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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.
est. as @ -- *
2021 Census | -- people
Sales Activity
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Population
Population growth drivers in Lewiston are strong compared to national averages based on AreaSearch's ranking of recent, and medium to long-term trends
As per AreaSearch's analysis of ABS population updates and recent address validations, the suburb of Lewiston had an estimated population of around 3,726 as of May 2026. This figure represents a growth of 451 individuals (13.8%) since the 2021 Census, which reported a population of 3,275 people in the suburb. The increase is inferred from AreaSearch's resident population estimate of 3,620, based on their examination of the latest ERP data release by the ABS in June 2025, combined with an additional 121 validated new addresses since the Census date. This results in a population density ratio of approximately 90 persons per square kilometer, indicating ample space per person and potential for further development. Lewiston's growth rate surpassed both the state average (7.5%) and Greater Adelaide during this period, marking it as a significant growth leader in the region. Interstate migration was the primary driver behind this population increase, contributing approximately 79.0% of overall population gains recently.
However, all factors including natural growth and overseas migration also played positive roles. AreaSearch employs ABS/Geoscience Australia projections for each SA2 area, released in 2024 with a base year of 2022. For areas not covered by this data and years beyond 2032, the SA State Government's Regional/LGA projections by age category are adopted. These projections were released in 2023 and based on 2021 data, with adjustments made using a method of weighted aggregation of population growth from LGA to SA2 levels. Considering these projected demographic shifts, significant population growth is forecast for the suburb of Lewiston. Aggregated SA2-level projections indicate an expected increase of 1,409 persons by 2041, reflecting a total increase of approximately 35.0% over the 16-year period.
Frequently Asked Questions - Population
Development
AreaSearch assessment of residential approval activity sees Lewiston among the top 30% of areas assessed nationwide
AreaSearch analysis of ABS building approval numbers shows Lewiston had around 43 new homes approved annually over the past 5 financial years, totalling an estimated 215 homes. As of FY-26, 21 approvals have been recorded. Historically, each dwelling constructed has led to approximately 2 new residents per year on average between FY-21 and FY-25, indicating a balanced supply and demand market with stable conditions. The average construction value of new homes is $400,000, suggesting developer focus on the premium segment.
In terms of commercial development, $3.3 million in approvals have been registered this financial year, indicating limited focus. Compared to Greater Adelaide, Lewiston shows 12.0% lower construction activity per person but ranks among the 83rd percentile nationally, reflecting strong developer interest. Recent building activity consists solely of standalone homes, maintaining Lewiston's low density character and appealing to those seeking space. The area has approximately 122 people per dwelling approval, suggesting an expanding market.
According to AreaSearch's latest quarterly estimate, Lewiston is expected to grow by 1,303 residents through to 2041. At current development rates, new housing supply should comfortably meet demand, providing good conditions for buyers and potentially supporting growth beyond current population projections.
Frequently Asked Questions - Development
Development applications around Lewiston
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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
Lewiston has limited levels of nearby infrastructure activity, ranking in the 17thth percentile nationally
Changes to local infrastructure significantly impact an area's performance. AreaSearch has identified one major project that may affect this region: Virginia Township Expansion, Riverbanks Estate, Angle Vale, Trinity College Gawler River / Angle Vale Campus, and Riverlea Masterplanned Community are key projects, with the following list focusing on those most relevant.
Professional plan users can use the search below to filter and access additional projects.
INFRASTRUCTURE SEARCH
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Frequently Asked Questions - Infrastructure
Riverlea Estate (Buckland Park Township)
South Australia's largest master-planned community, covering 1,340ha and planned to deliver 12,000 homes for over 40,000 residents. As of May 2026, The Palms Shopping Village is in final fit-out for a mid-2026 opening, including a Coles supermarket and 25 specialty stores. Xavier College construction has reached Level 3, tracking for a Term 1 2027 opening. Civil works are active across multiple stages with settlements for several new precincts scheduled for mid-to-late 2026.
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.
Northern Connector
Six-lane, 15.5 kilometre motorway providing vital freight and commuter link between Northern Expressway, South Road Superway and Port River Expressway. South Australia's first major concrete motorway and widest in the country. Includes 16 kilometres of shared cyclist and pedestrian paths connecting to Stuart O'Grady Bikeway. Features four major interchanges, intelligent transport systems, wetland restoration and Indigenous-inspired design elements. Opened March 7, 2020.
