Baulkham Hills

Population growth drivers in Baulkham Hills are strong compared to national averages based on AreaSearch's ranking of recent, and medium to long-term trends

Based on analysis of Australian Bureau of Statistics (ABS) population updates for the broader area, the estimated population of the suburb of Baulkham Hills is around 38,583 as of Nov 2025. This reflects an increase of 1,168 people (3.1%) since the 2021 Census, which reported a population of 37,415 people. The change is inferred from the resident population of 38,088, estimated by AreaSearch following examination of the latest Estimated Resident Population data release by the ABS in June 2024 and an additional 200 validated new addresses since the Census date. This level of population equates to a density ratio of 2,832 persons per square kilometer, placing it in the upper quartile relative to national locations assessed by AreaSearch. Population growth for the area was primarily driven by overseas migration that contributed approximately 89.0% of overall population gains during recent periods.

AreaSearch is adopting ABS/Geoscience Australia projections for each SA2 area, as released in 2024 with 2022 as the base year. For any SA2 areas not covered by this data, AreaSearch is utilising the NSW State Government's SA2 level projections, as released in 2022 with 2021 as the base year. Growth rates by age group from these aggregations are also applied to all areas for years 2032 to 2041. Considering the projected demographic shifts, an above median population growth of Australian statistical areas is projected, with the area expected to expand by 5,844 persons to 2041 based on aggregated SA2-level projections, reflecting an increase of 14.8% in total over the 17 years.

Recent residential development output has been above average within Baulkham Hills when compared nationally

Baulkham Hills has averaged approximately 147 new dwelling approvals annually. Between FY-21 and FY-25, around 738 homes were approved, with an additional 29 approved in FY-26 to date. This equates to about 1.4 people moving to the area for each dwelling built over the past five financial years.

The average construction value of new properties is $625,000, indicating a focus on quality construction. Commercial development approvals totalled $59.9 million in FY-26, reflecting strong local business investment. Recent construction trends show 41.0% standalone homes and 59.0% medium to high-density housing, marking a shift from the current pattern of 75.0% houses. This change may be due to decreasing developable land availability and evolving lifestyle preferences.

Baulkham Hills has a population density of around 325 people per dwelling approval, characteristic of a low-density area. Population forecasts suggest an increase of 5,720 residents by 2041. At current development rates, new housing supply should meet demand comfortably, providing favourable conditions for buyers and potentially supporting growth beyond current projections.

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

Changes to local infrastructure significantly impact an area's performance. AreaSearch has identified 42 projects likely affecting the region. Notable initiatives include Bellevue Residences, 12-14 Hill Street Mixed Use Development, Sydney Metro West, and Winston Hills Mall Food Court Renovation. 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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AreaSearch analysis indicates Baulkham Hills maintains employment conditions that align with national benchmarks

Baulkham Hills has a highly educated workforce with professional services well represented. Its unemployment rate was 3.8% as of an unspecified past year.

Employment growth over the same period was estimated at 2.8%. As of June 2025, 20,931 residents were employed, with an unemployment rate of 3.8%, which is 0.4% below Greater Sydney's rate of 4.2%. Workforce participation in Baulkham Hills was 64.4%, compared to Greater Sydney's 60.0%. Employment among residents is concentrated in health care & social assistance, professional & technical services, and education & training.

The area shows strong specialization in finance & insurance, with an employment share of 1.3 times the regional level. However, accommodation & food employs only 4.0% of local workers, below Greater Sydney's 5.8%. Over a 12-month period ending in June 2025, employment increased by 2.8%, while the labour force grew by 3.2%, causing the unemployment rate to rise by 0.4 percentage points. In comparison, Greater Sydney saw employment and labour force growth of 2.6% and 2.9% respectively, with a 0.3 percentage point increase in unemployment. Jobs and Skills Australia's national employment forecasts from Sep-22 project overall employment growth of 6.6% over five years and 13.7% over ten years. Applying these projections to Baulkham Hills' employment mix suggests local employment should increase by 7.0% over five years and 14.2% over ten years, though these are simple extrapolations for illustrative purposes only.

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

AreaSearch released its latest postcode level ATO data for financial year 2022. Baulkham Hills' median income among taxpayers was $60,843 with an average of $79,827, ranking high among Australian areas. Greater Sydney's median income was $56,994 and average was $80,856. Based on Wage Price Index growth since financial year 2022, current estimates for Baulkham Hills are approximately $68,515 (median) and $89,893 (average) as of September 2025. Census data shows household, family, and personal incomes in Baulkham Hills rank between the 76th and 90th percentiles nationally. The income bracket of $1,500 - 2,999 is dominant with 30.9% of residents (11,922 people), similar to regional levels where this range also occupies 30.9%. Higher earners make up a substantial presence at 40.8%, indicating strong purchasing power within the community. High housing costs consume 15.4% of income, but strong earnings place disposable income at the 89th percentile. The area's SEIFA income ranking places it in the 9th decile.

