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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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Sales Activity
Curious about local property values? Filter the chart to assess the volume and appreciation (including resales) trends and regional comparisons, or scroll to the map below view this information at an individual property level.
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Sales Detail
Population
An assessment of population growth drivers in Flagstaff Hill reveals an overall ranking slightly below national averages considering recent, and medium term trends
Flagstaff Hill's population, as of May 2026, is approximately 11,378. This figure represents an increase of 594 people since the 2021 Census, which reported a population of 10,784. The growth is inferred from ABS estimates; Flagstaff Hill's population was around 11,370 in June 2025, with an additional 36 validated new addresses recorded since the Census date. This results in a population density of approximately 1,167 persons per square kilometer. Flagstaff Hill's growth rate of 5.5% since the census is slightly lower than the SA3 area's rate of 5.8%. The primary driver of this growth was overseas migration, contributing around 78.4% of overall population gains.
AreaSearch uses 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 post-2032, the SA State Government's Regional/LGA projections are adopted, adjusted using weighted aggregation methods. According to demographic trends, Flagstaff Hill is expected to grow by approximately 1,197 persons by 2041, reflecting a total increase of around 10.4% over the 16-year period.
Frequently Asked Questions - Population
Development
Residential development activity is lower than average in Flagstaff Hill according to AreaSearch's national comparison of local real estate markets
Flagstaff Hill has recorded approximately 21 residential properties granted approval annually. Over the past five financial years, from FY-21 to FY-25, around 105 homes were approved, with an additional 16 approved so far in FY-26. On average, for every home built over these five years, about 3.5 new residents were added annually.
This demand significantly outpaces supply, which typically exerts upward pressure on prices and increases competition among buyers. New properties are constructed at an average expected cost of $226,000, which is below regional levels, indicating more affordable housing choices for buyers. In the current financial year, around $2.3 million in commercial approvals have been registered, suggesting minimal commercial development activity compared to Greater Adelaide. Flagstaff Hill has significantly less development activity overall, with 61.0% fewer approvals per person than the regional average. This scarcity of new dwellings typically strengthens demand and prices for existing properties.
Recent development in Flagstaff Hill has been entirely comprised of standalone homes, maintaining the area's traditional suburban character focused on family homes appealing to those seeking space. With around 777 people added per approval, it indicates a mature, established area. Future projections estimate that Flagstaff Hill will add approximately 1,189 residents by 2041, based on the latest AreaSearch quarterly estimate. Should current construction levels persist, housing supply could lag population growth, likely intensifying buyer competition and underpinning price growth.
Frequently Asked Questions - Development
Development applications around Flagstaff Hill
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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
Flagstaff Hill has limited levels of nearby infrastructure activity, ranking in the 12thth percentile nationally
The performance of an area can significantly be influenced by changes in local infrastructure, major projects, and planning initiatives. AreaSearch has identified a total of 12 projects that are expected to impact the area. Notable projects include Living Choice Flagstaff Hill, Flagstaff Hill Reserve Revegetation Project, Flinders Medical Centre Southern Redevelopment Stage 1 (Acute Services Building), and Urban Creek Resilience and Recovery Project - Sauerbier and Homestead Creeks. The following list provides details on those projects likely to be most relevant.
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INFRASTRUCTURE SEARCH
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Frequently Asked Questions - Infrastructure
Flinders Medical Centre Southern Redevelopment Stage 1 (Acute Services Building)
Stage 1 of the Southern Adelaide Local Health Network redevelopment, anchored by a new seven-storey Acute Services Building at the front of Flinders Medical Centre. The tower delivers 17,000 square metres of new built area plus 3,000 square metres of refurbishment, adding 98 clinical spaces. It will house two 32-bed adult inpatient units, an 18-bay Medical Day Unit, a 16-bed Intensive Care Unit with a dedicated CT scanner suite, four operating theatres with a 14-bay recovery area, a Day of Surgery Admissions area, a new Podiatry department, and a dedicated floor for the FMC Eye Surgery Clinic which integrates the network's ophthalmology services into a single facility (a first for South Australia's public health system). The new building will form the hospital's main entrance with a large lobby, retail outlet and undercover drop-off zone. The wider Stage 1 program also includes a 12-bed Psychiatric Intensive Care Unit at Margaret Tobin Centre (opening March 2026), 48 new beds at Noarlunga Hospital (opened November 2025), 32 beds across two wards at the Repat Health Precinct (opened 2024), and supporting upgrades to mortuary (completed October 2025), kitchen, sterilisation services and electrical infrastructure. More than 20 million dollars of new major medical equipment will be installed including advanced imaging, automated pharmacy dispensing cabinets and a new CT scanner. Designed by ARM Architecture with Silver Thomas Hanley, with Built Environs as Managing Contractor and Aurecon providing structural and civil engineering. The Acute Services Building is expected to open in early 2028.