Angle Vale to Munno Para West Water and Wastewater Network Upgrade
SA Water is upgrading the water and wastewater network along Curtis Road, Heaslip Road and surrounding streets between Angle Vale and Munno Para West. Current works include wastewater mains along Curtis Road between Andrews Road and Heaslip Road, new water and wastewater mains along Heaslip Road, works across the Northern Expressway and associated pump station works. The project forms part of SA Water's metropolitan growth program supporting housing growth in Adelaide's northern suburbs, with construction traffic impacts continuing through mid-2027.
Northern Adelaide Irrigation Scheme
The Northern Adelaide Irrigation Scheme (NAIS) is a recycled water scheme delivering high-quality treated water from the Bolivar Wastewater Treatment Plant to agribusinesses across the Northern Adelaide Plains. Stage 1 infrastructure was built to provide up to 12 gigalitres per year of climate-independent recycled water for horticulture, floriculture, fruit and nut orchards, table and wine grapes, and high-value broad-acre crops, with the network designed to enable future expansion to 20 gigalitres. Key infrastructure includes an advanced water recycling plant at Bolivar, a transfer pipeline, pump stations, an above-ground earth-banked storage at Korunye, managed aquifer recharge, and a distribution network with farm-gate connection points. Construction began in 2018 and the scheme is operational. As of 2025 around 35 per cent of the contracted volume has been sold, and SA Water has been undertaking a review to assess current and forecast demand and identify potential opportunities for the scheme.
Gawler Line Electrification & Level Crossing Removals
State and federal government project to electrify the 42km Gawler rail line from Adelaide CBD to Gawler, with 25kV AC overhead wiring, new signalling systems, upgrade of 14 stations, and activation of 13 pedestrian crossings. Electrified passenger services commenced June 2022. The complementary Ovingham Level Crossing Removal ($231M) replaced the high-risk Torrens Road crossing with a new overpass, public plaza and upgraded Ovingham Railway Station, completing in late 2023.
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.
Riverbanks Estate, Angle Vale
Riverbanks is a large master planned house and land community in Angle Vale East, delivering more than 2,000 new homes, parks and open space within walking distance of Riverbanks College B-12 and the Angle Vale town centre. The estate is being delivered in stages with land now selling and civil and housing construction underway.
Employment
AreaSearch analysis indicates Lewiston maintains employment conditions that align with national benchmarks
Lewiston's workforce is balanced across white and blue-collar jobs. The construction sector is prominent, with an unemployment rate of 3.4% as per AreaSearch's statistical area data aggregation in December 2025. In this month, 1,806 residents are employed at a rate 0.4% lower than Greater Adelaide's 3.8%.
Workforce participation stands at 62.0%, below Greater Adelaide's 66.0%. Census responses show 9.1% of residents work from home, potentially influenced by Covid-19 lockdowns. Key employment sectors include construction, health care & social assistance, and retail trade. Construction is particularly strong with a share 1.7 times the regional level, while health care & social assistance has lower representation at 12.7% compared to the regional average of 17.7%.
The area may offer limited local employment opportunities, indicated by Census working population vs resident population counts. Over the year ending December 2025, Lewiston's labour force decreased by 2.9%, with employment down by 2.6%, causing unemployment to fall by 0.3 percentage points. In contrast, Greater Adelaide recorded employment growth of 4.2% and labour force growth of 3.9%. Jobs and Skills Australia's national employment forecasts from May-25 project overall employment expansion by 6.6% over five years and 13.7% over ten years. Applying these projections to Lewiston's employment mix suggests local employment should increase by 5.8% over five years and 12.3% over ten years, based on a simple weighting extrapolation for illustrative purposes.
Frequently Asked Questions - Employment
Income
The area's income profile falls below national averages based on AreaSearch analysis
AreaSearch's latest postcode level ATO data for financial year 2023 shows Lewiston's median taxpayer income is $50,824 and average is $58,779. This is below the national average. Greater Adelaide has a median of $54,808 and average of $66,852. Based on Wage Price Index growth of 10.17% since financial year 2023, estimated incomes for March 2026 would be approximately $55,993 (median) and $64,757 (average). According to the 2021 Census, Lewiston's household income ranks at the 59th percentile ($1,910 weekly), while personal income is at the 42nd percentile. Income distribution shows 40.6% of locals (1,512 people) earn between $1,500 and $2,999 weekly, similar to broader area trends at 31.8%. After housing costs, 85.6% of income remains for other expenses.