Baulkham Hills is characterized by a predominantly suburban housing profile, with above-average rates of outright home ownership

In Baulkham Hills, as per the latest Census evaluation, 75.4% of dwellings were houses with the remaining 24.6% being semi-detached, apartments, or other types. This differs from Sydney metro which had no houses or other dwellings recorded at that time. Home ownership in Baulkham Hills stood at 33.3%, with mortgaged dwellings at 43.9% and rented ones at 22.8%. The median monthly mortgage repayment was $2,600, aligning with Sydney metro's average, while the median weekly rent was $520. Nationally, Baulkham Hills' mortgage repayments were higher than the Australian average of $1,863, and rents were substantially above the national figure of $375.

Baulkham Hills features high concentrations of family households, with a median household size of 3.0 people

Family households constitute 83.0% of all households, including 49.8% couples with children, 23.1% couples without children, and 9.5% single parent families. Non-family households account for the remaining 17.0%, with lone person households at 15.3% and group households comprising 1.6%. The median household size is 3.0 people.

Baulkham Hills 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 Baulkham Hills is notably higher than national and state averages. As of 2016, 44.3% of residents aged 15 and above held university qualifications, compared to 30.4% nationally and 32.2% in NSW. Bachelor degrees were the most common at 27.5%, followed by postgraduate qualifications (14.0%) and graduate diplomas (2.8%). Vocational credentials were also prevalent, with 26.7% of residents holding such qualifications, including advanced diplomas (11.0%) and certificates (15.7%).

Educational participation was high, with 31.5% of residents enrolled in formal education as of 2016. This included 11.9% in primary education, 8.1% in secondary education, and 5.4% pursuing tertiary education. As of 2017, there were 10 schools operating within Baulkham Hills, educating approximately 8,119 students. The area had an ICSEA score of 1126, indicating significant socio-educational advantages and academic achievement. The educational mix included 6 primary, 3 secondary, and 1 K-12 school. With 21.0 school places per 100 residents, Baulkham Hills showed strong educational infrastructure serving both local and surrounding communities.

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

Baulkham Hills has 235 active public transport stops, all of which are bus stops. These stops are served by 148 different routes, together offering 6,173 weekly passenger trips. The accessibility of these services is rated as excellent, with residents on average located just 147 meters from the nearest stop.

On a daily basis, there are an average of 881 trips across all routes, which translates to approximately 26 weekly trips per individual stop.

Baulkham Hills's residents boast exceedingly positive health performance metrics with both young and old age cohorts seeing low prevalence of common health conditions

Baulkham Hills shows excellent health outcomes, with low prevalence of common conditions among both young and elderly residents.

Approximately 58% of its total population of 22,551 have private health cover. The most prevalent medical conditions are arthritis (6.0%) and asthma (5.9%), while 75.8% report no medical ailments, compared to 0% in Greater Sydney overall. As of 2021, 16.9% of residents are aged 65 and over (6,520 people). Seniors' health outcomes align with the general population's profile.

Baulkham Hills is among the most culturally diverse areas in the country based on AreaSearch assessment of a range of language and cultural background related metrics

Baulkham Hills has a high level of cultural diversity, with 41.9% of its population born overseas and 42.9% speaking a language other than English at home. Christianity is the predominant religion in Baulkham Hills, making up 50.2% of the population. Hinduism is notably overrepresented, comprising 9.3%, compared to none across Greater Sydney.

The top three ancestry groups are Australian and English, each comprising 17.2% of the population, followed by Chinese at 13.9%. Korean, Indian, and Lebanese ethnicities are also significantly represented in Baulkham Hills at 2.5%, 7.7%, and 1.9% respectively, compared to none regionally.

Baulkham Hills's population is slightly older than the national pattern

The median age in Baulkham Hills is 39 years, which is higher than Greater Sydney's average of 37 years and close to Australia's national average of 38 years. In comparison to the Greater Sydney average, the cohort aged 5-14 years is notably over-represented at 15.1% in Baulkham Hills, while those aged 25-34 years are under-represented at 8.8%. According to post-2021 Census data, the population of individuals aged 15-24 has increased from 10.9% to 12.5%, while the proportion of those aged 25-34 has decreased from 9.6% to 8.8%. By 2041, significant demographic changes are forecasted for Baulkham Hills. The population aged 75-84 years is expected to grow by 59%, reaching 3,865 people from the current figure of 2,430. This growth will be led by residents aged 65 and older, who represent 55% of the anticipated demographic increase. Conversely, the cohorts aged 0-4 years and 5-14 years are expected to experience population declines.