Glenalta

An assessment of population growth drivers in Glenalta reveals an overall ranking slightly below national averages considering recent, and medium term trends

Based on analysis of ABS population updates for the broader area and new addresses validated by AreaSearch, as of May 2026, Glenalta's estimated population is around 2,078. This reflects an increase of 39 people since the 2021 Census, which reported a population of 2,039 people. The change is inferred from the resident population of 2,075, estimated by AreaSearch following examination of the latest ERP data release by the ABS in June 2025 and address validation since the Census date. This level of population equates to a density ratio of 1,746 persons per square kilometer, above the average seen across national locations assessed by AreaSearch. Population growth for Glenalta was primarily driven by overseas migration that contributed approximately 55% of overall population gains during recent periods.

All drivers including natural growth and interstate migration were positive factors. AreaSearch is adopting 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 by age category are adopted, released in 2023 and based on 2021 data, with adjustments made employing a method of weighted aggregation of population growth from LGA to SA2 levels. Moving forward with demographic trends, a population increase just below the median of statistical areas analysed by AreaSearch is expected for Glenalta, with the area expected to expand by 242 persons to 2041 based on aggregated SA2-level projections, reflecting an increase of 11.5% in total over the 16 years.

Residential development activity is lower than average in Glenalta according to AreaSearch's national comparison of local real estate markets

AreaSearch analysis of ABS building approval numbers, allocated from statistical area data, shows Glenalta has recorded approximately two residential properties granted approval each year over the past five financial years, totalling an estimated fourteen homes. So far in FY-26, one approval has been recorded. On average, 6.5 people have moved to the area per dwelling built annually between FY-21 and FY-25.

This high demand relative to new supply typically results in price growth and increased buyer competition. The average construction cost value of new properties is $557,000, indicating developers target the premium market segment with higher-end properties. Compared to Greater Adelaide, Glenalta has significantly lower building activity (60.0% below regional average per person), which usually reinforces demand and pricing for existing homes despite recent acceleration in construction levels. This level is also under the national average, suggesting the area's established nature and potential planning limitations. Recent development has consisted entirely of detached dwellings, maintaining Glenalta's traditional suburban character with a focus on family homes appealing to those seeking space.

With around 603 people per dwelling approval, Glenalta reflects a highly mature market. Future projections estimate Glenalta will add 239 residents by 2041 (from the latest AreaSearch quarterly estimate). If current construction levels persist, housing supply may lag population growth, likely intensifying buyer competition and underpinning price growth.

Glenalta has emerging levels of nearby infrastructure activity, ranking in the 20thth percentile nationally

No infrastructure projects have been identified by AreaSearch that are likely to impact the area. Key projects include Adelaide Public Transport Capacity and Access, Adelaide's Inner And Outer Ring Route Capacity Improvements, SA Water Capital Work Delivery Contracts 2024-28, and SA Housing Trust Maintenance Contracts Review and Service Program.

Professional plan users can use the search below to filter and access additional projects.

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The exceptional employment performance in Glenalta places it among Australia's strongest labour markets

Glenalta has a highly educated workforce with strong representation in professional services. Its unemployment rate is 1.0%, with an estimated employment growth of 3.7% over the past year (AreaSearch). As of December 2025, Glenalta had 1,144 residents employed, with an unemployment rate of 2.8% below Greater Adelaide's rate of 3.8%.

Workforce participation was 68.2%, slightly higher than Greater Adelaide's 66.0%. According to Census responses, 18.1% of residents worked from home, potentially influenced by Covid-19 lockdowns. Key industries include health care & social assistance, education & training, and professional & technical services, with a notable specialization in education & training (1.6 times the regional level). Retail trade showed lower representation at 6.1% compared to the regional average of 10.0%.

Employment opportunities locally may be limited as indicated by Census data on working population versus resident population. Between December 2024 and December 2025, employment levels in Glenalta increased by 3.7%, while the labour force grew by 3.3%, leading to a decrease in unemployment rate of 0.4 percentage points. In Greater Adelaide, employment rose by 4.2% over the same period, with a corresponding increase in labour force and a slight reduction in unemployment. National employment forecasts from Jobs and Skills Australia (May-25) project national growth rates of 6.6% over five years and 13.7% over ten years. Applying these projections to Glenalta's employment mix suggests local employment should increase by 7.2% over five years and 14.7% over ten years, although these are simple weighted extrapolations for illustrative purposes only and do not account for localized population projections.

Income analysis reveals strong economic positioning, with the area outperforming 60% of locations assessed nationally by AreaSearch

According to AreaSearch's aggregation of the latest postcode level ATO data released for financial year 2023, Glenalta had a median income among taxpayers of $59,145. The average income stood at $73,791. This is higher than the national average and compares to levels of $54,808 and $66,852 across Greater Adelaide respectively. Based on Wage Price Index growth of 10.17% since financial year 2023, current estimates would be approximately $65,160 (median) and $81,296 (average) as of March 2026. Census 2021 income data shows household, family and personal incomes in Glenalta cluster around the 67th percentile nationally. The largest segment comprises 31.9% earning $1,500 - 2,999 weekly (662 residents). After housing costs, residents retain 87.6% of income. The area's SEIFA income ranking places it in the 8th decile.

