Osborne (SA)

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Osborne (SA) has an estimated population of 1,981 as of May 2026, according to analysis of ABS population revisions for the surrounding region combined with new address validations by Districts since the Census. This represents an addition of 30 people (1.5%) compared to the 2021 Census, which registered 1,951 individuals. The adjustment is derived from a resident count of 1,980, calculated by Districts using the ABS ERP release from June 2025 alongside 5 validated new addresses since the Census. This population level results in a density of 1,395 persons per square kilometer, exceeding the typical figure for locations analyzed nationally by Districts. Growth locally was mostly fueled by overseas arrivals, accounting for roughly 47.0% of the net gains, though all factors, including interstate arrivals and natural growth, registered positive results.

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The local workforce is evenly divided between white-collar and blue-collar roles, with a strong presence in essential services, a jobless rate of 7.0%, and a 7.5% estimated rise in employment over the last year, compiled from statistical area data by Districts. In March 2026, employed residents numbered 955, while the unemployment rate was 3.2% higher than the Greater Adelaide level of 3.8%, showing room for improvement; workforce participation was also lower (61.6% compared to 66.6% in Greater Adelaide). Census data indicates that a low 8.3% of workers worked from home, though this may have been influenced by COVID-19 lock-downs.

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According to the latest ATO postcode statistics for the 2023 financial year, local incomes are below national levels, with a median of $48,449 and an average of $56,715. This compares to a median of $54,808 and an average of $66,852 across Greater Adelaide. Adjusting for Wage Price Index growth of 10.17% since the 2023 financial year yields estimated figures of approximately $53,376 (median) and $62,483 (average) as of March 2026. Data from the 2021 Census places household, family, and individual incomes in the suburb between the 19th and 22nd percentiles nationally. The largest earnings group is the $1,500 - 2,999 category, accounting for 32.3% of residents (639 people), similar to the metropolitan average of . Affordability pressures are high, with only of income remaining after housing costs, placing the area in the st percentile.

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At the time of the latest Census, the housing stock consisted of 84.7% separate houses and 15.2% other housing types, such as semi-detached homes, apartments, and alternative dwellings, compared to 75.2% houses and 24.9% other dwellings across the Adelaide metro area. Home ownership rates lagged the metro average at 27.3%, with the remaining properties being mortgaged (40.3%) or rented (32.3%). The median monthly mortgage payment was below the metro average at $1,468, and the median weekly rent was $300, compared to metropolitan averages of $1,562 and $320. Nationally, local mortgage payments are well below the Australian average of $1,863, and weekly rents are also much lower than the national figure of $375.

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Families make up the majority of households at 67.0%, which is composed of 23.5% couples with children, 23.5% couples without children, and 17.9% single-parent households. Non-family living arrangements account for the remaining 33.0%, with lone-person households at 29.7% and group homes at 3.4%. The median household size of 2.3 people is slightly below the Greater Adelaide average of 2.5.

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Educational attainment levels present challenges, as the university qualification rate of 13.3% is well below the national average of 30.4%. Bachelor degrees are the most common higher qualification at 9.6%, followed by postgraduate degrees (2.0%) and graduate diplomas (1.7%). Vocational and technical training is common, with 39.2% of residents aged 15+ holding a vocational qualification, including advanced diplomas (8.3%) and certificates (30.9%).

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Analysis of transit options shows 13 active public transport stops in the area, offering a combination of train and bus services. These stops are served by 10 different routes, which provide a total of 491 passenger trips weekly. Transit access is excellent, with residents living an average of 165 meters from their nearest stop. Because the area is mostly residential, most workers commute out, with private vehicles remaining the primary choice at 90%, and 5% using the train. Vehicle ownership stands at 1.2 cars per household, below the regional average. A relatively low 8.3% of workers work from home, based on 2021 Census data which may reflect pandemic-era conditions.

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Significant health issues are present locally based on Districts assessments of mortality rates and chronic illness, affecting both younger and older cohorts, while private health insurance coverage is low at approximately 49% of the population (~979 people). This compares to 52.7% across Greater Adelaide and a national average of 55.7%.

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Cultural diversity is below the national average, with 82.9% of residents born in Australia, 91.6% holding citizenship, and 92.0% speaking only English at home. Christianity is the main religion, practiced by 42.5% of the population. The most distinct religious overrepresentation is Islam, which accounts for 1.5% of residents, compared to 3.0% across Greater Adelaide.

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The median age of 41 years is slightly older than the Greater Adelaide average of 39 and the national median of 38 years. The population has a high concentration of 35 - 44 year-olds (15.4%), while the 25 - 34 age bracket is smaller (12.4%) than the metropolitan average. Since 2021, the 75 to 84 cohort has increased from 6.4% to 7.9% of the population, and the 15 to 24 group rose from 10.0% to 11.3%. Conversely, the 55 to 64 group decreased from 13.9% to 12.6%. Looking to 2041, projections indicate the to cohort will grow by people (), rising from to while the to group will increase by ( people).

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Osborne currently has an estimated 114 children under 5 years old, comprising approximately 57 children aged 0-2 and 38 children aged 3-4. This cohort declined by an estimated 4% since the previous census. though population forecasts indicate future growth, with an anticipated increase of 4% by 2041 (to approximately 118 children). Meanwhile the 5-12 cohort currently amounts to 149. Birth rates in the area have averaged 9.5 per 1,000 residents over the latest two-year period, a moderate rate (within the middle tier nationally).