Osborne (SA)

An assessment of population growth drivers in Osborne reveals an overall ranking slightly below national averages considering recent, and medium term trends

Osborne's population is estimated at around 2011 as of Feb 2026, reflecting an increase of 60 people since the 2021 Census. This increase represents a growth rate of approximately 3.1%. The latest resident population estimate by AreaSearch was 1986 in June 2024, with four additional validated addresses since the Census date contributing to this change. The population density ratio is around 1416 persons per square kilometer, higher than average across national locations assessed by AreaSearch. Overseas migration accounted for approximately 47% of overall population gains during recent periods, although all drivers including interstate migration and natural growth were positive factors.

AreaSearch adopts 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 by age category are used, released in 2023 and based on 2021 data, with adjustments made employing weighted aggregation methods from LGA to SA2 levels. Demographic trends suggest a population increase just below the median of Australian statistical areas for the suburb of Osborne (SA), with an expected growth of 201 persons by 2041, reflecting an overall increase of approximately 11.3% over the 17-year period.

Residential development activity is lower than average in Osborne according to AreaSearch's national comparison of local real estate markets

Osborne has seen approximately 3 new home approvals annually over the past five financial years, totalling around 16 homes. As of FY-26, there have been 3 approvals recorded to date. On average, 6.4 new residents arrive per year for each dwelling constructed between FY-21 and FY-25. This indicates supply is lagging demand, potentially leading to heightened buyer competition and pricing pressures.

The average construction value of new dwellings in Osborne is $479,000, suggesting a focus on the premium segment with upmarket properties. In FY-26, $7.5 million worth of commercial approvals have been registered, reflecting the area's residential character. Compared to Greater Adelaide, Osborne has significantly lower building activity, with 81.0% fewer approvals per person. This limited new supply generally supports stronger demand and values for established properties. The concentration of detached dwellings in recent development (100%) sustains Osborne's suburban identity, offering family homes suited to buyers seeking space.

Notably, developers are building more traditional houses than the current mix suggests, indicating continued strong demand for family homes despite density pressures. With around 580 people per dwelling approval, Osborne reflects a highly mature market. By 2041, Osborne is projected to grow by approximately 227 residents (AreaSearch quarterly estimate). If current development rates continue, housing supply may struggle to match population growth, potentially heightening buyer competition and supporting price increases.

Osborne has emerging levels of nearby infrastructure activity, ranking in the 29thth percentile nationally

Two projects have been identified by AreaSearch as potentially impacting the area: Fort Largs Redevelopment, scheduled for completion in 2025; and Largs Reserve Clubrooms Redevelopment, expected to finish in late 2024.

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Osborne shows employment indicators that trail behind approximately 70% of regions assessed across Australia

Osborne's workforce comprises white and blue-collar jobs with significant representation in essential services sectors. The unemployment rate was 8.2% as of a specific period, with an estimated employment growth of 4.7% over the past year. As of September 2025960 residents were employed, while the unemployment rate stood at 4.3%, higher than Greater Adelaide's 3.9%.

Workforce participation was lower in Osborne at 62.8%, compared to Greater Adelaide's 66.4%. A low 8.3% of residents worked from home, considering potential Covid-19 lockdown impacts. Key industries included health care & social assistance, manufacturing, and retail trade, with a notable concentration in transport, postal & warehousing at twice the regional average. Professional & technical services had limited presence at 5.1%, compared to the regional average of 7.3%.

Local employment opportunities appeared limited based on Census data comparing working population to resident population. Over a 12-month period, employment increased by 4.7% alongside labour force growth of 3.9%, reducing unemployment by 0.7 percentage points. In comparison, Greater Adelaide recorded lower employment and labour force growth with a smaller reduction in unemployment. Jobs and Skills Australia's national employment forecasts from May-25 suggest potential future demand within Osborne. Applying these projections to Osborne's employment mix indicates local employment should increase by 6.2% over five years and 13.1% over ten years, though these are simple weighted extrapolations for illustrative purposes and do not account for localized population projections.

Income figures position the area below 75% of locations analysed nationally by AreaSearch

AreaSearch's latest postcode level ATO data released for financial year ended June 30th 2023 indicates Osborne suburb had a median income among taxpayers of $48,449 and an average of $56,715. This is below the national average. Comparing with Greater Adelaide's median of $54,808 and average of $66,852 shows Osborne's incomes are lower. Based on Wage Price Index growth of 8.8% since June 30th 2023, estimated current incomes would be approximately $52,713 (median) and $61,706 (average) as of September 2025. According to Australian Bureau of Statistics Census data from August 2021, Osborne's household, family, and personal incomes rank between the 19th and 22nd percentiles nationally. Income brackets show that the $1,500 - $2,999 bracket dominates with 32.3% of residents (649 people), similar to metropolitan regions where this cohort also represents 31.8%. Housing affordability pressures are severe in Osborne, with only 82.5% of income remaining after housing costs, ranking at the 21st percentile nationally.

