dwellings at 44.1% and rented ones at 28.7%. The median monthly mortgage repayment was $1,408, lower than Adelaide metro's $1,562. The median weekly rent was $320, matching Adelaide metro's figure. Nationally, Aldinga Beach's mortgage repayments were significantly lower than the Australian average of $1,863, and rents were substantially below the national figure of $375.
Frequently Asked Questions - Housing
Household Composition
Aldinga Beach has a typical household mix, with a fairly typical median household size
Family households comprise 71.8% of all households, including 28.2% couples with children, 26.6% couples without children, and 16.1% single parent families. Non-family households account for the remaining 28.2%, with lone person households at 25.4% and group households comprising 2.7%. The median household size is 2.5 people, which matches the Greater Adelaide average.
Frequently Asked Questions - Households
Local Schools & Education
Educational outcomes in Aldinga Beach fall within the lower quartile nationally, indicating opportunities for improvement in qualification attainment
The area's university qualification rate is 15.4%, significantly lower than Australia's average of 30.4%. Bachelor degrees are the most common, at 10.6%, followed by postgraduate qualifications (2.6%) and graduate diplomas (2.2%). Vocational credentials are prevalent, with 43.4% of residents aged 15+ holding them; advanced diplomas account for 10.1% and certificates for 33.3%. Educational participation is high, with 29.7% of residents currently enrolled in formal education: 12.6% in primary, 8.2% in secondary, and 3.1% in tertiary education.
Educational participation is notably high, with 29.7% of residents currently enrolled in formal education. This includes 12.6% in primary education, 8.2% in secondary education, and 3.1% pursuing tertiary education.
Frequently Asked Questions - Education
Schools Detail
Nearby Services & Amenities
Transport
Transport servicing is low compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility
Public transport analysis conducted in Aldinga Beach found 62 active transport stops operating within the area, consisting of a mix of bus services. These stops are serviced by 10 individual routes, collectively providing 561 weekly passenger trips. Transport accessibility is rated as good, with residents typically located 206 meters from the nearest transport stop. As a primarily residential area, most residents commute outward. Car remains the dominant mode of transport at 90%. Vehicle ownership averages 1.4 per dwelling.
According to the 2021 Census, a relatively low 10.8% of residents work from home, which may reflect COVID-19 conditions. Service frequency averages 80 trips per day across all routes, equating to approximately 9 weekly trips per individual stop.
Frequently Asked Questions - Transport
Transport Stops Detail
Health
Health performance in Aldinga Beach is well below average with prevalence of common health conditions notable across both younger and older age cohorts
Aldinga Beach faces significant health challenges, according to AreaSearch's assessment of mortality rates and chronic condition prevalence. Both younger and older age groups show notable prevalence of common health conditions. Private health cover is very low at approximately 48% of the total population (~5,637 people), compared to 52.7% across Greater Adelaide and a national average of 55.7%.
Mental health issues and arthritis are the most common medical conditions in the area, affecting 10.3 and 9.5% of residents respectively. However, 63.5% of residents declare themselves completely clear of medical ailments, compared to 67.9% across Greater Adelaide. The working-age population faces notable health challenges due to elevated chronic condition rates. Aldinga Beach has 20.8% of residents aged 65 and over (2,443 people), higher than the 19.2% in Greater Adelaide. Health outcomes among seniors present some challenges, with national rankings broadly in line with the general population.
Frequently Asked Questions - Health
Cultural Diversity
Aldinga Beach ranks below the Australian average when compared to other local markets across a number of language and cultural background related metrics
Aldinga Beach, as per a report dated March 2021, showed low cultural diversity with 79.3% of residents born in Australia and 90.3% being citizens. English was the primary language spoken at home by 95.7%. Christianity was the predominant religion, accounting for 31.6% of the population.
Judaism, while a small percentage at 0.1%, was slightly higher than Greater Adelaide's 0.1%. In terms of ancestry, Aldinga Beach had higher proportions of English (37.9%) and Australian (27.5%) residents compared to regional averages. Scottish ancestry was also notable at 7.9%. Some ethnic groups showed divergence: Dutch at 1.8% versus 1.2%, German at 5.0% versus 5.1%, and Welsh at 0.6% each.
Frequently Asked Questions - Diversity
Age
Aldinga Beach's population aligns closely with national norms in age terms
In Aldinga Beach, at 39 years old, its median age is equal to Greater Adelaide's average of 39 years and remains close to Australia's median age of 38 years. Comparing with Greater Adelaide, those aged 5-14 are notably higher (13.4% locally) while those aged 25-34 are lower (11.0%). Post the 2021 Census, the 75-84 age group has increased from 5.9% to 7.6%. Conversely, the 5-14 cohort has decreased from 15.1% to 13.4%, and the 45-54 group has fallen from 12.5% to 11.2%. By 2041, Aldinga Beach's age profile is projected to change significantly. The 85+ cohort is expected to grow by 123%, adding 406 residents to reach 735. Those aged 65 and older will represent 73% of the population growth. Meanwhile, populations in the 0-4 and 55-64 age groups are projected to decline.