Grange (SA)

An assessment of population growth drivers in Grange 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, the suburb of Grange (SA) had an estimated population of around 6,868 as of Feb 2026. This reflects an increase of 725 people since the 2021 Census, which reported a population of 6,143 people. The change is inferred from the resident population of 6,576 estimated by AreaSearch following examination of the latest ERP data release by the ABS in June 2024 and an additional 101 validated new addresses since the Census date. This level of population equates to a density ratio of 1,929 persons per square kilometer. Grange's growth rate of 11.8% since the 2021 census exceeded the state average of 9.0%, marking it as a growth leader in the region. Population growth was primarily driven by overseas migration contributing approximately 95.0% of overall population gains during recent periods.

AreaSearch adopts ABS/Geoscience Australia projections for each SA2 area, released in 2024 with 2022 as the base year. For areas not covered and years post-2032, the SA State Government's Regional/LGA projections are adopted with adjustments made employing a method of weighted aggregation of population growth from LGA to SA2 levels. Considering projected demographic shifts, the suburb is expected to grow by 697 persons to 2041 based on aggregated SA2-level projections, reflecting an increase of 3.4% in total over the 17 years.

AreaSearch assessment of residential approval activity sees Grange among the top 30% of areas assessed nationwide

Based on AreaSearch analysis of ABS building approval numbers, allocated from statistical area data, Grange averaged around 70 new dwelling approvals per year over the past five financial years ending June 26. This totals an estimated 350 homes. As of FY-26, 48 approvals have been recorded. On average, between FY-21 and FY-25, 0.9 people moved to Grange for each dwelling built, indicating supply met or exceeded demand, offering greater buyer choice while supporting potential population growth above projections.

New properties were constructed at an average expected cost of $439,000, demonstrating a focus on the premium segment with upmarket properties. In FY-26, $17.0 million in commercial development approvals have been recorded, suggesting balanced commercial development activity. Compared to Greater Adelaide, Grange had 31.0% more development per person over the five-year period ending June 25, maintaining good buyer choice while supporting existing property values. This level was well above the national average, reflecting strong developer confidence in the area.

New building activity showed 70.0% detached dwellings and 30.0% townhouses or apartments, maintaining Grange's traditional suburban character with a focus on family homes appealing to those seeking space. With around 103 people per dwelling approval, Grange exhibited characteristics of a growth area. According to the latest AreaSearch quarterly estimate, Grange is expected to grow by 230 residents through to 2041. Based on current development patterns, new housing supply should readily meet demand, offering good conditions for buyers and potentially facilitating population growth beyond current projections.

Grange has emerging levels of nearby infrastructure activity, ranking in the 29thth percentile nationally

Changes in local infrastructure significantly affect an area's performance. AreaSearch has identified three major projects that could impact this region. Key initiatives include the Seaton Urban Renewal Project, Findon Green Corridor, Rivergarden Estate, and Seaton High School Redevelopment. The following details those likely to be most relevant.

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The labour market in Grange demonstrates typical performance when compared to similar areas across Australia

Grange has an educated workforce with significant representation in essential services sectors. The unemployment rate is 3.7%, with estimated employment growth of 4.1% over the past year, according to AreaSearch's statistical area data aggregation. As of September 2025, 3,219 residents are employed while the unemployment rate is 0.2% lower than Greater Adelaide's rate of 3.9%.

Workforce participation in Grange is 60.1%, compared to Greater Adelaide's 66.4%. A moderate 14.7% of residents work from home, considering Covid-19 lockdown impacts. Dominant employment sectors include health care & social assistance, education & training, and construction. Education & training has a higher share of employment at 1.2 times the regional level, while health care & social assistance employs 15.3% of local workers, lower than Greater Adelaide's 17.7%.

Over a 12-month period ending in September 2025, employment increased by 4.1% and labour force grew by 3.7%, reducing the unemployment rate by 0.4 percentage points. In comparison, Greater Adelaide had employment growth of 3.0%, labour force growth of 2.9%, with a decrease in unemployment of 0.1 percentage points. Jobs and Skills Australia's national employment forecasts from May-25 project overall employment expansion of 6.6% over five years and 13.7% over ten years. Applying these projections to Grange's employment mix suggests local employment should increase by 6.6% over five years and 13.7% over ten years, based on a simple weighting extrapolation for illustrative purposes.

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

The suburb of Grange had a high national income level according to latest ATO data aggregated by AreaSearch for financial year 2023. The median income among taxpayers was $60,242 and the average income stood at $76,686, compared to Greater Adelaide's figures of $54,808 and $66,852 respectively. Based on Wage Price Index growth of 8.8% since financial year 2023, estimated median income was approximately $65,543 and average income was around $83,434 as of September 2025. According to 2021 Census figures, incomes in Grange clustered around the 50th percentile nationally. In terms of income distribution, the $1,500 - 2,999 earnings band captured 27.0% of the community (1,854 individuals), consistent with broader trends across regional levels showing 31.8% in the same category. After housing costs, residents retained 86.7% of income, reflecting strong purchasing power and the area's SEIFA income ranking placed it in the 7th decile.

