Glenside

Population growth drivers in Glenside are strong compared to national averages based on AreaSearch's ranking of recent, and medium to long-term trends

As of Feb 2026, the estimated population of the suburb of Glenside is around 3,618, reflecting a growth of 766 people since the 2021 Census. The population in 2021 was reported as 2,852 people. This increase was inferred from AreaSearch's estimate of 3,610 residents following their examination of the latest ERP data release by the ABS (June 2024), along with an additional 358 validated new addresses since the Census date. The population density ratio is 3,230 persons per square kilometer, placing Glenside in the upper quartile relative to other locations assessed by AreaSearch. Glenside's growth rate of 26.9% since the 2021 census exceeded both the SA3 area (4.9%) and the state average. Overseas migration was the primary driver of population gains during recent periods.

For projections, 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 are adopted with adjustments made using a method of weighted aggregation of population growth from LGA to SA2 levels. Considering these projections, an above median population growth is expected for the suburb of Glenside, with an anticipated increase of 422 persons by 2041, reflecting a decrease of 5.9% over the 17 years.

AreaSearch assessment of residential development activity positions Glenside among the top 25% of areas assessed nationwide

Based on AreaSearch analysis of ABS building approval numbers, allocated from statistical area data, Glenside saw around 164 new homes approved annually over the past five financial years ending FY25. This totals an estimated 822 homes. So far in FY26, recorded approvals stand at 22. Over these five years, an average of 0.2 new residents per year was associated with each dwelling constructed.

New supply has kept pace with or exceeded demand, offering ample buyer choice and creating capacity for population growth beyond current forecasts. Average construction value of new homes was $594,000, indicating developers targeted the premium market segment with higher-end properties. In FY26, $60.3 million in commercial approvals have been registered, showing strong commercial development momentum. Compared to Greater Adelaide, Glenside has 848.0% more building activity per person as of FY25. Recent construction comprised 13.0% detached dwellings and 87.0% townhouses or apartments, reflecting a shift towards higher-density living to create more affordable entry points for downsizers, investors, and first-home buyers. This is a considerable change from the current housing mix, which is 29.0% houses. Glenside reflects a developing area with around 13 people per approval as of FY25.

With population expected to remain stable or decline, reduced pressure on housing is anticipated, potentially creating opportunities for buyers.

Glenside has limited levels of nearby infrastructure activity, ranking in the 15thth percentile nationally

Changes to local infrastructure significantly influence an area's performance. AreaSearch has identified two projects likely impacting the area: Glenside Development and Burnside Village Expansion. Other notable projects include 274-275 North Terrace Development Site and Porter St, Parkside. The following details those most relevant.

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Employment performance in Glenside exceeds national averages across key labour market indicators

Glenside has a highly educated workforce with strong representation in professional services. Its unemployment rate is 3.1%, lower than Greater Adelaide's 3.9%. Over the past year, employment grew by an estimated 3.1% based on AreaSearch data aggregation.

As of September 2025, 1,428 residents are employed with a 0.9% lower unemployment rate compared to Greater Adelaide. Workforce participation in Glenside is significantly lower at 47.7%, compared to Greater Adelaide's 66.4%. According to Census responses, 16.6% of residents work from home, potentially impacted by Covid-19 lockdowns. Employment is concentrated in health care & social assistance, professional & technical services, and education & training.

Glenside has a particularly strong specialization in professional & technical jobs, with an employment share 1.8 times the regional level. Conversely, construction employs only 4.2% of local workers, lower than Greater Adelaide's 8.7%. The area hosts more jobs than residents, with 2.1 workers per resident, functioning as an employment hub attracting workers from surrounding areas. Over a 12-month period ending in September 2025, employment increased by 3.1% while the labour force grew by 3.3%, causing unemployment to rise by 0.2 percentage points. In contrast, Greater Adelaide saw employment and labour force growth of 3.0% each, with a decrease in unemployment by 0.1 percentage points. National employment forecasts from Jobs and Skills Australia, released in May-25, project national employment growth of 6.6% over five years and 13.7% over ten years. Applying these projections to Glenside's employment mix suggests local employment should increase by 7.2% over five years and 14.8% over ten years, based on a simple weighting extrapolation for illustrative purposes.

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

The suburb of Glenside has an above average national income level, according to AreaSearch data from the ATO for financial year 2023. The median income among taxpayers in Glenside is $45,505, and the average income stands at $74,531. In comparison, Greater Adelaide's figures are $54,808 and $66,852 respectively. By September 2025, based on an 8.8% Wage Price Index growth since financial year 2023, estimated incomes would be approximately $49,509 (median) and $81,090 (average). According to the 2021 Census, Glenside's household, family, and personal incomes rank modestly, between the 25th and 40th percentiles. Income analysis shows that the largest segment in Glenside comprises 30.1% earning $1,500 - $2,999 weekly (1,089 residents), which is consistent with broader trends across the metropolitan region at 31.8%. Housing affordability pressures are severe in Glenside, with only 83.2% of income remaining, ranking at the 24th percentile. The area's SEIFA income ranking places it in the 7th decile.

