Oyster Bay - Como - Jannali
Statistical Area - sa2

An assessment of population growth drivers in Oyster Bay - Como - Jannali reveals an overall ranking slightly below national averages considering recent, and medium term trends

As of Nov 2025, Oyster Bay - Como - Jannali's population is around 22,799. This reflects an increase of 736 people since the 2021 Census, which reported a population of 22,063. The change is inferred from ABS data showing an estimated resident population of 22,773 as of June 2024 and an additional 54 validated new addresses since the Census date. This results in a density ratio of 2,558 persons per square kilometer, placing it in the upper quartile nationally according to AreaSearch's assessment. The area's growth of 3.3% since the 2021 census exceeded its SA3 region's average of 2.6%. Overseas migration contributed approximately 62.6% of overall population gains during recent periods.

AreaSearch uses ABS/Geoscience Australia projections for each SA2 area, released in 2024 with a base year of 2022. For areas not covered by this data, AreaSearch utilises NSW State Government's SA2 level projections, released in 2022 with a base year of 2021. Growth rates by age group from these aggregations are applied to all areas for years 2032 to 2041. Based on the latest population numbers, the area is expected to grow by 1,379 persons to 2041, with an increase of 5.9% in total over the 17-year period.

AreaSearch analysis of residential development drivers sees Oyster Bay - Como - Jannali recording a relatively average level of approval activity when compared to local markets analysed countrywide

Oyster Bay - Como - Jannali has granted around 52 residential property approvals per year over the past five financial years, totalling 260 homes. As of FY-26, nine approvals have been recorded. Each dwelling built between FY-21 and FY-25 has resulted in an average of 2.3 new residents per year, indicating healthy demand that supports property values. The average construction cost value for new homes is $405,000.

This financial year, $25.8 million in commercial approvals have been registered, reflecting moderate levels of commercial development compared to Greater Sydney. Nationally, Oyster Bay - Como - Jannali records relatively constrained buyer choice due to its building activity per person, which is about three-quarters that of Greater Sydney, and places among the 31st percentile of areas assessed. This suggests possible planning constraints in the area. New building activity consists of 56.0% standalone homes and 44.0% townhouses or apartments, demonstrating a growing mix of housing types to cater to different price points and lifestyle demands. The current housing mix is 76.0% houses, indicating a shift towards more affordable compact living options.

The location has approximately 547 people per dwelling approval, reflecting its established nature. Population forecasts indicate Oyster Bay - Como - Jannali will gain 1,353 residents by 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.

Oyster Bay - Como - Jannali has strong levels of nearby infrastructure activity, ranking in the top 30% nationally

Changes to local infrastructure significantly impact an area's performance. AreaSearch has identified twelve projects that may affect this region. Notable projects include 544-550 Box Road Jannali Mixed-Use Development, M6 Stage 2, President Private Hospital Redevelopment, and Sutherland Public School Hall Upgrade. The following list details those most relevant.

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.

The labour market strength in Oyster Bay - Como - Jannali positions it well ahead of most Australian regions

Oyster Bay - Como - Jannali has a well-educated workforce with strong representation in professional services. The unemployment rate was 2.2% as of June 2025.

This is lower than Greater Sydney's rate of 4.2%. Workforce participation in the area was 65.7%, higher than Greater Sydney's 60.0%. Key industries for employment among residents are professional & technical, health care & social assistance, and education & training. The area has a notable concentration in education & training, with employment levels at 1.3 times the regional average.

However, health care & social assistance shows lower representation at 12.1% compared to the regional average of 14.1%. Employment opportunities appear limited locally, as indicated by Census data on working population versus resident population. Between June 2024 and June 2025, employment levels increased by 2.9%, labour force increased by 3.3%, resulting in an unemployment rise of 0.3 percentage points. Greater Sydney recorded similar trends with employment growth of 2.6% and unemployment rising 0.3 percentage points. Jobs and Skills Australia's national employment forecasts from May 2025 project national employment growth of 6.6% over five years and 13.7% over ten years. Applying these projections to Oyster Bay - Como - Jannali's employment mix suggests local growth of approximately 6.9% over five years and 13.9% over ten years, based on simple weighting extrapolation for illustrative purposes only.

The economic profile demonstrates exceptional strength, placing the area among the top 10% nationally based on comprehensive AreaSearch income analysis

Oyster Bay - Como - Jannali has a high national income level according to AreaSearch aggregated ATO data for financial year 2022. The median income among taxpayers is $66,473 and the average income stands at $89,899. This compares to Greater Sydney's figures of $56,994 and $80,856 respectively. Based on Wage Price Index growth of 12.61% since financial year 2022, current estimates would be approximately $74,855 (median) and $101,235 (average) as of September 2025. According to the 2021 Census, household, family and personal incomes in Oyster Bay - Como - Jannali rank highly nationally, between the 84th and 94th percentiles. Distribution data shows that 30.2% of residents (6,885 people) fall into the $4,000+ income bracket, contrasting with regional levels where the $1,500 - $2,999 bracket leads at 30.9%. Oyster Bay - Como - Jannali demonstrates affluence with 46.1% earning over $3,000 per week. Housing accounts for 14.5% of income, and residents rank within the 94th percentile for disposable income. The area's SEIFA income ranking places it in the 9th decile.

