Cowandilla

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

As of Feb 2026, the estimated population of Cowandilla is around 1,520. This reflects a growth of 65 people since the 2021 Census, which reported a population of 1,455. The increase is inferred from AreaSearch's estimation of the resident population at 1,496 following examination of ABS's ERP data release in June 2024 and an additional validated new address since the Census date. This results in a population density of 2,867 persons per square kilometer, placing Cowandilla in the upper quartile relative to national locations assessed by AreaSearch. Overseas migration contributed approximately 89.0% of overall population gains during recent periods.

AreaSearch's projections for Cowandilla are based on ABS/Geoscience Australia data released in 2024 with a base year of 2022, and for areas not covered, SA State Government's Regional/LGA projections by age category released in 2023 using 2021 data are adopted. Based on these projections, Cowandilla is expected to have an above median population growth, expanding by 323 persons to reach a total of 1,843 by 2041, reflecting a 23.5% increase over the 17-year period.

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

Cowandilla has seen minimal dwelling approvals in recent years. Between FY-21 and FY-25, an estimated 3 homes were approved. As of FY-26, no approvals have been recorded yet.

This limited supply, with an average of 25.3 people moving to the area per dwelling built over the past five financial years, indicates substantial demand outpacing supply, potentially leading to heightened buyer competition and pricing pressures. The average construction cost value for new homes in Cowandilla is $412,000, suggesting a focus on premium properties by developers. Compared to Greater Adelaide, Cowandilla's building activity is significantly lower, at 94.0% below the regional average per person. This limited new supply generally supports stronger demand and values for established homes. However, construction activity has increased recently, indicating possible changes in development constraints or market dynamics. Nationally, Cowandilla's building activity level is also lower, reflecting market maturity.

Cowandilla has limited levels of nearby infrastructure activity, ranking in the 18thth percentile nationally

No changes can significantly impact a region's performance like alterations to local infrastructure, major projects, or planning initiatives. AreaSearch has identified zero projects that are projected to affect this area. Notable projects include Southwark Grounds (Thebarton Technology Hub), North South Corridor, Henley Beach Road Visioning Project, and New Women's and Children's Hospital. The following list details those expected to be most relevant.

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

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Employment performance in Cowandilla has been broadly consistent with national averages

Cowandilla has an educated workforce with significant representation in essential services sectors. Its unemployment rate is 3.7%, lower than the national average. In the past year, employment growth was estimated at 4.4%.

As of September 2025806 residents are employed while the unemployment rate is 0.2% below Greater Adelaide's rate of 3.9%. Workforce participation in Cowandilla is 63.8%, slightly lower than Greater Adelaide's 66.4%. According to Census responses, only 9.3% of residents work from home. Leading employment industries include health care & social assistance, retail trade, and accommodation & food.

The area specializes in health care & social assistance, with an employment share 1.2 times the regional level, while construction employs just 6.6%, below Greater Adelaide's 8.7%. Employment opportunities locally appear limited as indicated by the working population vs resident population count. Between September 2024 and September 2025, employment levels increased by 4.4% and labour force by 4.1%, reducing the unemployment rate by 0.3 percentage points. In comparison, Greater Adelaide recorded employment growth of 3.0%, labour force growth of 2.9%, with unemployment falling by 0.1 percentage points. Jobs and Skills Australia's national employment forecasts from May-25 suggest Cowandilla's employment should increase by 6.9% over five years and 14.3% over ten years, based on industry-specific projections applied to the local employment mix.

The area's income levels rank in the lower 15% nationally based on AreaSearch comparative data

According to AreaSearch's aggregation of the latest postcode level ATO data released for financial year ended June 2023, Cowandilla had a median income among taxpayers of $39,955 with an average level of $47,661. This is lower 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 8.8% from financial year ended June 2023 to September 2025, estimated median income would be approximately $43,471 and average income around $51,855 during this period. Census data from 2021 shows household, family, and personal incomes in Cowandilla all fall between the 10th and 20th percentiles nationally. Income brackets indicate that the largest segment comprises 28.0% earning $1,500 - $2,999 weekly (425 residents), reflecting patterns seen in the broader area where 31.8% similarly occupy this range. Housing affordability pressures are severe, with only 81.0% of income remaining after housing costs, ranking at the 18th percentile nationally.

