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This analysis uses Suburbs and Localities (SAL) boundaries, which can materially differ from Statistical Areas (SA2) even when sharing the same name.
SAL boundaries are defined by Australia Post and the Australian Bureau of Statistics to represent commonly-known suburb names used in postal addresses.
Statistical Areas (SA2) are designed for census data collection and may combine multiple suburbs or use different geographic boundaries. For comprehensive analysis, consider reviewing both boundary types if available.
est. as @ -- *
2021 Census | -- people
Sales Activity
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Population
Population growth drivers in Parklea are slightly above average based on AreaSearch's ranking of recent, and medium term trends
As of Feb 2026, Parklea's population is estimated at around 3,688, reflecting an increase of 4 people since the 2021 Census which reported a population of 3,684. This change was inferred from AreaSearch's estimation of the resident population based on the latest ERP data release by the ABS (June 2024) and two validated new addresses since the Census date. The suburb's population density is approximately 3,479 persons per square kilometer, placing it in the upper quartile relative to national locations assessed by AreaSearch. Recent population growth was primarily driven by overseas migration contributing around 66% of overall gains. AreaSearch uses ABS/Geoscience Australia projections for each SA2 area, released in 2024 with a base year of 2022, and NSW State Government's SA2 level projections for areas not covered by this data, 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. Parklea is expected to increase its population by approximately 252 persons to 2041, reflecting an increase of around 6.8% over the 17-year period based on aggregated SA2-level projections.
Frequently Asked Questions - Population
Development
The level of residential development activity in Parklea is very low in comparison to the average area assessed nationally by AreaSearch
Based on AreaSearch analysis of ABS building approval numbers allocated from statistical area data, Parklea has experienced around 2 dwellings receiving development approval annually over the past five financial years ending June 30, totalling an estimated 13 homes. In the current financial year, FY-26, recorded approvals are 0 as of now. Population decline in recent years has maintained adequate housing supply relative to demand, resulting in a well-balanced market with good buyer choice.
New properties are constructed at an average expected construction cost value of $817,000, indicating developer focus on the premium segment with upmarket properties. Compared to Greater Sydney, Parklea shows substantially reduced new construction activity, which generally supports stronger demand and values for established properties. This limited supply is also below the national average, suggesting the area's established nature and potential planning limitations. Recent building activity consists entirely of detached houses, maintaining Parklea's traditional suburban character with a focus on family homes appealing to those seeking space. Notably, developers are constructing more detached housing than the existing pattern implies (68.0% at Census), reflecting persistent strong demand for family homes despite densification trends.
With around 3658 people per dwelling approval, Parklea reflects a highly mature market. According to AreaSearch's latest quarterly estimate, Parklea is forecasted to gain 252 residents by the year 2041. If current construction levels persist, housing supply could lag population growth, potentially intensifying buyer competition and underpinning price growth.
Frequently Asked Questions - Development
Infrastructure
Parklea has very high levels of nearby infrastructure activity, ranking in the top 10% nationally
Changes to local infrastructure significantly affect an area's performance. AreaSearch identified two projects that may impact this region. Notable projects are Blacktown City Beach Volleyball Courts, Stanhope Gardens Village Centre, The Ponds High School Upgrade, and Bella Vista and Kellyville TOD Accelerated Precincts. The following list details those 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
Norwest City
A $3 billion+ masterplanned transformation by Mulpha, evolving the 377-hectare Norwest Business Park into a smart city and innovation hub. Key components include Norwest Quarter, a zero-carbon residential precinct featuring towers like Banksia and Lacebark (Stage 1 completed late 2025), and a $2.14 billion redevelopment of Norwest Marketown into a mixed-use town center with retail, education, and professional services. The precinct integrates LoRaWAN smart infrastructure, 46 hectares of open space, and the '30-minute city' concept centered around the Norwest Metro station, targeting 60,000 workers by the 2040s.
Sydney Metro West
A $27-$29 billion, 24-kilometre underground metro railway doubling rail capacity between Greater Parramatta/Westmead and the Sydney CBD. The project features 9 fully accessible, driverless stations and aims to support employment growth with a targeted 2032 opening. As of 2026, major contract signings have progressed, including the Linewide Package for track and rail systems, and the TSMO contract for 16 next-generation AI-powered trains. Tunnelling is complete on the western section, and station construction is accelerating at sites like Westmead and Hunter Street.
Securing Our Water Supply - Quakers Hill to Prospect
A State Significant Infrastructure project by Sydney Water to produce purified recycled water (PRW) for Greater Sydney. The scheme involves upgrading the Quakers Hill Water Resource Recovery Facility, constructing a new Advanced Water Treatment Plant (AWTP), and laying pipelines to transfer purified water to Prospect Reservoir. It aims to provide up to 25% of Sydney's water needs by 2056, enhancing climate resilience and drought security.