Oyster Bay - Como - Jannali is characterized by a predominantly suburban housing profile, with above-average rates of outright home ownership

In Oyster Bay - Como - Jannali, as recorded in the latest Census, 75.7% of dwellings were houses, with the remaining 24.2% consisting of semi-detached homes, apartments, and other types. This is compared to Sydney's metropolitan area, which had 70.4% houses and 29.6% other dwellings. The home ownership rate in Oyster Bay - Como - Jannali was 38.4%, with the rest of dwellings either mortgaged (46.7%) or rented (15.0%). The median monthly mortgage repayment in the area was $3,000, higher than Sydney's average of $2,600. The median weekly rent figure was recorded at $500, compared to Sydney's $483. Nationally, Oyster Bay - Como - Jannali's mortgage repayments were significantly higher than the Australian average of $1,863, and rents were substantially above the national figure of $375.

Oyster Bay - Como - Jannali features high concentrations of family households, with a higher-than-average median household size

Family households constitute 82.3% of all households, including 47.2% couples with children, 25.4% couples without children, and 9.0% single parent families. Non-family households comprise the remaining 17.7%, with lone person households at 16.5% and group households making up 1.3% of the total. The median household size is 2.9 people, larger than the Greater Sydney average of 2.8.

Oyster Bay - Como - Jannali shows strong educational performance, ranking in the upper quartile nationally when assessed across multiple qualification and achievement indicators

The area's educational profile is notable regionally, with university qualification rates at 36.3% of residents aged 15+, surpassing the Australian average of 30.4% and the SA3 area rate of 30.5%. Bachelor degrees are most prevalent at 24.1%, followed by postgraduate qualifications (8.8%) and graduate diplomas (3.4%). Vocational credentials are also prominent, with 34.2% of residents aged 15+ holding such qualifications – advanced diplomas at 13.2% and certificates at 21.0%.

Educational participation is high, with 31.6% of residents currently enrolled in formal education, including 11.4% in primary, 9.0% in secondary, and 5.1% in tertiary education. Eleven schools serve a total of 3,226 students in the area, which demonstrates above-average socio-educational conditions with an ICSEA score of 1080. The educational mix comprises nine primary, one secondary, and one K-12 school. School places per 100 residents stand at 14.2, below the regional average of 17.8, suggesting some students may attend schools in adjacent areas. Note: where schools show 'n/a' for enrolments, please refer to the parent campus.

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

Public transport analysis shows 137 active transport stops operating within Oyster Bay - Como - Jannali, consisting of a mix of train and bus services. These stops are served by 24 individual routes, collectively providing 3024 weekly passenger trips. Transport accessibility is rated excellent, with residents typically located 159 meters from the nearest transport stop.

Service frequency averages 432 trips per day across all routes, equating to approximately 22 weekly trips per individual stop.

Oyster Bay - Como - Jannali'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 Oyster Bay - Como - Jannali. Both young and old age cohorts saw low prevalence of common health conditions. The rate of private health cover was found to be exceptionally high at approximately 67% of the total population, which consists of 15,206 people.

This compares to 60.0% across Greater Sydney, with a national average of 55.3%. The most common medical conditions in the area were asthma and arthritis, impacting 7.4 and 7.1% of residents respectively. Meanwhile, 72.8% of residents declared themselves completely clear of medical ailments, compared to 70.6% across Greater Sydney. The area has 17.9% of residents aged 65 and over, which amounts to 4,069 people. Health outcomes among seniors are particularly strong, broadly in line with the general population's health profile.

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

Oyster Bay-Como-Jannali exhibited above-average cultural diversity, with 20.7% of its residents born overseas and 12.6% speaking a language other than English at home. Christianity was the predominant religion in Oyster Bay-Como-Jannali, accounting for 58.6%, compared to 61.9% across Greater Sydney. The top three ancestry groups were English (28.4%), Australian (25.9%), and Irish (9.6%).

Notably, Macedonian (0.7%) was overrepresented compared to the regional average of 0.8%. Russian representation was similar at 0.5%, while Welsh was slightly higher at 0.7% versus the regional average of 0.6%.

Oyster Bay - Como - Jannali's population is slightly older than the national pattern

The median age in Oyster Bay - Como - Jannali is 40, which is higher than Greater Sydney's figure of 37 and Australia's figure of 38. The 45-54 cohort is notably over-represented at 15.4%, while the 25-34 cohort is under-represented at 8.1%. Between 2021 and present, the 15-24 age group has grown from 11.6% to 13.4%, and the 75-84 cohort has increased from 5.4% to 6.7%. Conversely, the 25-34 cohort has declined from 8.8% to 8.1%. By 2041, demographic modeling suggests significant changes in Oyster Bay - Como - Jannali's age profile. The 85+ age cohort is projected to surge dramatically, expanding by 780 people (165%) from 474 to 1,255. Notably, the combined 65+ age groups will account for 74% of total population growth, reflecting the area's aging demographic profile. Meanwhile, the 45-54 and 15-24 cohorts are expected to experience population declines.