Frequently Asked Questions - Income
Housing
Lewiston is characterized by a predominantly suburban housing profile, with ownership patterns similar to the broader region
In Lewiston, as per the latest Census data, 99.6% of dwellings were houses with the remaining 0.4% being other types such as semi-detached homes and apartments. In comparison, Adelaide metro had 75.2% houses and 24.9% other dwellings. Home ownership in Lewiston stood at 28.5%, with mortgaged dwellings at 65.2% and rented ones at 6.3%. The median monthly mortgage repayment was $1,690, higher than Adelaide metro's average of $1,562. Weekly rent in Lewiston was $330 compared to Adelaide metro's $320. Nationally, Lewiston's mortgage repayments were lower at $1,690 compared to the Australian average of $1,863, and rents were substantially lower at $330 versus the national figure of $375.
Frequently Asked Questions - Housing
Household Composition
Lewiston features high concentrations of family households, with a higher-than-average median household size
Family households constitute 80.4% of all households, including 42.2% couples with children, 28.9% couples without children, and 8.9% single parent families. Non-family households comprise the remaining 19.6%, with lone person households at 17.1% and group households comprising 2.3%. The median household size is 2.9 people, larger than the Greater Adelaide average of 2.5.
Frequently Asked Questions - Households
Local Schools & Education
The educational profile of Lewiston exceeds national averages, with above-average qualification levels and academic performance metrics
The area's university qualification rate is 9.6%, significantly lower than Australia's average of 30.4%. This presents both a challenge and an opportunity for targeted educational initiatives. Bachelor degrees are the most common at 6.6%, followed by graduate diplomas (1.6%) and postgraduate qualifications (1.4%). Vocational credentials are prominent, with 41.7% of residents aged 15+ holding them - advanced diplomas (8.9%) and certificates (32.8%).
Educational participation is high at 26.0%, including primary education (10.1%), secondary education (8.3%), and tertiary education (3.1%).
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
Health performance in Lewiston is well below average with prevalence of common health conditions notable across both younger and older age cohorts
Lewiston faces significant health challenges based on AreaSearch's assessment. Mortality rates and chronic condition prevalence are substantial across both younger and older age cohorts. Approximately 50% of Lewiston residents have private health cover, compared to 52.7% in Greater Adelaide and a national average of 55.7%.
The most prevalent medical conditions are arthritis (9.6%) and asthma (9.4%). 65.9% of residents report no medical ailments, compared to 67.9% in Greater Adelaide. Working-age individuals face notable health challenges with high chronic condition rates. Lewiston has 14.1% of residents aged 65 and over (525 people), lower than the 19.2% in Greater Adelaide. Health outcomes among seniors present some challenges, broadly in line with national rankings for the general population.
Frequently Asked Questions - Health
Cultural Diversity
Lewiston ranks below the Australian average when compared to other local markets across a number of language and cultural background related metrics
Lewiston's cultural diversity was found to be below average, with 84.4% of its population born in Australia, 92.4% being citizens, and 95.1% speaking English only at home. The predominant religion in Lewiston is Christianity, comprising 38.8% of the population. However, Buddhism is notably overrepresented in Lewiston at 1.1%, compared to Greater Adelaide's average of 2.4%.
In terms of ancestry, the top three groups in Lewiston are English (34.0%), Australian (31.3%), and Scottish (7.0%). These figures exceed their respective regional averages: English by 6.2%, Australian by 8.5%, and Scottish by 2.2%. Additionally, German (5.6%) and Dutch (1.8%) ancestry are notably overrepresented in Lewiston compared to the regional averages of 5.1% and 1.2%, respectively. Maltese ancestry also shows a notable divergence with 0.9% in Lewiston versus the regional average of 0.4%.
Frequently Asked Questions - Diversity
Age
Lewiston's median age exceeds the national pattern
The median age in Lewiston is 41 years, which is higher than Greater Adelaide's average of 39 years and exceeds the national average of 38 years. The age profile shows that individuals aged 55-64 are particularly prominent, making up 16.7% of the population, compared to 9.8% for those aged 25-34. This concentration is higher than the national average of 11.2%. Between 2021 and present, the age group of 35-44 has grown from 11.6% to 13.8%, while the 75-84 cohort increased from 3.4% to 4.5%. Conversely, the age group of 45-54 has declined from 18.3% to 15.6%. Looking ahead to 2041, demographic projections indicate that the age cohort of 45-54 is expected to increase significantly by 263 people, from 581 to 845.