Collinswood

Population growth drivers in Collinswood are slightly above average based on AreaSearch's ranking of recent, and medium term trends

As of Feb 2026, the population of the suburb of Collinswood is estimated at around 1,553. This reflects an increase of 57 people from the 2021 Census figure of 1,496. The change was inferred from AreaSearch's estimate of the resident population at 1,528 in Jun 2024, based on ABS ERP data release and validated new addresses since the Census date. This results in a population density ratio of 2,986 persons per square kilometer, placing Collinswood in the upper quartile relative to national locations assessed by AreaSearch. Overseas migration contributed approximately 72.0% of overall population gains during recent periods.

Population projections for the suburb are based on ABS/Geoscience Australia data released in 2024 with a base year of 2022, and SA State Government's Regional/LGA projections by age category released in 2023 using weighted aggregation method for areas not covered or years post-2032. Looking ahead, lower quartile growth is anticipated, with the suburb expected to expand by 43 persons to 2041, reflecting a gain of 0.3% over the 17-year period.

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

AreaSearch analysis of ABS building approval numbers shows Collinswood had approximately 3 dwellings receiving development approval annually. From FY21 to FY25, around 16 homes were approved, with another 4 in FY26 so far. Each dwelling built over these years brought an average of 2.2 new residents per year.

New homes are constructed at an average value of $460,000, indicating a focus on premium properties. This financial year saw $1.2 million in commercial approvals, reflecting the area's residential nature. Compared to Greater Adelaide, Collinswood has significantly lower construction levels (70% below regional average per person), which typically strengthens demand and prices for existing properties. New construction is entirely comprised of detached dwellings, preserving the area's suburban character with an emphasis on family homes. Currently, there are around 432 people per approval in Collinswood, indicating a mature market.

Looking ahead, AreaSearch projects Collinswood to grow by 4 residents by 2041, with current development patterns suggesting new housing supply will meet demand, offering favourable conditions for buyers and potentially facilitating population growth beyond projections.

Collinswood has limited levels of nearby infrastructure activity, ranking in the 19thth percentile nationally

No infrastructure changes were identified by AreaSearch that could impact the area. Projects such as Prospect Lifestyle Precinct, Northern Adelaide Road Upgrades Program, New Women's and Children's Hospital, and Adelaide Level Crossings Congestion and Safety are notable but not projected to significantly affect this region.

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

Denotes AI-based impression for illustrative purposes only, not to be taken as definitive under any circumstances. Please follow links and conduct other investigations from the project's source for actual imagery. Developers and project owners wishing us to use original imagery please Contact Us and we will do so.

AreaSearch analysis of employment trends sees Collinswood performing better than 90% of local markets assessed across Australia

Collinswood has a highly educated workforce with essential services sectors well represented. Its unemployment rate was 2.3% in the past year, with an estimated employment growth of 2.6%. As of September 2025952 residents were employed, with an unemployment rate of 1.7%, below Greater Adelaide's rate of 3.9%.

Workforce participation was 75.5%, higher than Greater Adelaide's 66.4%. According to Census responses, 10.6% of residents worked from home, potentially impacted by Covid-19 lockdowns. Key industries for employment were health care & social assistance, education & training, and retail trade. Health care & social assistance had notably high concentration with employment levels at 1.3 times the regional average.

Manufacturing had limited presence, with 4.8% employment compared to 7.0% regionally. The area appeared to offer limited local employment opportunities. Between September 2024 and September 2025, employment levels increased by 2.6%, labour force by 3.2%, raising the unemployment rate by 0.6 percentage points. Greater Adelaide recorded employment growth of 3.0% and unemployment fell by 0.1%. Jobs and Skills Australia's national employment forecasts from May-25 projected national employment expansion by 6.6% over five years and 13.7% over ten years. Applying these projections to Collinswood's employment mix suggested local employment should increase by 7.2% over five years and 14.8% over ten years, though this was a simplified extrapolation for illustrative purposes.

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

In AreaSearch's aggregation of the latest postcode level ATO data released for financial year 2023, Collinswood had a median income among taxpayers of $59,589 and an average income of $83,831. These figures are among the highest in Australia, compared to Greater Adelaide's median income of $54,808 and average income of $66,852. Based on Wage Price Index growth of 8.8% since financial year 2023, estimated incomes for September 2025 would be approximately $64,833 (median) and $91,208 (average). According to Census 2021 income data, personal income ranks at the 79th percentile ($1,012 weekly), while household income sits at the 61st percentile. Income distribution shows that 31.0% of Collinswood's population falls within the $1,500 - $2,999 income range, similar to the metropolitan region where this cohort represents 31.8%. After housing expenses, 85.6% of income remains for other expenses. The area's SEIFA income ranking places it in the 8th decile.