Zero Cost Energy Future - Happy Valley Reservoir Solar Project
World's largest fully moveable solar array featuring 33,750 5B Maverick pre-fabricated solar panels with 12.8MW capacity at Happy Valley Reservoir Reserve. Generates 17 gigawatt hours of renewable energy annually to power the water treatment plant serving over 40% of Adelaide's drinking water. Part of SA Water's $300 million Zero Cost Energy Future initiative. The innovative relocatable system uses ballasted design requiring minimal ground penetration, allowing the array to be moved if needed for maintenance or site works.
Happy Valley Reservoir Reserve Access Project
First-time public opening of the 120-year-old Happy Valley Reservoir Reserve featuring 20 kilometres of walking, cycling and mountain biking trails, 110 hectares of water for kayaking and fishing, two kayak launch areas (one with disability access), picnic facilities with BBQs and shelters, car parking, and visitor amenities. The reserve connects to Glenthorne National Park creating over 1,500 hectares of accessible outdoor recreation space. Opened December 11, 2021 after extensive water treatment upgrades to enable safe public access while maintaining drinking water quality for over 40% of metropolitan Adelaide.
Flinders Link Rail Extension
A 650m extension of the former Tonsley rail line delivering the new Flinders Station next to Flinders Medical Centre and connecting the Flinders University precinct to the Adelaide rail network. Works included ~520m of elevated single track over Sturt Road, Laffers Triangle and Main South Road, new stations at Flinders and Tonsley, and an adjacent shared path.
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.
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.
Living Choice Flagstaff Hill
South Australia's first integrated golf course and retirement community. Stage 1 (42 villas and The Range with 17 apartments) is complete, and Stage 2 (The Summit and The Fairway) with a new golf clubhouse and wellness facilities is now open. The village features a wellness centre, indoor heated pool, cinema, restaurant and bar, and other resident amenities.
Employment
The exceptional employment performance in Flagstaff Hill places it among Australia's strongest labour markets
Flagstaff Hill has a well-educated workforce with significant representation in essential services sectors. Its unemployment rate was 1.6% as of December 2025, lower than Greater Adelaide's 3.8%. Employment growth over the past year was estimated at 4.7%.
As of December 2025, 6,546 residents were employed with a workforce participation rate of 70.4%, similar to Greater Adelaide's 66.0%. A low 12.3% of residents worked from home, potentially influenced by Covid-19 lockdowns. Employment is concentrated in health care & social assistance (1.3 times the regional average), education & training, and retail trade. Manufacturing employs only 5.8% of local workers, below Greater Adelaide's 7.0%.
The predominantly residential area may offer limited employment opportunities locally. In the 12 months prior, employment increased by 4.7% while labour force grew by 4.5%, reducing unemployment by 0.1 percentage points. By comparison, Greater Adelaide saw employment growth of 4.2%, labour force growth of 3.9%, and a reduction in unemployment of 0.3 percentage points. National employment forecasts from May-25 project national employment growth at 6.6% over five years and 13.7% over ten years, with varying rates across industry sectors. Applying these projections to Flagstaff Hill's employment mix suggests local employment should increase by 6.8% over five years and 14.1% over ten years.
Frequently Asked Questions - Employment
Income
Income analysis reveals strong economic positioning, with the area outperforming 60% of locations assessed nationally by AreaSearch
According to AreaSearch's aggregation of the latest postcode level ATO data released for financial year ended June 2023, Flagstaff Hill SA2 had a median income among taxpayers of $55,688 and an average level standing at $64,667. This is below the national average and compares to levels of $54,808 and $66,852 across Greater Adelaide respectively. Based on Wage Price Index growth of 10.17% from financial year ended June 2023 to March 2026, current estimates would be approximately $61,351 (median) and $71,244 (average). Census data reveals household, family and personal incomes in Flagstaff Hill cluster around the 62nd percentile nationally. Income analysis reveals that 36.5% of residents (4,152 people) fall into the $1,500 - 2,999 income bracket, reflecting patterns seen in the region where 31.8% similarly occupy this range. After housing costs, residents retain 88.2% of their income, indicating strong purchasing power and the area's SEIFA income ranking places it in the 7th decile.
Frequently Asked Questions - Income
Housing
Flagstaff Hill is characterized by a predominantly suburban housing profile, with above-average rates of outright home ownership
Flagstaff Hill's dwelling structures, as per the latest Census, consisted of 95.2% houses and 4.8% other dwellings. In comparison, Adelaide metro had 75.2% houses and 24.9% other dwellings. Home ownership in Flagstaff Hill stood at 38.8%, with mortgaged dwellings at 49.3% and rented ones at 11.9%. The median monthly mortgage repayment was $1,733, higher than Adelaide metro's $1,562 but lower than the national average of $1,863. The median weekly rent in Flagstaff Hill was $375, similar to the national figure of $375 but higher than Adelaide metro's $320.