Glenside displays a diverse mix of dwelling types, with above-average rates of outright home ownership

Glenside's dwelling structure, as per the latest Census, consisted of 29.3% houses and 70.6% other dwellings (semi-detached, apartments, 'other' dwellings). In comparison, Adelaide metro had 75.2% houses and 24.9% other dwellings. Home ownership in Glenside stood at 37.1%, with mortgaged dwellings at 24.1% and rented ones at 38.8%. The median monthly mortgage repayment was $1,842, higher than Adelaide metro's average of $1,562. Median weekly rent in Glenside was $326, compared to Adelaide metro's $320. Nationally, Glenside's mortgage repayments were lower ($1,842 vs $1,863), while rents were substantially below the national figure of $375.

Glenside features high concentrations of lone person households, with a lower-than-average median household size

Family households account for 54.1% of all households, including 22.8% couples with children, 23.5% couples without children, and 6.5% single parent families. Non-family households constitute the remaining 45.9%, with lone person households at 43.3% and group households comprising 2.8%. The median household size is 2.1 people, which is smaller than the Greater Adelaide average of 2.5.

Educational achievement in Glenside places it within the top 10% nationally, reflecting strong academic performance and high qualification levels across the community

Glenside's educational attainment exceeds broader benchmarks. Among residents aged 15+, 48.9% hold university qualifications, compared to 25.7% in South Australia (SA) and 28.9% in Greater Adelaide. Bachelor degrees are the most common at 30.1%, followed by postgraduate qualifications (14.5%) and graduate diplomas (4.3%). Vocational pathways account for 21.0% of qualifications among those aged 15+, with advanced diplomas at 9.8% and certificates at 11.2%.

Educational participation is high, with 29.0% of residents currently enrolled in formal education. This includes 8.9% in primary education, 8.1% in tertiary education, and 7.0% pursuing secondary education.

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

Glenside has seven operational public transport stops, all serving buses. These stops are covered by fourteen different routes, offering a total of 698 weekly passenger trips combined. The area's transport accessibility is deemed good, with residents generally living within 240 meters of the nearest stop. Primarily residential, Glenside sees most commuters traveling outward. Cars remain the prevalent mode of transport at 77%, while buses account for 13% and walking makes up 5%. On average, there are 0.8 vehicles per dwelling, lower than the regional norm.

According to the 2021 Census, 16.6% of residents work from home, a figure possibly influenced by COVID-19 conditions. Across all routes, an average of 99 trips is made daily, translating to roughly 99 weekly trips per individual stop.

Glenside's residents are healthier than average in comparison to broader Australia with prevalence of common health conditions quite low across both younger and older age cohorts

Health data shows Glenside residents have relatively positive health outcomes. AreaSearch's analysis found mortality rates and health conditions were broadly in line with national benchmarks.

The prevalence of common health conditions was low across both younger and older age cohorts. Private health cover was high, at approximately 56% of the total population (around 2,041 people), compared to 52.7% across Greater Adelaide. The most common medical conditions were arthritis and mental health issues, affecting 8.8 and 7.7% of residents respectively. About 69.1% of residents declared themselves completely clear of medical ailments, compared to 67.9% in Greater Adelaide. The under-65 population had better than average health outcomes. Glenside has 28.3% of residents aged 65 and over (1,023 people), higher than the 19.3% in Greater Adelaide. Health outcomes among seniors were particularly strong, with national rankings even higher than the general population.

Glenside is among the most culturally diverse areas in the country based on AreaSearch assessment of a range of language and cultural background related metrics

Glenside's population comprises 37.6% who speak a language other than English at home, with 41.3% born overseas. Christianity is the predominant religion, practiced by 40.6%. Buddhism has a higher representation in Glenside at 5.3%, compared to Greater Adelaide's 2.4%.

The top three ancestral groups are English (23.7%), Australian (16.3%) and Other (13.4%). Notably, Sri Lankan ancestry is overrepresented at 1.0% versus the regional average of 0.2%, Chinese at 12.0% compared to 3.1%, and Korean at 0.9% compared to 0.3%.

Glenside hosts a notably older demographic compared to the national average

The median age in Glenside is 43 years, which is significantly higher than Greater Adelaide's average of 39 years and Australia's national average of 38 years. Compared to Greater Adelaide, Glenside has a higher proportion of residents aged 75-84 (12.0%) but fewer residents aged 55-64 (7.8%). This concentration of residents aged 75-84 is well above the national average of 6.1%. According to the 2021 Census, the proportion of residents aged 15-24 has increased from 11.2% to 13.3%, while the proportion of residents aged 75-84 has grown from 10.4% to 12.0%. Conversely, the proportion of residents aged 65-74 has declined from 10.3% to 9.1%, and the proportion of residents aged 45-54 has dropped from 11.3% to 10.2%. Looking ahead to 2041, demographic projections indicate significant shifts in Glenside's age structure. The number of residents aged 85 and above is projected to grow by 52%, reaching 396 from 260. Notably, the combined age groups of 65 and above will account for 100% of total population growth, reflecting the area's aging demographic profile. In contrast, both the 0-4 and 45-54 age groups are projected to see reduced numbers.