Glenalta is characterized by a predominantly suburban housing profile, with above-average rates of outright home ownership

Glenalta's dwelling structure, as per the latest Census, consisted of 95.1% houses and 4.8% other dwellings (semi-detached, apartments, 'other' dwellings). In comparison, Adelaide metro had 75.2% houses and 24.9% other dwellings. Home ownership in Glenalta stood at 40.7%, with the remaining dwellings either mortgaged (50.9%) or rented (8.3%). The median monthly mortgage repayment was $1,811, higher than Adelaide metro's average of $1,562. Median weekly rent in Glenalta was recorded at $380, compared to Adelaide metro's $320. Nationally, Glenalta's mortgage repayments were lower than the Australian average of $1,863, while rents exceeded the national figure of $375.

Glenalta features high concentrations of family households, with a higher-than-average median household size

Family households constitute 77.1% of all households, including 36.0% couples with children, 30.3% couples without children, and 9.3% single parent families. Non-family households comprise the remaining 22.9%, with lone person households at 20.3% and group households accounting for 2.2%. The median household size is 2.6 people, which is larger than the Greater Adelaide average of 2.5.

Glenalta demonstrates exceptional educational outcomes, ranking among the top 5% of areas nationally based on AreaSearch's comprehensive analysis of qualification and performance metrics

Glenalta's educational attainment exceeds broader benchmarks significantly. Among residents aged 15+, 44.3% hold university qualifications, compared to 25.7% in South Australia (SA) and 28.1% in SA4 region. This gives the area a strong position for knowledge-based opportunities. Bachelor degrees are the most common at 28.8%, followed by postgraduate qualifications at 9.5% and graduate diplomas at 6.0%.

Trade and technical skills are prominent, with 29.5% of residents aged 15+ holding vocational credentials – advanced diplomas at 12.4% and certificates at 17.1%. Educational participation is notably high, with 29.9% of residents currently enrolled in formal education. This includes 11.2% in primary education, 7.3% in secondary education, and 6.6% pursuing tertiary education.

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

Glenalta has 25 active public transport stops, all of which are bus stops. These stops are served by 14 different routes that together facilitate 201 weekly passenger trips. The area's transport accessibility is rated as excellent, with residents on average located 155 meters from the nearest stop. Glenalta is predominantly residential, and most commuters travel outward; cars remain the primary mode of transportation at 87%. On average, there are 1.6 vehicles per dwelling in Glenalta, which is higher than the regional average. According to the 2021 Census, 18.1% of residents work from home, a figure that may be influenced by COVID-19 conditions.

The service frequency across all routes averages 28 trips per day, resulting in approximately 8 weekly trips per individual stop.

The level of general health in Glenalta is notably higher than the national average with both young and old age cohorts seeing low prevalence of common health conditions

Glenalta shows superior health outcomes according to AreaSearch's evaluation of mortality rates and chronic condition prevalence. Both younger and older age groups exhibit low incidence of common health conditions.

Private health cover is high at approximately 56% of the total population (around 1,166 people), compared to 52.7% in Greater Adelaide. The most prevalent medical issues are mental health problems and arthritis, affecting 8.7 and 8.3% of residents respectively. Around 66.1% claim to be free from medical ailments, slightly lower than the 67.9% across Greater Adelaide. Health outcomes among working-age individuals are generally typical. Glenalta has a higher proportion of seniors aged 65 and over at 23.5%, with around 488 people, compared to 19.2% in Greater Adelaide. Senior health outcomes are notably strong, aligning with national rankings for the general population.

Glenalta ranks below the Australian average when compared to other local markets across a number of language and cultural background related metrics

Glenalta, as per the findings, has a lower than average cultural diversity. Specifically, 80.1% of its population were born in Australia, with 94.2% being citizens, and 93.6% speaking English only at home. Christianity is the predominant religion in Glenalta, comprising 39.9% of the population.

Notably, Judaism, which makes up 0.0% of Glenalta's population, is overrepresented compared to Greater Adelaide's 0.1%. In terms of ancestry, the top three groups in Glenalta are English at 35.1%, Australian at 25.1%, and Scottish at 8.9%. These figures are higher than their respective regional averages of 27.8%, 24.6%, and 7.0%. Additionally, there is an overrepresentation of Welsh (1.2% vs 0.6%), Russian (0.6% vs 0.3%), and German (6.0% vs 5.1%) ethnic groups in Glenalta compared to the region as a whole.

Glenalta's median age exceeds the national pattern

Glenalta has a median age of 42, which is slightly higher than Greater Adelaide's figure of 39 and significantly exceeds the national average of 38. The age group of 75-84 years shows strong representation in Glenalta at 10.3%, compared to Greater Adelaide, while the 25-34 cohort is less prevalent at 8.2%. According to the 2021 Census, the 15 to 24 age group has increased from 10.8% to 12.3% of Glenalta's population, and the 85+ cohort has risen from 2.2% to 3.5%. Conversely, the 5 to 14 age group has decreased from 13.9% to 13.0%. Demographic projections indicate that Glenalta's age profile will change significantly by 2041. Leading this shift, the 85+ group is expected to grow by 114%, reaching 156 people from a current figure of 72. Meanwhile, numbers in the 65 to 74 age range are projected to fall by 8%.