Securing Our Water Supply - Quakers Hill to Prospect (Purified Recycled Water Scheme)
Sydney Water is delivering advanced treatment upgrades at the Quakers Hill Water Resource Recovery Facility and a new Purified Recycled Water (PRW) plant. The scheme involves treating water using ultrafiltration, reverse osmosis, and advanced oxidation to meet strict drinking standards, then transferring it via a new pipeline to Prospect Reservoir. This project is a key climate-resilient water security initiative for Greater Sydney, designed to supplement the city's drinking water supply regardless of rainfall and support future population growth.
Lakeview Private Hospital
A premier multidisciplinary private hospital in Norwest, Sydney, established in 2015 and operated by a specialist doctors group. The facility provides comprehensive surgical services, inpatient and day rehabilitation, and a large hydrotherapy pool. In February 2025, it officially launched its new Cancer Care and Infusion Centre, offering advanced therapies, chemotherapy, and cold cap therapy. Recent 2025 updates include green initiatives such as LED lighting upgrades and the reintroduction of sustainable patient water systems.
Rouse Hill Hospital
A new $910 million state-of-the-art public hospital designed to support Sydney's rapidly growing North West. The facility features a digital-first approach with 300+ beds, a comprehensive emergency department, and birthing services. Key architectural features include a 'care arcade' for retail and cafes, multi-storey parking, and integrated green spaces. The project is a joint venture between the NSW and Commonwealth Governments, serving as a vital health hub connected to the broader Western Sydney health network.
Bella Vista and Kellyville TOD Accelerated Precincts
A State-led Transport Oriented Development (TOD) program transforming 52 hectares around Bella Vista and Kellyville Metro stations. The initiative fast-tracks rezoning to enable 4,600 additional homes and 3,800 jobs, supported by a $520 million state investment in community infrastructure. Key features include a flagship business hub at Bella Vista, a local neighborhood center at Kellyville, and mandatory affordable housing contributions of 3-10%. Major sub-projects like Landen's 444-home development on Memorial Avenue are slated to begin construction in mid-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.
Employment
Employment conditions in Parklea demonstrate strong performance, ranking among the top 35% of areas assessed nationally
Parklea has an educated workforce with strong professional services representation. Its unemployment rate was 2.0% in the past year, with estimated employment growth of 2.8%. As of December 2025, 1,511 residents are employed at a 2.2% lower unemployment rate than Greater Sydney's 4.2%.
Workforce participation is lower at 48.2%, compared to Greater Sydney's 70.2%. A high 48.5% of residents work from home, potentially influenced by Covid-19 lockdowns. Dominant employment sectors include health care & social assistance, professional & technical, and retail trade. Finance & insurance is particularly strong with an employment share 1.3 times the regional level.
Construction has limited presence at 5.7%, compared to the regional average of 8.6%. Local employment opportunities appear limited, as indicated by Census data comparing working population to resident population. Between December 2024 and December 2025, employment increased by 2.8% while labour force grew by 2.5%, reducing the unemployment rate by 0.3 percentage points. In contrast, Greater Sydney recorded employment growth of 2.2% and a marginal increase in unemployment. National employment forecasts from Jobs and Skills Australia, issued in May-25, project national employment growth of 6.6% over five years and 13.7% over ten years. Applying these projections to Parklea's employment mix suggests local employment should increase by 6.8% over five years and 14.1% over ten years, though this is a simplified extrapolation for illustrative purposes only.
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
According to AreaSearch's aggregation of the latest postcode level ATO data released for financial year ended June 2023, Parklea had a median income among taxpayers of $63,143 and an average income of $76,340. These figures are higher than national averages of $60,817 and $83,003 respectively for Greater Sydney. Based on Wage Price Index growth of 8.86% from financial year ended June 2023 to September 2025, estimated median income would be approximately $68,737 and average income $83,104 by that date. Census data shows household incomes rank at the 95th percentile with weekly earnings of $2,832. The dominant earnings bracket in Parklea is $1,500 - $2,999, with 36.4% of residents (1,342 people) falling within this range, reflecting a similar pattern seen in the metropolitan region where 30.9% occupy this range. A substantial proportion of high earners, 46.3%, have weekly incomes above $3,000. High housing costs consume 17.6% of income, but strong earnings place disposable income at the 94th percentile. The area's SEIFA income ranking places it in the 6th decile.
Frequently Asked Questions - Income
Housing
Parklea displays a diverse mix of dwelling types, with ownership patterns similar to the broader region
Parklea's dwelling structure, as per the latest Census, consisted of 67.6% houses and 32.4% other dwellings (semi-detached, apartments, 'other' dwellings). This contrasted with Sydney metro's figures of 55.9% houses and 44.1% other dwellings. Home ownership in Parklea stood at 15.1%, with mortgaged dwellings at 62.1% and rented ones at 22.8%. The median monthly mortgage repayment was $2,600, exceeding the Sydney metro average of $2,427. The median weekly rent in Parklea was $550, higher than Sydney metro's $470. Nationally, Parklea's mortgage repayments were significantly higher than the Australian average of $1,863, and rents were substantially above the national figure of $375.
