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This analysis uses ABS Statistical Areas Level 2 (SA2) boundaries, which can materially differ from Suburbs and Localities (SAL) even when sharing similar names.
SA2 boundaries are defined by the Australian Bureau of Statistics and are designed to represent communities for statistical reporting (e.g., census and ERP).
Suburbs and Localities (SAL) represent commonly-used suburb/locality names (postal-style areas) and may use different geographic boundaries. For comprehensive analysis, consider reviewing both boundary types if available.
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ABS ERP | -- people | --
2021 Census | -- people
Sales Activity
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Population
Berowra - Brooklyn - Cowan is positioned among the lower quartile of areas assessed nationally for population growth based on AreaSearch's assessment of recent, and medium term trends
AreaSearch's analysis indicates Berowra - Brooklyn - Cowan's population is approximately 12,100 as of February 2026. This marks an increase of 310 people, representing a 2.6% rise since the 2021 Census, which reported a population of 11,790. The change is inferred from the estimated resident population of 11,729 in June 2024 and an additional 15 validated new addresses since the Census date. This results in a density ratio of 148 persons per square kilometer, suggesting ample space per person and potential for further development. Overseas migration primarily drove recent population growth, contributing approximately 62.7% of overall gains.
AreaSearch employs 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 uses 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. Future demographic trends anticipate lower quartile growth for Australian statistical areas. Berowra - Brooklyn - Cowan is expected to grow by 399 persons to 2041, reflecting an increase of approximately 0.2% in total over the 17 years based on the latest annual ERP population numbers.
Frequently Asked Questions - Population
Development
AreaSearch assessment of residential development drivers sees a low level of activity in Berowra - Brooklyn - Cowan, placing the area among the bottom 25% of areas assessed nationally
Berowra-Brooklyn-Cowan has recorded approximately 24 residential property approvals per year over the past five financial years, totalling 122 homes. As of FY-26, nine approvals have been recorded. The area's population decline in recent years suggests that new supply has kept pace with demand, providing good options for buyers. The average construction cost value of new homes is $479,000, indicating a focus on the premium market segment.
This financial year, $11.3 million in commercial approvals have been registered, showing moderate levels of commercial development compared to Greater Sydney. Berowra-Brooklyn-Cowan records about three-quarters the building activity per person and ranks among the 38th percentile nationally, suggesting relatively constrained buyer choice and interest in existing dwellings. This is reflective of the area's maturity and potential planning constraints. New building activity consists predominantly of standalone homes (95%), maintaining the area's traditional low-density character.
The estimated population density is 427 people per dwelling approval. According to AreaSearch quarterly estimates, Berowra-Brooklyn-Cowan is projected to gain 28 residents by 2041. Based on current development patterns, new housing supply should meet demand, offering favourable conditions for buyers and potentially facilitating population growth beyond projections.
Frequently Asked Questions - Development
Infrastructure
Berowra - Brooklyn - Cowan has very high levels of nearby infrastructure activity, ranking in the top 10% nationally
The performance of an area can significantly be influenced by changes in local infrastructure, major projects, and planning initiatives. AreaSearch has identified three projects that are expected to impact the area. Notable projects include the Newcastle-Sydney and Wollongong-Sydney Rail Line Upgrades, Kooroowall-undi (Peat Island) and Foreshore Development Project, Old Mooney Mooney Creek Bridge Maintenance, and Connecting Northern Beaches - Cycling & Walking Paths. The following list details those projects that are likely to be most relevant.
Professional plan users can use the search below to filter and access additional projects.
INFRASTRUCTURE SEARCH
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Frequently Asked Questions - Infrastructure
Northern Beaches Coast Walk
A 36km continuous coastal walking trail linking Manly to Palm Beach via beaches and headlands. The project involves upgrading existing paths and connecting them with new boardwalks, viewing platforms, and safety improvements. As of February 2026, major remaining segments between Newport and Avalon are under active construction, including a shared-user path through Eric Green Reserve and the Long Reef boardwalk replacement.