Osborne is characterized by a predominantly suburban housing profile, with a higher proportion of rental properties than the broader region

Osborne's dwelling structure, as per the latest Census, consisted of 84.7% houses and 15.2% other dwellings (semi-detached, apartments, 'other' dwellings). This compared to Adelaide metro's 75.2% houses and 24.9% other dwellings. Home ownership in Osborne was at 27.3%, with the rest being mortgaged (40.3%) or rented (32.3%). The median monthly mortgage repayment was $1,468, lower than Adelaide metro's average of $1,562. Median weekly rent in Osborne was $300, compared to Adelaide metro's $320. Nationally, Osborne's mortgage repayments were significantly lower at $1,468 versus the Australian average of $1,863, and rents were substantially below the national figure of $375.

Osborne has a typical household mix, with a lower-than-average median household size

Family households constitute 67.0% of all households, including 23.5% couples with children, 23.5% couples without children, and 17.9% single parent families. Non-family households account for the remaining 33.0%, with lone person households at 29.7% and group households comprising 3.4%. The median household size is 2.3 people, which is smaller than the Greater Adelaide average of 2.5.

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

The area's university qualification rate is 13.3%, significantly lower than Australia's average of 30.4%. Bachelor degrees are the most common at 9.6%, followed by postgraduate qualifications (2.0%) and graduate diplomas (1.7%). Vocational credentials are prevalent, with 39.2% of residents aged 15+ holding them, including advanced diplomas (8.3%) and certificates (30.9%). A total of 24.6% of the population is actively pursuing formal education, with 9.6% in primary, 6.2% in secondary, and 2.8% in tertiary education.

A substantial 24.6% of the population actively pursues formal education. This includes 9.6% in primary education, 6.2% in secondary education, and 2.8% pursuing tertiary education.

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

Public transport analysis shows 13 active stops operating within Osborne. These include a mix of train and bus services. There are 10 individual routes serving these stops, collectively providing 491 weekly passenger trips. Transport accessibility is rated excellent, with residents typically located 165 meters from the nearest stop. Most residents commute outward due to the area's primarily residential nature. Car remains the dominant mode of transport at 90%, while train usage stands at 5%.

Vehicle ownership averages 1.2 per dwelling, below the regional average. According to the 2021 Census, a relatively low 8.3% of residents work from home, which may reflect COVID-19 conditions. Service frequency averages 70 trips per day across all routes, equating to approximately 37 weekly trips per individual stop.

Health performance in Osborne is a key challenge with a range of health conditions having marked impacts on both younger and older age cohorts

Osborne faces significant health challenges, as assessed by AreaSearch through mortality rates and chronic condition prevalence. Several health conditions affect both younger and older age groups. Private health cover is relatively low at approximately 49% of Osborne's total population (~994 people), compared to 52.7% in Greater Adelaide and the national average of 55.7%.

The most prevalent medical conditions are arthritis, affecting 11.4% of residents, and asthma, impacting 10.5%. Conversely, 59.2% of residents report having no medical ailments, compared to 67.9% in Greater Adelaide. Working-age population health challenges include elevated chronic condition rates. Osborne has 20.0% of residents aged 65 and over (402 people), with senior health outcomes presenting notable challenges, broadly aligning with national rankings for the general population.

Osborne ranks below the Australian average when compared to other local markets across a number of language and cultural background related metrics

Osborne's population was found to be predominantly Australian-born, with 82.9% having been born in Australia and 91.6% being citizens. The majority of residents, 92.0%, spoke English only at home. Christianity was the dominant religion, comprising 42.5% of Osborne's population.

However, Islam was overrepresented compared to Greater Adelaide, making up 1.5% of Osborne's population versus the regional average of 3.0%. In terms of ancestry, the top three groups were English (32.8%), Australian (26.1%), and Scottish (7.1%). Notably, Polish (1.5%) was overrepresented compared to the regional figure of 1.0%, as were Welsh (0.8% vs 0.6%) and German (5.4% vs 5.1%).

Osborne's median age exceeds the national pattern

Osborne's median age is 41 years, higher than Greater Adelaide's average of 39 and slightly above the national average of 38. The age profile shows that those aged 35-44 are notably prominent at 15.4%, while the 25-34 group is smaller at 12.2% compared to Greater Adelaide. Between 2021 and now, the 15-24 age group has grown from 10.0% to 11.6%, and the 75-84 cohort has increased from 6.4% to 7.7%. Conversely, the 55-64 group has decreased from 13.9% to 12.6%, and the 5-14 group has dropped from 11.7% to 10.4%. By 2041, demographic projections indicate that the 45-54 age cohort is expected to increase significantly by 60 people (25%), growing from 241 to 302. The 0-4 cohort is projected to grow modestly by 3% (3 people).