Frequently Asked Questions - Housing
Household Composition
Flagstaff Hill features high concentrations of family households, with a higher-than-average median household size
Family households account for 81.8% of all households, including 39.2% couples with children, 33.0% couples without children, and 8.9% single parent families. Non-family households constitute the remaining 18.2%, with lone person households at 16.1% and group households comprising 2.1%. The median household size is 2.7 people, larger than the Greater Adelaide average of 2.5.
Frequently Asked Questions - Households
Local Schools & Education
The educational profile of Flagstaff Hill exceeds national averages, with above-average qualification levels and academic performance metrics
Flagstaff Hill's residents aged 15+ have a higher educational attainment than broader benchmarks; 30.5% hold university qualifications compared to 18.9%. The area has a significant educational advantage with bachelor degrees being the most prevalent (20.4%), followed by postgraduate qualifications (6.7%) and graduate diplomas (3.4%). Vocational credentials are also prominent, with 35.0% of residents holding them; advanced diplomas account for 12.0%, while certificates make up 23.0%. Educational participation is notably high at 27.6%; this includes primary education (9.5%), secondary education (7.1%), and tertiary education (6.2%).
Educational participation is notably high, with 27.6% of residents currently enrolled in formal education. This includes 9.5% in primary education, 7.1% in secondary education, and 6.2% pursuing tertiary education.
Frequently Asked Questions - Education
Schools Detail
Nearby Services & Amenities
Transport
Transport servicing is moderate compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility
Public transport analysis shows 44 active transport stops in Flagstaff Hill, comprising various bus routes. These stops are served by 33 individual routes, collectively offering 1,460 weekly passenger trips. Transport accessibility is rated good, with residents typically located 325 meters from the nearest stop. In this primarily residential area, most commuters travel outward. Cars remain the dominant mode of transport at 89%. Average vehicle ownership per dwelling is 1.8, above the regional average.
According to the 2021 Census, a relatively low 12.3% of residents work from home, which may reflect COVID-19 conditions. Service frequency averages 208 trips per day across all routes, equating to approximately 33 weekly trips per individual stop.
Frequently Asked Questions - Transport
Transport Stops Detail
Health
The level of general health in Flagstaff Hill is notably higher than the national average with both young and old age cohorts seeing low prevalence of common health conditions
Flagstaff Hill shows superior health outcomes as per AreaSearch's evaluation of mortality rates and chronic condition prevalence.
Both younger and older age groups exhibit low prevalence of common health issues. Private health cover is relatively low at approximately 51% of the total population (~5,825 people). The most prevalent medical conditions are arthritis (7.8%) and mental health issues (7.7%). Around 69.2% of residents claim to be free from medical ailments compared to Greater Adelaide's 67.9%. Under-65s have better than average health outcomes. The area has a higher proportion of seniors aged 65 and over at 21.5% (2,443 people) compared to Greater Adelaide's 19.2%. Health outcomes among seniors are particularly strong, ranking even higher nationally than the general population.
Frequently Asked Questions - Health
Cultural Diversity
The level of cultural diversity witnessed in Flagstaff Hill was found to be slightly above average when compared nationally for a number of language and cultural background related metrics
Flagstaff Hill, surveyed in 2016, had a higher cultural diversity than most local areas. 14.4% of its residents spoke languages other than English at home, while 28.6% were born overseas. Christianity was the predominant religion, practiced by 42.7%.
Notably, Judaism was slightly overrepresented at 0.2%, compared to Greater Adelaide's 0.1%. In terms of ancestry, the top three groups were English (32.4%), Australian (23.8%), and Other (7.4%). Some ethnic groups showed notable variations: Welsh at 0.9% (regional average 0.6%), Polish at 1.2% (1.0%), and German at 5.8% (5.1%).
Frequently Asked Questions - Diversity
Age
Flagstaff Hill's median age exceeds the national pattern
Flagstaff Hill has a median age of 42, which is slightly higher than Greater Adelaide's figure of 39 and significantly higher than the national average of 38. The 75-84 age group comprises 8.5% of Flagstaff Hill's population, compared to Greater Adelaide's percentage, while the 25-34 cohort makes up only 10.1%. According to the 2021 Census, the proportion of people aged 75 to 84 has increased from 5.7% to 8.5%, whereas the 45 to 54 age group has decreased from 14.0% to 12.7% and the 65 to 74 age group has fallen from 12.3% to 11.1%. By 2041, demographic projections indicate significant changes in Flagstaff Hill's age profile. The 85+ age group is expected to grow by 156%, reaching 538 people from its current number of 210. Meanwhile, the 65-74 age range is projected to decrease by 6%.