Mona Vale Hospital Reconfiguration
The Mona Vale Hospital Reconfiguration has transformed the campus into a specialized hub for rehabilitation, sub-acute, and community health services. Key components include a new 20-bed building housing a Geriatric Evaluation and Management (GEM) unit and the Northern Beaches' first dedicated palliative care unit. The project also involved refurbishing the former Emergency Department into a 24/7 Urgent Care Centre, constructing a new support services building, and relocating the helipad to ensure seamless integration with the Northern Beaches Hospital.
Low and Mid-Rise Housing Policy
State-wide NSW planning reforms to enable diverse low and mid-rise housing, including dual occupancies, terraces, townhouses, and apartment buildings up to 6 storeys. The policy applies to residential zones within 800m of 171 nominated transport hubs and town centres. Stage 1 (dual occupancies) commenced 1 July 2024, and Stage 2 (mid-rise apartments and terraces) commenced 28 February 2025. In June 2025, further amendments adjusted aircraft noise thresholds and clarified storey definitions to expand the policy's reach. The initiative is expected to facilitate approximately 112,000 additional homes by 2030.
Sydney Metro
Australia's largest public transport project, comprising four main lines. As of February 2026, the City & Southwest M1 line is operational to Sydenham, with the Sydenham-to-Bankstown conversion reaching 80% completion and intensive dynamic train testing underway for a late 2026 opening. Sydney Metro West has achieved major tunneling milestones at Westmead, with fit-out contracts worth $11.5 billion signed to target a 2032 opening. The Western Sydney Airport line remains under heavy construction with stations and viaducts progressing for an opening aligned with the airport in late 2026.
Sydney Metro Northwest
First stage of Sydney Metro featuring a 36km automated rail line from Chatswood to Tallawong with 13 stations including Tallawong and Rouse Hill. The system includes 15.5km twin tunnels (longest in Sydney), 4km elevated skytrain, and 4,000 car parking spaces across stations. Automated trains run every 4 minutes during peak hours. This $8.3 billion investment opened in May 2019 and serves as a crucial transport backbone for northwest Sydney development.
Hills Shire Council Delivery Program and Operational Plan 2024-2025 Infrastructure Works
A 162.8 million AUD infrastructure program central to the Hills Shire Council's 2024-2025 budget, focusing on critical growth areas like Box Hill and North Kellyville. Major works include the 24.4 million AUD upgrade of Annangrove Road to four lanes, the 20.2 million AUD Withers Road upgrade, and the 28.5 million AUD Boundary Road transformation. The plan also encompasses new cycleways along Cattai Creek, the expansion of Livvi's Place at Bernie Mullane Sports Complex, and a 7 million AUD investment in footpaths and bridges to support the region's rapid population growth.
Newcastle-Sydney and Wollongong-Sydney Rail Line Upgrades
Program of upgrades to existing intercity rail corridors linking Newcastle-Central Coast-Sydney and Wollongong-Sydney to reduce travel times and improve reliability. Current scope includes timetable and service changes under the Rail Service Improvement Program, targeted network upgrades (signalling, power, station works) and the introduction of the Mariyung intercity fleet on the Central Coast & Newcastle Line, alongside Federal planning led by the High Speed Rail Authority for a dedicated Sydney-Newcastle high speed corridor.
Opal Next Generation Ticketing System
NSW is upgrading the Opal ticketing system to an account-based platform (Opal Next Gen). The program adds digital Opal cards to device wallets, expands contactless options, modernises bus equipment, and improves apps and web services for planning, payment and travel information. Procurement and enabling contracts are underway led by Transport for NSW.
Employment
The employment landscape in Berowra - Brooklyn - Cowan shows performance that lags behind national averages across key labour market indicators
Berowra - Brooklyn - Cowan has an educated workforce with a notable technology sector representation. Its unemployment rate is 4.8%. As of September 2025, there are 6,361 employed residents, with an unemployment rate of 4.8%, which is 0.6% above Greater Sydney's rate of 4.2%.