Collinswood displays a diverse mix of dwelling types, with a higher proportion of rental properties than the broader region

The dwelling structure in Collinswood, as per the latest Census, consisted of 46.6% houses and 53.4% other dwellings (semi-detached, apartments, 'other' dwellings). This compares to Adelaide metro's 75.2% houses and 24.9% other dwellings. Home ownership in Collinswood was at 25.4%, with the rest being mortgaged (30.0%) or rented (44.6%). The median monthly mortgage repayment was $2,077, above Adelaide metro's average of $1,562. The median weekly rent was $300, compared to Adelaide metro's $320. Nationally, Collinswood's mortgage repayments were higher at $2,077 versus the Australian average of $1,863, while rents were lower at $300 compared to the national figure of $375.

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

Family households are the majority, making up 61.7% of all households. They consist of couples with children at 30.7%, couples without children at 22.6%, and single parent families at 8.2%. Non-family households account for the remaining 38.3%, with lone person households at 33.4% and group households at 4.6%. The median household size is 2.4 people, which is smaller than the Greater Adelaide average of 2.5.

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

Educational attainment in Collinswood is notable with 48.3% of residents aged 15+ holding university qualifications, surpassing both South Australia's (25.7%) and Greater Adelaide's (28.9%) averages. Bachelor degrees are the most common at 29.9%, followed by postgraduate qualifications (13.4%) and graduate diplomas (5.0%). Vocational pathways account for 23.4% of qualifications, with advanced diplomas at 9.5% and certificates at 13.9%. Educational participation is high, with 31.6% of residents currently enrolled in formal education, including 10.8% in primary, 8.8% in tertiary, and 6.3% pursuing secondary education.

Educational participation is notably high, with 31.6% of residents currently enrolled in formal education. This includes 10.8% in primary education, 8.8% in tertiary education, and 6.3% pursuing secondary education.

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

Collinswood has six active public transport stops, all serving buses. These stops are covered by 16 different routes that together facilitate 1,425 weekly passenger trips. The area's transport accessibility is deemed good, with residents typically living 232 meters from the nearest stop. Most residents commute outwards daily. Cars remain the primary mode of transportation, used by 83% of residents, while buses account for 12%, and cycling for 3%. On average, there are 1.2 vehicles per dwelling, below the regional norm.

According to the 2021 Census, only 10.6% of residents work from home, which might be influenced by COVID-19 conditions. Across all routes, service frequency averages 203 trips per day, translating to approximately 237 weekly trips per individual stop.

Collinswood's residents are extremely healthy with both young and old age cohorts seeing low prevalence of common health conditions

Analysis of health metrics shows strong performance throughout Collinswood. AreaSearch assessed mortality rates and chronic condition prevalence, finding low prevalence across both young and old age cohorts.

Common health conditions were found to have a low impact on residents. Private health cover was exceptionally high at approximately 60% of the total population (933 people), compared to 52.7% across Greater Adelaide. The most common medical conditions in the area were mental health issues and arthritis, impacting 7.8 and 7.2% of residents respectively. 72.6% of residents declared themselves completely clear of medical ailments, compared to 67.9% across Greater Adelaide. The under-65 population demonstrates better than average health outcomes. The area has 17.7% of residents aged 65 and over (274 people), which is lower than the 19.3% in Greater Adelaide. Health outcomes among seniors are particularly strong, with national rankings broadly in line with the general population.

Collinswood 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

Collinswood's population is more culturally diverse than most local markets, with 32.8% born overseas and 31.3% speaking a language other than English at home. Christianity is the predominant religion, accounting for 41.9% of Collinswood's population. Hinduism is notably overrepresented, comprising 9.4%, compared to Greater Adelaide's average of 2.8%.

The top three ancestral groups are English (23.4%), Australian (16.8%), and Other (12.8%). Some ethnic groups show significant differences: Polish at 1.2% in Collinswood versus 1.0% regionally, Croatian at 1.2% versus 0.5%, and Italian at 6.8% versus 5.2%.

Collinswood's population is slightly younger than the national pattern

The median age in Collinswood is 37 years, which is lower than Greater Adelaide's average of 39 years and close to the national average of 38 years. The 25-34 age cohort is over-represented in Collinswood at 16.4%, while the 75-84 year-olds are under-represented at 5.0%. Post-2021 Census data shows that the 65 to 74 age group grew from 7.6% to 10.4%, and the 75 to 84 cohort increased from 3.5% to 5.0%. Conversely, the 25 to 34 cohort declined from 17.4% to 16.4%. By 2041, population forecasts indicate substantial demographic changes for Collinswood. The 75 to 84 age group is expected to grow by 48%, reaching 115 people from the current 77. Residents aged 65 and older will represent 92% of the anticipated growth. However, the 55 to 64 and 0 to 4 age cohorts are expected to experience population declines.