Glenelg South (SA)

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Based on demographic evaluations of ABS records for the surrounding region, combined with fresh addresses verified by Districts since the Census, the resident count for the suburb of Glenelg South is projected to be 2,228 as of May 2026. This represents a growth of 44 people (2.0%) from the 2021 Census, which documented a population of 2,184 people. The calculation is derived from a resident estimate of 2,226 determined by Districts following analysis of the latest ABS ERP release (June 2025) and an additional 2 validated new addresses after the Census date. This population level translates to a density of 3,325 persons per square kilometer, which is in the top quartile of all Australian locations evaluated by Districts. The population increase in this locality was primarily supported by international migration, which acted as essentially the sole contributor to population gains over the recent period.

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The suburb of Glenelg South has a highly educated workforce with a strong presence in essential services, an unemployment rate of only 2.4%, and an estimated employment growth of 4.8% over the past year, according to Districts regional data aggregation. In March 2026, 1,239 residents were employed, with the local unemployment rate sitting 1.5% below the Greater Adelaide rate of 3.8%, while participation in the labour force is somewhat low at 62.3% compared to 66.6% across Greater Adelaide. Census records show that a moderate 16.6% of residents worked from home, although this may have been influenced by COVID-19 restrictions.

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The most recent postcode-level ATO data from Districts for financial year 2023 demonstrates that incomes in the suburb of Glenelg South are significantly above the national average, with a median of $55,336 and an average of $78,039. This is higher than the Greater Adelaide median of $54,808 and average of $66,852. Factoring in Wage Price Index growth of 10.17% since financial year 2023, current projections estimate these figures at approximately $60,964 for the median and $85,976 for the average as of March 2026. The 2021 Census shows personal incomes sitting at the 65th percentile ($889 weekly), while household incomes are at the 39th percentile. The largest income bracket contains 29.7% of residents (661 residents) earning $1,500 - weekly, which is similar to the broader metropolitan region where fall into this range. Housing affordability is a significant concern, with only of income remaining after housing costs, placing the area in the th percentile, while the SEIFA index ranks local incomes in the th decile.

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At the time of the latest Census, the housing mix in the suburb of Glenelg South consisted of 38.5% standalone houses and 61.5% other dwellings such as semi-detached properties and apartments, differing from the Adelaide metro split of 75.2% houses and 24.9% other dwellings. The rate of outright home ownership was high at 37.3%, outperforming the Adelaide metro average, with the remaining properties occupied by residents with a mortgage (24.3%) or tenants (38.5%). The median monthly mortgage payment was higher than the Adelaide metro median at $2,000, while the median weekly rent was recorded at $340, compared to metro averages of $1,562 and $320 respectively. Globally, mortgage costs in the suburb of Glenelg South exceed the Australian median of $1,863, whereas weekly rents are below the national median of $375.

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Families make up 56.3% of all households in the suburb of Glenelg South, consisting of 18.5% couples with children, 30.2% couples without children, and 6.7% single parent households. Non-family households represent the remaining 43.7% of the total, with single person households accounting for 39.9% and group households representing 3.8%. The median household size of 2.0 people is below the Greater Adelaide average of 2.5.

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Educational profiles in the suburb of Glenelg South are notably higher than broader benchmarks, with 38.0% of residents aged 15+ holding a university degree, compared to 25.7% across SA and 28.1% within the SA4 region. This education gap supports local participation in knowledge-intensive fields. Bachelor degrees are the most common higher qualification at 26.0%, followed by postgraduate degrees at 8.1% and graduate diplomas at 3.9%. Vocational and technical training is also common, with 29.4% of residents aged 15+ holding qualifications in these areas, consisting of advanced diplomas at 13.0% and certificates at 16.4%.

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Public transport data shows 9 active transport stops in the suburb of Glenelg South, consisting of bus services. These stops are served by 11 separate routes, providing a total of 558 passenger trips per week. Transport access is classified as excellent, with residents living an average of 178 meters from their nearest stop. Since the area is mostly residential, many residents travel outside the suburb for work, with private cars remaining the primary travel mode at 82%, and 6% of residents walking. Vehicle ownership averages 1.0 per household, which is below the regional average. Around 16.6% of residents worked from home according to the 2021 Census, which may have been influenced by COVID-19 pandemic restrictions.

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The suburb of Glenelg South displays strong health profiles according to Districts evaluations of mortality statistics and chronic disease frequency, with common conditions showing low rates among the general population but tracking above national benchmarks for older, vulnerable demographics, while private health insurance coverage is high at roughly 58% of the population (~1,288 people) compared to 52.7% across Greater Adelaide.

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The suburb of Glenelg South has above average cultural diversity, with 10.6% of residents speaking a non-English language at home and 24.4% born outside Australia. Christianity is the primary religion, representing 48.3% of the community. The most distinct variance is in the Other category, which represents 1.1% of the population, compared to 1.8% across Greater Adelaide.

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The median age of 52 years in the suburb of Glenelg South is considerably higher than the Greater Adelaide median of 39 and the national median of 38. The age distribution shows a high proportion of people aged 75 - 84 (12.5%), while the 5 - 14 demographic is smaller (6.5%) than in Greater Adelaide. The concentration of residents aged 75 - 84 is well above the national benchmark of 6.1%. Post-2021 Census data shows the 75 to 84 cohort grew from 10.0% to 12.5% of the population, and the 25 to 34 age bracket rose from 11.0% to 12.2%, while the to group fell from to . Future demographic modeling suggests the age profile of the suburb of Glenelg South will change by . The + cohort is projected to double, adding people () to rise from to . Older residents aged + will account for of the overall population growth, highlighting local aging trends, while the to group is expected to increase by a modest ( people).

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Glenelg South currently has an estimated 57 children under 5 years old, comprising approximately 43 children aged 0-2 and 28 children aged 3-4. This cohort grew by an estimated 6% since the previous census. while population forecasts indicate future growth, with an anticipated increase of 4% by 2041 (to approximately 59 children). Meanwhile the 5-12 cohort currently amounts to 139. While growth has been positive birth rates observed in the area have been low, with approximately 6.9 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area among the bottom 20% of areas assessed nationally. This rate has slowed down slightly in recent years however.