Berowra - Brooklyn - Cowan

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 11,758 as of November 2025. This figure represents a decrease of 32 individuals (0.3%) since the 2021 Census, which reported a population of 11,790 people. The change is inferred from the estimated resident population of 11,735 from the ABS as of June 2024 and an additional 14 validated new addresses since the Census date. This results in a population density ratio of 143 persons per square kilometer, offering significant space per person with potential for further development. Overseas migration primarily drove recent population growth, contributing approximately 62.7% of overall population gains.

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 employs 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 population trends suggest lower quartile growth, with the area projected to expand by 399 persons to 2041 based on the latest annual ERP population numbers, reflecting a total gain of 3.1% over the 17-year period.

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 averaged approximately 24 new dwelling approvals per year from FY-21 to FY-25, with a total of 122 homes approved during this period. In FY-26, there have been 6 new dwelling approvals so far. The population has decreased over this time, yet housing supply has remained adequate relative to demand, resulting in a balanced market with good buyer choice.

The average construction cost value for new properties is $490,000, aligning with regional trends. Commercial development activity appears balanced, with $11.3 million in commercial approvals registered in the current financial year. Compared to Greater Sydney, Berowra-Brooklyn-Cowan has around three-quarters the rate of new dwelling approvals per person and ranks among the 38th percentile nationally, indicating more limited choices for buyers and supporting demand for existing homes. New building activity consists of 95% detached dwellings and 5% townhouses or apartments, preserving the area's traditional low-density character with a focus on family homes.

The estimated population per dwelling approval is 427 people, reflecting its quiet, low-activity development environment. By 2041, Berowra-Brooklyn-Cowan is projected to grow by 370 residents, suggesting that current development patterns should readily meet demand and offer good conditions for buyers while potentially facilitating further population growth beyond current projections.

Berowra - Brooklyn - Cowan has strong levels of nearby infrastructure activity, ranking in the top 40% nationally

Changes to local infrastructure significantly impact an area's performance. AreaSearch has identified three projects likely to affect this region: Newcastle-Sydney and Wollongong-Sydney Rail Line Upgrades, Kooroowall-undi (Peat Island) and Foreshore Development Project, Old Mooney Mooney Creek Bridge Maintenance, Connecting Northern Beaches - Cycling & Walking Paths. The following details projects most relevant to the area.

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Berowra - Brooklyn - Cowan has seen below average employment performance when compared to national benchmarks

Berowra-Brooklyn-Cowan has a well-educated workforce with notable representation in the technology sector. As of June 2025, the unemployment rate is 4.4%.

There are 6,553 residents employed, which is 0.3% higher than Greater Sydney's unemployment rate of 4.2%. The workforce participation rate is 67.8%, compared to Greater Sydney's 60.0%. Key employment industries include health care & social assistance, education & training, and professional & technical services. Education & training has a particularly strong representation, with an employment share 1.4 times the regional level.

Conversely, transport, postal & warehousing is under-represented at 3.2%, compared to Greater Sydney's 5.3%. The area may have limited local employment opportunities, as indicated by Census data showing fewer working residents than expected based on population. Between June 2024 and June 2025, the labour force decreased by 0.3% while employment declined by 1.2%, causing unemployment to rise by 0.9 percentage points. In contrast, Greater Sydney saw employment growth of 2.6% and labour force growth of 2.9%. Statewide in NSW, employment contracted by 0.03% between Nov-24 and Nov-25, losing 2,260 jobs, with an unemployment rate of 3.9%, compared to the national rate of 4.3%. National employment forecasts from May-25 project a 6.6% increase over five years and 13.7% over ten years. Applying these projections to Berowra-Brooklyn-Cowan's employment mix suggests local employment should grow by 7.0% over five years and 14.3% over ten years, although this is a simple extrapolation for illustrative purposes and does not account for localized population projections.

Income metrics indicate excellent economic conditions, with the area achieving higher performance than 75% of national locations assessed by AreaSearch

AreaSearch's latest postcode level ATO data for financial year 2022 indicates that Berowra - Brooklyn - Cowan SA2 has extremely high incomes nationally. The median income is $60,388 and the average income stands at $81,606. This contrasts with Greater Sydney's figures of a median income of $56,994 and an average income of $80,856. Based on Wage Price Index growth of 12.61% since financial year 2022, current estimates for September 2025 would be approximately $68,003 (median) and $91,897 (average). Census data reveals that household, family and personal incomes all rank highly in Berowra - Brooklyn - Cowan, between the 75th and 90th percentiles nationally. Income brackets indicate that the predominant cohort spans 28.0% of locals (3,292 people) in the $1,500 - 2,999 category, consistent with broader trends across the broader area showing 30.9% in the same category. The substantial proportion of high earners (42.0% above $3,000/week) indicates strong economic capacity throughout Berowra - Brooklyn - Cowan. Housing accounts for 13.9% of income while strong earnings rank residents within the 90th percentile for disposable income and the area's SEIFA income ranking places it in the 9th decile.

