Corio

An assessment of population growth drivers in Corio 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, the estimated population of the suburb of Corio is around 15,861 as of Feb 2026. This reflects an increase of 364 people (2.3%) since the 2021 Census, which reported a population of 15,497 people. The change is inferred from the resident population of 15,789 estimated by AreaSearch following examination of the latest ERP data release by the ABS in June 2024 and an additional 141 validated new addresses since the Census date. This level of population equates to a density ratio of 801 persons per square kilometer, which is relatively in line with averages seen across locations assessed by AreaSearch. Population growth for the area was primarily driven by overseas migration that contributed approximately 66.0% of overall population gains during recent periods.

AreaSearch is adopting ABS/Geoscience Australia projections for each SA2 area, as released in 2024 with a base year of 2022. For any SA2 areas not covered by this data, AreaSearch is utilising the VIC State Government's Regional/LGA projections released in 2023 with adjustments made employing a method of weighted aggregation of population growth from LGA to SA2 levels. Growth rates by age group from these aggregations are also applied across all areas for years 2032 to 2041. Looking at population projections moving forward, a significant population increase in the top quartile of national regional areas is forecast, with the suburb of Corio expected to grow by 3,958 persons to 2041 based on aggregated SA2-level projections, reflecting an increase of 23.8% in total over the 17 years.

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

AreaSearch analysis of ABS building approval numbers allocated from statistical area data shows Corio had approximately 73 new homes approved annually over the past five financial years ending June 2021, totalling an estimated 367 homes. By September 2021, 13 approvals have been recorded for the current financial year ending June 2022. Despite population decline in the area, development activity has been adequate relative to other regions. The average expected construction cost value of new homes is $527,000, indicating a focus on the premium segment with upmarket properties.

In the current financial year, $1.3 million in commercial approvals have been registered, suggesting a predominantly residential focus. Compared to the rest of Victoria, Corio shows substantially reduced construction activity, being 56.0% below the regional average per person. This limited new supply generally supports stronger demand and values for established properties. New development consists of 84.0% detached houses and 16.0% attached dwellings, preserving the area's low density nature with an emphasis on detached housing attracting space-seeking buyers.

The estimated population per dwelling approval is 530 people in the area. Population forecasts indicate Corio will gain approximately 3,782 residents by 2041 (from the latest AreaSearch quarterly estimate ending September 2021). If current development rates continue, housing supply may not keep pace with population growth, potentially increasing competition among buyers and supporting stronger price growth.

Corio has very high levels of nearby infrastructure activity, ranking in the top 10% nationally

Changes to local infrastructure significantly influence an area's performance. AreaSearch has identified ten projects likely to impact the area. Notable projects include Cedar Woods Corio Residential Estate, Stead Park Hockey Facility Upgrade, Gateway Green Estate, and Lovely Banks Development. The following list details those most relevant.

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

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Employment conditions in Corio face significant challenges, ranking among the bottom 10% of areas assessed nationally

Corio has a balanced workforce comprising white and blue collar jobs, with manufacturing and industrial sectors prominently featured. The unemployment rate, as of September 2025, is 12.9%, according to AreaSearch's aggregation of statistical area data. There are 6,195 employed residents, with an unemployment rate 9.1% higher than Rest of Vic.'s rate of 3.8%.

Workforce participation in Corio lags at 54.6%, compared to Rest of Vic.'s 61.4%. Only 8.9% of residents work from home, as per Census responses. Dominant employment sectors are health care & social assistance, retail trade, and manufacturing. Manufacturing employs 1.6 times the regional average, while agriculture, forestry & fishing employs just 2.0%, below Rest of Vic.'s 7.5%.

The area may have limited local employment opportunities, as indicated by Census data. Between September 2024 and September 2025, Corio's labour force decreased by 0.6% and employment fell by 0.9%, causing unemployment to rise by 0.3 percentage points. National employment forecasts from Jobs and Skills Australia, issued in May-25, project a 6.6% increase over five years and 13.7% over ten years. Applying these projections to Corio's employment mix suggests local employment should grow by 5.7% over five years and 12.3% over ten years, based on simple weighting extrapolation for illustrative purposes.

Income metrics place the area in the bottom 10% of locations nationally according to AreaSearch analysis

The suburb of Corio had a lower income level than the national average according to the latest ATO data aggregated by AreaSearch for financial year 2023. The median income among taxpayers in Corio was $43,075 and the average income stood at $48,388. This compares to figures for Rest of Vic., which were $50,954 and $62,728 respectively. Based on Wage Price Index growth of 8.25% since financial year 2023, current estimates for Corio's median income would be approximately $46,629 and the average income would be around $52,380 as of September 2025. According to the 2021 Census, household, family, and personal incomes in Corio all fell between the 5th and 10th percentiles nationally. Income distribution showed that 31.2% of Corio's population (4,948 individuals) had incomes within the $800 - $1,499 range, differing from patterns across the metropolitan region where the $1,500 - $2,999 range dominated with 30.3%. Housing affordability pressures were severe in Corio, with only 82.4% of income remaining, ranking at the 10th percentile.

