Allenby Gardens (SA)

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According to evaluations of ABS demographic releases for the wider region, alongside address verifications completed by Districts since the Census, the suburb of Allenby Gardens has an estimated population of 2,152 as of May 2026. This represents a gain of 107 residents (5.2%) compared to the 2,045 individuals recorded in the 2021 Census. This adjustment is derived from an estimated resident population of 2,150 calculated by Districts using the ABS demographic data release from June 2025, combined with 16 validated new addresses established post-Census. Such a population count results in a density of 2,592 persons per square kilometer, placing the locality in the top quartile of Australian regions analyzed by Districts. The post-Census expansion rate of 5.2% in the suburb of Allenby Gardens is within 2.3 percentage points of the state average (7.5%), showing competitive local growth. The primary catalyst for this demographic growth was overseas migration, which accounted for approximately 91.0% of the total population gains in recent times.

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Based on Districts compilations of regional statistics, Allenby Gardens features a highly educated workforce with a strong presence in essential services, an unemployment rate of only 2.3%, and an estimated annual employment expansion of 6.7%. In March 2026, the employed resident count reached 1,293, while the unemployment rate remained 1.5 percentage points lower than the 3.8% recorded across Greater Adelaide. Furthermore, the labor force participation rate of 72.5% is significantly higher than the metropolitan benchmark of 66.6%. According to Census responses, a minor share of 10.6% of the workforce worked from home, though this figure was likely influenced by temporary pandemic restrictions.

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According to the latest postcode-level taxpayer statistics released by the ATO for the financial year 2023, taxpayers in the suburb of Allenby Gardens recorded a median income of $53,168 and an average income of $62,204. These figures sit below the national averages, and compare to a median of $54,808 and an average of $66,852 for Greater Adelaide. Accounting for a 10.17% increase in the Wage Price Index since the financial year 2023, estimated incomes as of March 2026 would be approximately $58,575 for the median and $68,530 for the average. In the 2021 Census, household, family, and individual incomes in Allenby Gardens all ranked moderately, placing in the 48th and 48th percentiles. The data shows that the weekly income range of $1,500 - 2,999 is the most common, accounting for 32.7% of residents ( people), which aligns closely with the regional trend of in this category. Residents retain of their income for non-housing costs, and the SEIFA index for income places the area in the th decile.

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The housing stock in Allenby Gardens at the time of the latest Census was comprised of 74.5% detached houses and 25.5% alternative dwellings (such as semi-detached homes, apartments, or other structures), compared to 75.2% detached houses and 24.9% alternative dwellings across metropolitan Adelaide. Home ownership was notably higher than the metropolitan average at 38.6%, with mortgaged properties accounting for 36.7% and rented homes making up 24.7%. The median monthly mortgage payment of $1,810 was significantly higher than the metropolitan average of $1,562, while the median weekly rent was $323, slightly above the Adelaide average of $320. On a national level, mortgage repayments in Allenby Gardens are below the Australian average of $1,863, and rent prices remain considerably lower than the national figure of $375.

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Families make up 69.9% of all households, consisting of couples with children at 33.5%, couples without children at 27.1%, and single parent households at 8.2%. Non-family households represent the remaining 30.1% of the total, with single person households accounting for 27.6% and group housing comprising 3.0%. The median household size of 2.5 residents is identical to the average across Greater Adelaide.

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The proportion of residents aged 15 and over with a university degree in Allenby Gardens stands at 30.6%, which is slightly higher than the state average of 25.7% and suggests solid educational outcomes in a broader context. Bachelor degrees are the most common higher qualification at 22.0%, followed by postgraduate degrees at 5.9% and graduate diplomas at 2.7%. Vocational and technical training is also highly represented, with 29.9% of residents aged 15 and over holding qualification credentials, including advanced diplomas at 9.4% and certificates at 20.5%.

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An analysis of public transport options shows 6 active passenger stops within Allenby Gardens, consisting of bus services. These stops are served by 11 separate bus routes, which combined provide 1,242 passenger journeys every week. Transport access is classified as good, with residents living an average of 236 meters from their nearest stop. Given the residential nature of the area, most workers commute out of the suburb, with private cars remaining the primary transport method at 86%, while 2% of commuters travel by bicycle. Motor vehicle ownership stands at an average of 1.4 cars per household. A comparatively low proportion of 10.6% of workers worked from home, according to the 2021 Census, which may reflect pandemic-era conditions.

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An assessment of health indicators reveals strong overall outcomes in Allenby Gardens, according to Districts analyses of mortality and chronic illness rates. The incidence of common medical conditions is low within the general community and aligns with national averages for older, higher-risk brackets, while the rate of private health insurance is relatively low, covering approximately 52% of the population (~1,110 people).

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Allenby Gardens displays higher levels of cultural diversity than most comparable markets, with 27.1% of residents born outside Australia and 31.3% speaking a language other than English at home. Christianity is the dominant religion, practiced by 56.3% of the local population. The most distinct variance from broader trends is in the Other category, which accounts for 3.8% of the population compared to 1.8% across Greater Adelaide.

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The median age in Allenby Gardens is 40 years, which matches the Greater Adelaide average of 39 and is slightly older than the Australian median of 38 years. The 65 - 74 age bracket is highly represented at 11.8% compared to the wider metropolitan area, while the 5 - 14 cohort is less common at 10.1%. Post-2021 Census estimates indicate that the 35 to 44 age cohort has expanded from 12.5% to 14.5% of the population, whereas the 45 to 54 cohort decreased from 14.3% to 12.1%. Future population projections for 2041 suggest significant demographic shifts in Allenby Gardens, led by a 73% growth (89 people) in the to age group, which is expected to rise from to .

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Allenby Gardens currently has an estimated 114 children under 5 years old, comprising approximately 63 children aged 0-2 and 41 children aged 3-4. This cohort grew by an estimated 14% since the previous census. while population forecasts indicate future growth, with an anticipated increase of 16% by 2041 (to approximately 132 children). Meanwhile the 5-12 cohort currently amounts to 145. While growth has been positive birth rates observed in the area have been moderate, with approximately 10.3 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area within the middle tier nationally. This rate has slowed down slightly in recent years however.