Workforce participation is at 70.0%, the same as Greater Sydney's average. According to Census responses, 49.9% of residents work from home. Key industries include health care & social assistance, education & training, and professional & technical services. Education & training has a high concentration with employment levels at 1.4 times the regional average.
Conversely, transport, postal & warehousing shows lower representation at 3.2%, compared to the regional average of 5.3%. The area may have limited local employment opportunities, as indicated by the difference between Census working population and resident population numbers. Between September 2024 and September 2025, Berowra - Brooklyn - Cowan's labour force increased by 0.2%, while employment declined by 0.9%, causing unemployment to rise by 1.1 percentage points. In contrast, Greater Sydney saw employment growth of 2.1% and labour force growth of 2.4%, with a slight increase in unemployment of 0.2 percentage points. National employment forecasts from Jobs and Skills Australia for May-25 project national employment growth at 6.6% over five years and 13.7% over ten years. Applying these projections to Berowra - Brooklyn - Cowan's industry mix suggests local employment should increase by approximately 7.0% over five years and 14.3% over ten years, based on a simple weighting extrapolation for illustrative purposes.
Frequently Asked Questions - Employment
Income
Income metrics indicate excellent economic conditions, with the area achieving higher performance than 75% of national locations assessed by AreaSearch
The Berowra-Brooklyn-Cowan SA2 had an extremely high national income level according to AreaSearch's aggregation of latest ATO data for the financial year 2023. Its median income among taxpayers was $64,296 and average income stood at $82,834, compared to Greater Sydney's figures of $60,817 and $83,003 respectively. Based on Wage Price Index growth of 8.86% since financial year 2023, estimates for September 2025 would be approximately $69,993 (median) and $90,173 (average). According to 2021 Census figures, incomes in Berowra-Brooklyn-Cowan rank highly nationally, between the 75th and 90th percentiles for household, family, and personal incomes. Income distribution shows that 28.0% of residents (3,388 people) fall within the $1,500-$2,999 bracket, mirroring regional levels where 30.9% occupy this bracket. The area demonstrates considerable affluence with 42.0% earning over $3,000 per week, supporting premium retail and service offerings. Housing accounts for 13.9% of income while strong earnings rank residents within the 90th percentile for disposable income. The area's SEIFA income ranking places it in the 9th decile.
Frequently Asked Questions - Income
Housing
Berowra - Brooklyn - Cowan is characterized by a predominantly suburban housing profile, with above-average rates of outright home ownership
The dwelling structure in Berowra - Brooklyn - Cowan, as per the latest Census, consisted of 94.2% houses and 5.9% other dwellings. In comparison, Sydney metro had 55.9% houses and 44.1% other dwellings. Home ownership in Berowra - Brooklyn - Cowan stood at 40.0%, with mortgaged dwellings at 47.6% and rented ones at 12.3%. The median monthly mortgage repayment was $2,528, higher than Sydney metro's average of $2,427. The median weekly rent figure was $560, compared to Sydney metro's $470. Nationally, Berowra - Brooklyn - Cowan's mortgage repayments were significantly higher at $1,863 and rents substantially above the national average of $375.
Frequently Asked Questions - Housing
Household Composition
Berowra - Brooklyn - Cowan features high concentrations of family households, with a higher-than-average median household size
Family households constitute 83.1% of all households, including 46.9% couples with children, 26.4% couples without children, and 9.4% single parent families. Non-family households account for the remaining 16.9%, with lone person households at 15.9% and group households comprising 1.1%. The median household size is 2.9 people, larger than the Greater Sydney average of 2.7.
Frequently Asked Questions - Households
Local Schools & Education
Berowra - Brooklyn - Cowan shows strong educational performance, ranking in the upper quartile nationally when assessed across multiple qualification and achievement indicators
The area's university qualification rate is 36.6%, significantly lower than the SA4 region average of 57.1%. Bachelor degrees are most common at 24.1%, followed by postgraduate qualifications (9.2%) and graduate diplomas (3.3%). Vocational credentials are held by 34.5% of residents aged 15 and above, with advanced diplomas at 11.9% and certificates at 22.6%. Educational participation is high, with 31.0% of residents currently enrolled in formal education.