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

Corio's dwelling structure, as per the latest Census, consisted of 91.5% houses and 8.4% other dwellings (semi-detached, apartments, 'other' dwellings). In comparison, Non-Metro Vic. had 90.1% houses and 9.9% other dwellings. Home ownership in Corio was at 29.7%, with mortgaged dwellings at 28.9% and rented dwellings at 41.4%. The median monthly mortgage repayment in Corio was $1,300, below Non-Metro Vic.'s average of $1,430. The median weekly rent figure in Corio was $280, compared to Non-Metro Vic.'s $285. Nationally, Corio's mortgage repayments were significantly lower than the Australian average of $1,863, while rents were substantially below the national figure of $375.

Corio features high concentrations of group households, with a higher-than-average median household size

Family households constitute 67.3% of all households, including 24.5% couples with children, 20.5% couples without children, and 20.2% single parent families. Non-family households account for the remaining 32.7%, with lone person households at 28.6% and group households comprising 4.2%. The median household size is 2.5 people, larger than the Rest of Vic. average of 2.4.

Educational outcomes in Corio fall within the lower quartile nationally, indicating opportunities for improvement in qualification attainment

The area's university qualification rate is 10.0%, significantly lower than Victoria's average of 33.4%. Bachelor degrees are the most common at 6.9%, followed by postgraduate qualifications (2.2%) and graduate diplomas (0.9%). Vocational credentials are prevalent, with 35.5% of residents aged 15+ holding them, including advanced diplomas (8.3%) and certificates (27.2%). Educational participation is high at 32.7%, with 11.5% in secondary education, 10.2% in primary education, and 3.1% pursuing tertiary education.

Educational participation is notably high, with 32.7% of residents currently enrolled in formal education. This includes 11.5% in secondary education, 10.2% in primary education, and 3.1% pursuing tertiary education.

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

Corio has 77 active public transport stops offering a mix of train services. These are served by 8 different routes that collectively facilitate 1,851 weekly passenger trips. The area's transport accessibility is rated as good, with residents typically residing 232 meters from the nearest stop. Primarily residential, Corio sees most residents commuting outward, with cars being the dominant mode at 90%. Vehicle ownership averages 1.2 per dwelling, below the regional average. According to the 2021 Census, a relatively low 8.9% of residents work from home, which may reflect COVID-19 conditions.

Service frequency averages 264 trips daily across all routes, equating to approximately 24 weekly trips per individual stop.

Health performance in Corio is a key challenge with a range of health conditions having marked impacts on both younger and older age cohorts

Corio faces significant health challenges, as indicated by AreaSearch's assessment of mortality rates and chronic condition prevalence. Multiple health conditions affect both younger and older age groups. Private health cover is extremely low at approximately 46% of Corio's total population (~7,307 people), compared to 50.5% in the rest of Victoria and a national average of 55.7%.

Mental health issues and asthma are the most common conditions, affecting 11.6% and 9.9% of residents respectively. However, 62.2% of residents report no medical ailments, compared to 63.4% in the rest of Victoria. The working-age population experiences notable health challenges due to high chronic condition rates. Corio has 15.2% of residents aged 65 and over (2,410 people), lower than the 23.9% in the rest of Victoria. Health outcomes among seniors present some challenges, generally aligning with national rankings.

The level of cultural diversity witnessed in Corio was found to be above average when compared nationally for a number of language and cultural background related metrics

Corio's population showed high cultural diversity, with 27.8% born overseas and 23.8% speaking a language other than English at home. Christianity was the predominant religion, accounting for 43.0%. Islam's representation in Corio was significantly higher at 6.0%, compared to Victoria's average of 1.0%. Ancestry-wise, Australian (26.2%), English (25.9%), and Other (14.1%) were the top groups, with 'Other' notably higher than the regional average of 4.7%.

Some ethnicities showed significant differences: Croatian at 1.5% vs 0.4%, Hungarian at 0.5% vs 0.2%, and Dutch at 2.2% vs 1.7%.

Corio's population is younger than the national pattern

Corio's median age is 34, which is lower than the Rest of Vic figure of 43 and Australia's median age of 38. The 25-34 cohort is notably over-represented in Corio at 18.4%, compared to the Rest of Vic average, while those aged 65-74 are under-represented at 8.9%. Between 2021 and present, the median age has decreased by 1 year to 34 due to younger residents shifting the balance. Specifically, the 25-34 age group grew from 15.0% to 18.4%, while the 45-54 cohort declined from 12.1% to 10.0% and the 5-14 group dropped from 12.7% to 11.1%. Population forecasts for Corio in 2041 indicate significant demographic changes, with the 25-34 age group projected to grow by 51%, adding 1,500 people to reach 4,419 from 2,918. Conversely, the 55-64 cohort is expected to show minimal growth of just 2% (28 people).