Cowandilla is characterized by a predominantly suburban housing profile, with a higher proportion of rental properties than the broader region

Cowandilla's dwelling structures, as per the latest Census, consisted of 76.3% houses and 23.7% other dwellings (semi-detached, apartments, 'other' dwellings), compared to Adelaide metro's 75.2% houses and 24.9% other dwellings. Home ownership in Cowandilla stood at 26.9%, with mortgaged dwellings at 29.7% and rented ones at 43.4%. The median monthly mortgage repayment was $1,733, higher than Adelaide metro's average of $1,562. Median weekly rent in Cowandilla was $300, compared to Adelaide metro's $320. Nationally, Cowandilla's mortgage repayments were lower than the Australian average of $1,863, and rents were substantially below the national figure of $375.

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

Family households account for 58.3% of all households, including 24.5% couples with children, 20.8% couples without children, and 11.0% single parent families. Non-family households make up the remaining 41.7%, with lone person households at 32.8% and group households comprising 9.2% of the total. The median household size is 2.3 people, which is smaller than the Greater Adelaide average of 2.5.

Cowandilla performs slightly above the national average for education, showing competitive qualification levels and steady academic outcomes

The area's educational profile is notable regionally, with university qualification rates of 33.5% among residents aged 15+ exceeding the South Australian average of 25.7% and that of Greater Adelaide at 28.9%. Bachelor degrees are most prevalent at 23.6%, followed by postgraduate qualifications (7.8%) and graduate diplomas (2.1%). Vocational credentials are also prominent, with 25.7% of residents aged 15+ holding such qualifications – advanced diplomas account for 9.0% while certificates make up 16.7%.

Educational participation is high, with 25.0% of residents currently enrolled in formal education. This includes 8.1% in tertiary education, 6.6% in primary education, and 3.6% pursuing secondary education.

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

Cowandilla has eight operational public transport stops, all serving buses. These stops are covered by sixteen different routes that collectively facilitate 1,049 weekly passenger trips. The area's transport accessibility is rated excellent, with residents typically located 145 meters from the nearest stop. As a predominantly residential zone, most commuters travel outward. Cars remain the primary mode of transport, used by 78% of residents, followed by buses at 13% and walking at 4%. On average, there are 1.1 vehicles per dwelling, lower than the regional norm.

According to the 2021 Census, only 9.3% of residents work from home, which may reflect COVID-19 conditions. The service frequency averages 149 trips per day across all routes, equating to approximately 131 weekly trips per individual stop.

Health performance in Cowandilla is well below average with considerably higher than average prevalence of common health conditions and to an even higher degree among older age cohorts

Cowandilla faces significant health challenges as per AreaSearch's assessment, with a notably higher prevalence of common health conditions compared to averages, especially among older age groups. The area has an extremely low rate of private health cover at approximately 46% (~697 people), which is lower than Greater Adelaide's 52.7% and the national average of 55.7%. The most prevalent medical conditions are arthritis (9.6%) and mental health issues (8.2%).

Conversely, 64.3% of residents report having no medical ailments, compared to 67.9% in Greater Adelaide. Health outcomes among working-age individuals are generally typical. Cowandilla has a higher proportion of seniors aged 65 and over at 25.6% (389 people), compared to Greater Adelaide's 19.3%. While health outcomes for seniors present some challenges, they rank lower nationally than the broader population.

Cowandilla was found to be more culturally diverse than the vast majority of local markets in Australia, upon assessment of a range of language and cultural background related metrics

Cowandilla's population shows high cultural diversity, with 37.4% born overseas and 36.2% speaking a language other than English at home. Christianity is the predominant religion in Cowandilla, accounting for 47.7%. The 'Other' religious category comprises 3.4%, higher than Greater Adelaide's 1.8%.

In terms of ancestry, the top groups are English (19.0%), Australian (18.9%), and Other (13.8%). Notably, Greek (9.3%) and Dutch (1.7%) populations are higher compared to regional averages of 2.0% and 1.2%, respectively.

Cowandilla's median age exceeds the national pattern

The median age in Cowandilla is 40 years, similar to Greater Adelaide's average of 39 years, and somewhat older than Australia's median age of 38 years. The percentage of the population aged 85 and over is 8.1%, higher than Greater Adelaide's rate and significantly above the national figure of 2.2%. Conversely, the proportion of individuals aged 5 to 14 is 6.0%, lower than both Greater Adelaide and the national average. Post-2021 Census data shows that the percentage of the population aged 65 to 74 has increased from 8.5% to 10.1%, while the 25 to 34 age group has risen from 16.2% to 17.3%. Meanwhile, the proportion of individuals aged 45 to 54 has decreased from 11.4% to 9.7%, and the percentage of those aged 5 to 14 has dropped from 7.2% to 6.0%. Population forecasts for 2041 indicate substantial demographic changes in Cowandilla, with the 75 to 84 age group projected to grow by 63%, reaching 183 individuals from a starting point of 112.