Frequently Asked Questions - Housing
Household Composition
Parklea features high concentrations of family households, with a higher-than-average median household size
Family households constitute 90.2% of all households, including 63.3% couples with children, 15.8% couples without children, and 11.0% single parent families. Non-family households comprise the remaining 9.8%, with lone person households at 7.1% and group households making up 2.3% of the total. The median household size is 3.5 people, which is larger than the Greater Sydney average of 2.7.
Frequently Asked Questions - Households
Local Schools & Education
Parklea demonstrates exceptional educational outcomes, ranking among the top 5% of areas nationally based on AreaSearch's comprehensive analysis of qualification and performance metrics
Parklea's educational attainment is notably higher than national averages. Among residents aged 15 and above, 53.1% have university qualifications, compared to 30.4% nationally and 32.2% in NSW. Bachelor degrees are the most common at 35.3%, followed by postgraduate qualifications (15.6%) and graduate diplomas (2.2%). Vocational credentials are also prevalent, with 28.2% of residents holding such qualifications – advanced diplomas account for 12.9% and certificates for 15.3%.
Educational participation is high, with 57.2% of residents currently enrolled in formal education. This includes 19.4% in primary education, 15.8% in secondary education, and 12.2% pursuing tertiary education.
Frequently Asked Questions - Education
Schools Detail
Nearby Services & Amenities
Transport
Transport servicing is good compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility
Parklea has seven active public transport stops operating within the area. These stops serve a mix of bus routes, totaling 22 different routes that facilitate 1,064 weekly passenger trips collectively. Transport accessibility is rated as excellent, with residents typically located 194 meters from the nearest transport stop. The majority of residents in this primarily residential area commute outward, predominantly by car at a rate of 82%, followed by train at 9% and bus at 7%. On average, there are 1.7 vehicles per dwelling, which is higher than the regional average. According to the 2021 Census, 48.5% of residents work from home, possibly due to COVID-19 conditions.
The service frequency averages 152 trips per day across all routes, equating to approximately 152 weekly trips per individual stop.
Frequently Asked Questions - Transport
Transport Stops Detail
Health
Parklea's residents are extremely healthy with very low prevalence of common health conditions across all age groups
Analysis shows Parklea performed well on health metrics based on AreaSearch's assessment of mortality rates and chronic condition prevalence. Common health conditions had very low prevalence across all age groups.
Private health cover was found to be high at approximately 57% of the total population, around 2,105 people. This compares to a rate of 59.9% in Greater Sydney. The most common medical conditions were asthma and diabetes, affecting 5.6 and 5.2% of residents respectively. A total of 79.0% declared themselves completely clear of medical ailments, compared to 74.6% across Greater Sydney. In Parklea, 7.7% of residents are aged 65 and over, around 283 people, which is lower than the 15.4% in Greater Sydney. Health outcomes among seniors were strong, with national rankings broadly in line with the general population.
Frequently Asked Questions - Health
Cultural Diversity
Parklea is among the most culturally diverse areas in the country based on AreaSearch assessment of a range of language and cultural background related metrics
Parklea has a high cultural diversity, with 44.7% of its population born overseas and 57.7% speaking a language other than English at home. Christianity is the main religion in Parklea, comprising 41.7% of people. Hinduism is overrepresented, making up 20.8% of the population compared to the Greater Sydney average of 5.2%.
The top three ancestry groups are Other (26.2%), Indian (20.7%), and Australian (12.4%). Notably, Filipino (6.4%) Sri Lankan (1.1%), and Serbian (0.8%) ethnic groups are overrepresented in Parklea compared to regional averages of 2.0%, 0.3%, and 0.5% respectively.
Frequently Asked Questions - Diversity
Age
Parklea's population is younger than the national pattern
At 36 years, Parklea's median age is nearly matching Greater Sydney's average of 37 years, which is slightly below the Australian median of 38 years. Compared to Greater Sydney, Parklea has a higher proportion of residents aged 35-44 (20.5%) but fewer residents aged 65-74 (4.6%). This concentration of 35-44 year-olds is well above the national average of 14.3%. Between the 2021 Census and now, the proportion of Parklea's population aged 45 to 54 has grown from 14.4% to 16.1%, while the proportion of residents aged 15 to 24 increased from 14.1% to 15.7%. Conversely, the proportion of residents aged 25 to 34 has declined from 20.7% to 18.1%, and the proportion of those aged 35 to 44 has dropped from 21.7% to 20.5%. Demographic modeling suggests that Parklea's age profile will change significantly by 2041. The 45 to 54 age group is projected to grow by 30%, adding 180 residents to reach a total of 774. In contrast, both the 0 to 4 and 5 to 14 age groups are expected to decrease in number.