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

Grange's dwelling structure, as per the latest Census, consisted of 64.0% houses and 36.0% other dwellings (semi-detached, apartments, 'other' dwellings). In comparison, Adelaide metro had 75.2% houses and 24.9% other dwellings. Home ownership in Grange was 44.0%, with the rest either mortgaged (31.1%) or rented (24.9%). The median monthly mortgage repayment in Grange was $2,000, higher than Adelaide metro's average of $1,562 and Australia's national average of $1,863. The median weekly rent figure in Grange was $334, lower than Adelaide metro's $320 and the national average of $375.

Grange has a typical household mix, with a lower-than-average median household size

Family households account for 68.7% of all households, including 27.3% couples with children, 31.9% couples without children, and 8.4% single parent families. Non-family households constitute the remaining 31.3%, with lone person households at 29.6% and group households comprising 1.7%. The median household size is 2.3 people, which is smaller than the Greater Adelaide average of 2.5.

The educational profile of Grange exceeds national averages, with above-average qualification levels and academic performance metrics

The area's educational profile is notable regionally, with university qualification rates at 32.4% among residents aged 15+, surpassing the South Australian (SA) average of 25.7% and that of SA3 area at 28.8%. Bachelor degrees are most prevalent at 21.7%, followed by postgraduate qualifications (7.2%) and graduate diplomas (3.5%). Trade and technical skills are prominent, with 31.2% of residents aged 15+ holding vocational credentials – advanced diplomas (11.9%) and certificates (19.3%).

A substantial 23.2% of the population is actively pursuing formal education. This includes 8.4% in primary education, 5.7% in secondary education, and 5.3% pursuing tertiary education.

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

Grange has 35 active public transport stops offering a mix of train and bus services. These stops are served by 26 different routes, collectively facilitating 1,449 weekly passenger trips. Transport accessibility is rated excellent with residents typically residing 188 meters from the nearest stop. As primarily residential, most commutes are outward-bound. Cars remain the dominant mode at 86%, while train use stands at 6%. Average vehicle ownership is 1.3 per dwelling.

According to the 2021 Census, 14.7% of residents work from home, potentially influenced by COVID-19 conditions. Service frequency averages 207 trips daily across all routes, equating to roughly 41 weekly trips per individual stop.

The level of general health in Grange is notably higher than the national average with prevalence of common health conditions low among the general population though higher than the nation's average across older, at risk cohorts

Grange demonstrates above-average health outcomes based on AreaSearch's assessment. Mortality rates and chronic condition prevalence are low among the general population but higher than the national average among older, at-risk cohorts.

Approximately 57% of Grange residents have private health cover (~3,933 people), compared to 52.7% across Greater Adelaide. The most common medical conditions in Grange are arthritis and mental health issues, affecting 10.2 and 7.8% of residents respectively, while 66.0% report being completely clear of medical ailments, compared to 67.9% across Greater Adelaide. Under-65 population health outcomes are better than average. Grange has 28.7% of residents aged 65 and over (1,971 people), higher than the 19.3% in Greater Adelaide. Health outcomes among seniors present some challenges but rank lower nationally than those of the broader population.

In terms of cultural diversity, Grange records figures broadly comparable to the national average, as found in AreaSearch's assessment of a number of language and cultural background related metrics

Grange's population shows above-average cultural diversity, with 22.2% born overseas and 13.1% speaking a language other than English at home. Christianity is the predominant religion in Grange, comprising 54.3%, compared to 42.4% across Greater Adelaide. The top three ancestral groups are English (28.5%), Australian (23.7%), and Italian (7.3%).

Certain ethnic groups have notable representations: Polish at 1.4% (regional average is 1.0%), Croatian at 1.1% (vs regional 0.5%), and Serbian at 0.6% (vs regional 0.4%).

Grange hosts an older demographic, ranking in the top quartile nationwide

Grange's median age is 49 years, which is notably higher than Greater Adelaide's median age of 39 years and considerably older than the national norm of 38 years. Compared to the Greater Adelaide average, the 65-74 cohort is notably over-represented in Grange at 14.9%, while the 25-34 year-olds are under-represented at 8.8%. This 65-74 concentration is well above the national average of 9.5%. Between 2021 and the present, the 35 to 44 age group has grown from 11.7% to 13.5% of Grange's population. Conversely, the 45 to 54 cohort has declined from 12.7% to 11.4%. Demographic modeling suggests that Grange's age profile will change significantly by 2041. The 75 to 84 age cohort is projected to expand by 203 people (31%), growing from 652 to 856. Notably, the combined 65+ age groups are expected to account for 75% of total population growth, reflecting Grange's aging demographic profile. In contrast, population declines are projected for the 65-74 and 0 to 4 age cohorts.