Berowra - Brooklyn - Cowan is characterized by a predominantly suburban housing profile, with above-average rates of outright home ownership

In Berowra - Brooklyn - Cowan, as recorded in the latest Census, 94.2% of dwellings were houses, with the remaining 5.9% comprising semi-detached homes, apartments, and other types. This contrasts with Sydney metro's dwelling composition of 61.4% houses and 38.6% other dwellings. Home ownership in Berowra - Brooklyn - Cowan stood at 40.0%, with mortgaged dwellings making up 47.6% and rented ones accounting for 12.3%. The median monthly mortgage repayment in the area was $2,528, exceeding Sydney metro's average of $2,500. Weekly rent in Berowra - Brooklyn - Cowan was recorded at $560, compared to Sydney metro's $480. Nationally, mortgage repayments in Berowra - Brooklyn - Cowan were significantly higher than the Australian average of $1,863, and rents were substantially above the national figure of $375.

Berowra - Brooklyn - Cowan features high concentrations of family households, with a higher-than-average median household size

Family households account for 83.1% of all households, consisting of 46.9% couples with children, 26.4% couples without children, and 9.4% single parent families. Non-family households comprise the remaining 16.9%, with lone person households at 15.9% and group households making up 1.1% of the total. The median household size is 2.9 people, which is larger than the Greater Sydney average of 2.7.

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 the 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+, with advanced diplomas at 11.9% and certificates at 22.6%. Educational participation is high, with 31.0% currently enrolled in formal education.

This includes 10.6% in primary, 9.6% in secondary, and 5.0% in tertiary education.

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

Analysis of public transport in the Berowra - Brooklyn - Cowan area shows 103 active transport stops operating. These include ferry, train, and bus services. There are 25 individual routes serving these stops, collectively providing 4,350 weekly passenger trips.

Transport accessibility is rated as good, with residents typically located 236 meters from the nearest stop. Service frequency averages 621 trips per day across all routes, equating to approximately 42 weekly trips per individual stop.

The level of general health in Berowra - Brooklyn - Cowan is notably higher than the national average with both young and old age cohorts seeing low prevalence of common health conditions

Berowra-Brooklyn-Cowan demonstrates above-average health outcomes. Both young and old age cohorts have low prevalence of common health conditions.

The rate of private health cover is exceptionally high at approximately 61% of the total population (7,148 people), compared to the national average of 55.3%. The most common medical conditions are asthma and arthritis, impacting 8.3 and 7.8% of residents respectively. 69.7% of residents declare themselves completely clear of medical ailments, compared to 74.0% across Greater Sydney. The area has 18.3% of residents aged 65 and over (2,148 people), which is higher than the 17.1% in Greater Sydney. Health outcomes among seniors are particularly strong, broadly in line with the general population's health profile.

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, as of the 2016 Census, had cultural diversity above average with 11.4% speaking a language other than English at home and 23.7% born overseas. Christianity was the main religion, comprising 51.5%. Judaism, however, was overrepresented at 0.5%, compared to Greater Sydney's 0.4%.

In ancestry, the top three groups were English (30.7%), Australian (26.6%), and Irish (8.4%), all substantially higher than regional averages. Other notable divergences included Welsh at 0.8% (vs 0.5% regionally), Russian at 0.5% (vs 0.6%), and Hungarian at 0.4% (vs 0.3%).

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 median age of 38 years. The 45-54 age group comprises 15.8% of the population compared to Greater Sydney, while the 25-34 cohort 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 cohort increased from 5.5% to 6.9%. Conversely, the 25-34 cohort declined from 6.8% to 5.6%, and the 5-14 group decreased from 15.2% to 14.0%. Population forecasts for 2041 indicate substantial demographic changes in Berowra - Brooklyn - Cowan, with the 85+ age group expected to grow by 183% (363 people), reaching 562 from 198. Notably, the combined 65+ age groups will account for 95% of total population growth, reflecting the area's aging demographic profile. In contrast, the 55-64 and 0-4 cohorts are expected to experience population declines.