Windsor Gardens (SA)

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According to investigations of ABS demographic releases for the wider region, combined with post-Census address audits by Districts, the suburb of Windsor Gardens has a population projected at approximately 5,854 in May 2026. This represents a minor rise of 27 individuals (0.5%) relative to the 2021 Census, which documented a population of 5,827 residents. The revision is calculated from a base resident count of 5,851, determined by Districts via analysing the latest ABS ERP release (June 2025), coupled with 22 validated new addresses identified after the Census. This population level yields a density of 2,323 persons per square kilometer, exceeding the typical figure recorded across Australian locations analysed by Districts. In recent times, the primary demographic driver was net overseas migration, which accounted for approximately 74.0% of the overall population growth.

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Based on statistical area data compiled by Districts, Windsor Gardens has a highly qualified workforce, a strong concentration of employment in essential services, and an unemployment rate of just 3.2%. As of March 2026, there are 3,204 working residents, representing an unemployment rate 0.7% below the Greater Adelaide benchmark of 3.8%, while labour force participation is highly consistent with the Greater Adelaide level of 66.6%. Census records show a modest 10.5% of workers worked from home, though this figure should be interpreted alongside pandemic lockdown conditions.

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According to the most recent postcode ATO statistics compiled by Districts for financial year 2023, Windsor Gardens has a median taxpayer income of $51,558 and a mean taxpayer income of $58,095. This is lower than the national benchmark and contrasts with a median of $54,808 and mean of $66,852 across Greater Adelaide. Adjusting for a Wage Price Index increase of 10.17% since financial year 2023, estimated figures for March 2026 stand at roughly $56,801 for the median and $64,003 for the average. Census data indicates that household, family, and individual incomes in Windsor Gardens are relatively modest, positioning the suburb between the 41st and 44th national percentiles. The weekly income band of $1,500 - 2,999 is the most common, accounting for 36.1% of residents (2,113 people), which is similar to the wider region where fall into this band. Affordability pressures are significant, leaving residents with only of their income, which ranks in the nd percentile, while the SEIFA income measure places the suburb in the th decile.

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The mix of housing in Windsor Gardens at the time of the latest Census consisted of 78.5% separate houses and 21.4% other formats, including semi-detached homes, units, and alternative dwellings, compared to 75.2% houses and 24.9% other formats across the Adelaide metropolitan region. The home ownership rate in Windsor Gardens was lower than the metropolitan average at 27.8%, with the remaining properties being mortgaged (36.7%) or occupied by tenants (35.5%). The median monthly home loan payment was higher than the Adelaide metropolitan average at $1,600, while the median weekly rent was identical at $320, compared to metropolitan benchmarks of $1,562 and $320. Compared to national figures, monthly mortgage repayments in Windsor Gardens are notably lower than the Australian median of $1,863, and weekly rents are much lower than the national median of $375.

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Families make up the majority of households at 66.9%, consisting of couples with children at 29.4%, couples without children at 24.7%, and single parent families at 11.5%. The remaining 33.1% are non-family households, which are comprised of lone persons at 27.8% and group households at 5.3%. The median household size is 2.5 residents, which is identical to the Greater Adelaide average.

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The proportion of residents with tertiary qualifications in Windsor Gardens is higher than the wider regional and state averages, with 37.9% of inhabitants aged 15+ holding a university degree, compared to 19.8% in the SA4 region and 25.7% across SA. This high level of education positions the local population well for professional and knowledge-based roles. Bachelor degrees are the most common qualification at 23.4%, followed by postgraduate degrees at 11.5% and graduate diplomas at 3.0%. Additionally, vocational qualifications are common, with 29.2% of residents aged 15+ holding technical credentials, consisting of advanced diplomas at 11.1% and certificates at 18.1%.

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An analysis of public transport options reveals 47 bus stops situated within the boundaries of Windsor Gardens. These stops are served by 17 different routes, which together provide 1,788 passenger services each week. Access to transport is highly rated, with residents living an average of 152 meters from their nearest stop. Given the suburban residential character, the majority of working residents commute to other areas, with private vehicles remaining the primary transport mode at 80% and bus travel used by 16%. Households own an average of 1.3 cars. Working from home is relatively uncommon at 10.5% of residents, as recorded during the 2021 Census, which may have been influenced by pandemic conditions.

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Health indicators show generally favorable outcomes for the population of Windsor Gardens, with analysis of mortality and health conditions by Districts reflecting results in line with national patterns and typical levels of common medical conditions across both younger and older cohorts. Private health insurance membership is relatively low, held by approximately 50% of the population (~2,926 people), compared to 52.7% in Greater Adelaide and a national average of 55.7%.

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Windsor Gardens displays a high level of cultural diversity, with 40.7% of its residents born outside of Australia and 38.6% speaking a language other than English in their homes. Christianity is the primary religion, followed by 40.2% of the population. The most distinct religious variance is in the Other category, which accounts for 5.4% of residents in the suburb compared to 1.8% across the Greater Adelaide area.

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The median age of 36 years in Windsor Gardens is slightly lower than the Greater Adelaide median of 39 and the national median of 38. Compared to the wider Greater Adelaide region, the suburb features a larger proportion of residents aged 35 - 44 (17.9%) but a smaller share of residents aged 55 - 64 (9.3%). Between the 2021 Census and the current estimates, the 35 to 44 age bracket increased from 16.9% to 17.9% of the population, while the 0 to 4 age group decreased from 6.6% to 5.6%. By 2041, demographic projections suggest the age profile will shift, with the 45 to 54 cohort expanding by (adding people to go from to ), while the to cohort is expected to grow by a modest , adding children.

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Windsor Gardens currently has an estimated 327 children under 5 years old, comprising approximately 214 children aged 0-2 and 142 children aged 3-4. This cohort declined by an estimated 15% since the previous census. though population forecasts indicate future growth, with an anticipated increase of 3% by 2041 (to approximately 338 children). Meanwhile the 5-12 cohort currently amounts to 552. Birth rates in the area have averaged 13.3 per 1,000 residents over the latest two-year period, a high rate (among the top 20% of areas assessed nationally). This rate has slowed down slightly in recent years however.