This includes 10.6% in primary education, 9.6% in secondary education, and 5.0% pursuing tertiary education.
Frequently Asked Questions - Education
Schools Detail
Nearby Services & Amenities
Transport
Transport servicing is moderate compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility
The analysis of public transportation in Berowra - Brooklyn - Cowan indicates that there are 117 active transport stops operating within the area. These stops offer a mix of ferry, train, and bus services. The stops are serviced by 22 individual routes, collectively providing 1,822 weekly passenger trips. Transport accessibility is rated as good, with residents typically located 235 meters from the nearest transport stop. As a primarily residential area, most residents commute outward. Car remains the dominant mode of transportation at 84%, with train being used by 9% of residents.
Vehicle ownership averages 1.6 per dwelling, which is above the regional average. According to the 2021 Census, a high percentage of residents, specifically 49.9%, work from home. This may be reflective of COVID-19 conditions. Service frequency averages 260 trips per day across all routes, equating to approximately 15 weekly trips per individual stop. The accompanying map shows the 100 nearest stops to the location centrepoint.
Frequently Asked Questions - Transport
Transport Stops Detail
Health
Berowra - Brooklyn - Cowan's residents boast exceedingly positive health performance metrics with both young and old age cohorts seeing low prevalence of common health conditions
AreaSearch's assessment of health outcomes data shows excellent results across Berowra-Brooklyn-Cowan. Mortality rates and chronic condition prevalence were low for both young and old age cohorts.
Private health cover was exceptionally high at approximately 61% of the total population (7,356 people), compared to the national average of 55.7%. The most common medical conditions were asthma and arthritis, affecting 8.3 and 7.8% of residents respectively. 69.7% of residents declared themselves completely clear of medical ailments, compared to 74.6% across Greater Sydney. Health outcomes for the under-65 population were better than average. The area has 18.7% of residents aged 65 and over (2,266 people), higher than the 15.4% in Greater Sydney. Health outcomes among seniors were particularly strong, with national rankings broadly in line with the general population.
Frequently Asked Questions - Health
Cultural Diversity
In terms of cultural diversity, Berowra - Brooklyn - Cowan records figures broadly comparable to the national average, as found in AreaSearch's assessment of a number of language and cultural background related metrics
Berowra-Brooklyn-Cowan, found in a study dated "2016 Census", showed cultural diversity above average with 11.4% speaking languages other than English at home and 23.7% born overseas. Christianity was the main religion, comprising 51.5%. Judaism's representation was 0.5%, higher than Greater Sydney's 0.8%.
Ancestry-wise, English (30.7%), Australian (26.6%), and Irish (8.4%) were top groups, all above regional averages of 19.0%, 17.8%, respectively. Notably, Welsh (0.8%), Russian (0.5%), and Hungarian (0.4%) groups showed higher representation compared to regional figures of 0.4%, 0.4%, and 0.3% respectively.
Frequently Asked Questions - Diversity
Age
Berowra - Brooklyn - Cowan's median age exceeds the national pattern
The median age in Berowra-Brooklyn-Cowan is 42 years, which is significantly higher than Greater Sydney's average of 37 years and Australia's average of 38 years. The 45-54 age group constitutes 15.6%, compared to Greater Sydney, while the 25-34 age group makes up 5.6%. Post-2021 Census data shows that the 15-24 age group grew from 12.7% to 14.4%, and the 75-84 age group increased from 5.5% to 7.2%. Conversely, the 5-14 age group declined from 15.2% to 13.8%, and the 25-34 age group decreased from 6.8% to 5.6%. By 2041, population forecasts indicate substantial demographic changes for Berowra-Brooklyn-Cowan. The 85+ age group is expected to grow by 155% (from 220 to 562 people), with the combined 65+ age groups accounting for 96% of total population growth, reflecting the area's aging demographic profile. In contrast, the 0-4 and 55-64 age cohorts are expected to experience population declines.