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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.
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2021 Census | -- people
Sales Activity
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Population
Melonba lies within the top quartile of areas nationally for population growth performance according to AreaSearch analysis of recent, and medium to long-term trends
As of Feb 2026, Melonba's population is estimated at around 8,135, reflecting a 465.3% increase since the 2021 Census which reported 1,439 people. This growth was inferred from AreaSearch's estimate of 7,111 residents, based on latest ERP data release by ABS (June 2024), and an additional 2,291 validated new addresses since the Census date. Melonba's population density is 1,257 persons per square kilometer, above national averages assessed by AreaSearch. This growth exceeded state (7.8%) and Greater Sydney figures, marking Melonba as a regional growth leader. Interstate migration contributed approximately 85% of overall population gains during recent periods, with all drivers being positive factors. AreaSearch adopts ABS/Geoscience Australia projections for each SA2 area, released in 2024 using 2022 as the base year.
For areas not covered by this data, NSW State Government's SA2 level projections are used, released in 2022 with 2021 as the base year. Growth rates by age group from these aggregations are applied to all areas for years 2032 to 2041. Based on aggregated SA2-level projections, Melonba is predicted to experience exceptional growth, placing it in the top 10 percent of national areas, with an expected increase of 4,093 persons by 2041, reflecting a decrease of 19.1% in total over the 17 years.
Frequently Asked Questions - Population
Development
AreaSearch assessment of residential development activity positions Melonba among the top 25% of areas assessed nationwide
Based on AreaSearch analysis of ABS building approval numbers, allocated from statistical area data, Melonba has seen around 526 new homes approved per year. Over the past five financial years, between FY-21 and FY-25, approximately 2,632 homes were approved, with an additional 132 approved so far in FY-26. This indicates that new supply is keeping pace with or exceeding demand, offering ample buyer choice and creating capacity for population growth beyond current forecasts.
The average construction cost value of these new homes is $483,000, demonstrating a developer focus on the premium segment with upmarket properties. In terms of commercial development, Melonba has recorded $995,000 in approvals this financial year, indicating minimal commercial development activity. Compared to Greater Sydney, Melonba shows 2400.0% higher development activity per person, offering buyers greater choice. However, development activity has moderated in recent periods. This is substantially higher than the national average, suggesting strong developer confidence in the location. New building activity in Melonba consists of 81.0% detached dwellings and 19.0% townhouses or apartments, preserving the area's suburban nature with an emphasis on detached housing attracting space-seeking buyers.
This represents a notable shift from the area's existing housing composition, which is currently 99.0% houses. This indicates decreasing availability of developable sites and reflects changing lifestyles and the need for more diverse, affordable housing options. The location has approximately 7 people per dwelling approval, indicating an expanding market. Given stable or declining population forecasts, Melonba may experience less housing pressure in the future, creating favourable conditions for buyers.
Frequently Asked Questions - Development
Infrastructure
Melonba 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 six projects likely impacting the area. Notable ones are Somi Residences, Stockland The Gables Masterplanned Community, Gables Public School and Preschool, and M12 Motorway (Western Sydney Airport Motorway). Below is a list of those most relevant.
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Frequently Asked Questions - Infrastructure
Box Hill Release Area Development
The Box Hill and Box Hill Industrial precincts are part of the NSW Government's North West Growth Area, designed to deliver over 16,000 homes and employment land for 16,000 workers. As of early 2026, approximately 70% of the total residential yield has been approved, with over 6,200 dwellings completed. Key active infrastructure includes the Box Hill Village shopping centre (slated for Q2 2027), the Water Lane Reserve Sports Complex, and various road upgrades including Terry Road and Annangrove Road. The area includes a new town centre, primary and secondary schools, and extensive open space reserves to support a forecast population of over 22,000 residents by 2026.
Marsden Park Precinct
A major masterplanned precinct within Sydney's North West Growth Area. The project is delivering approximately 10,300 new dwellings across a 652-hectare site. Key features include a new strategic town centre, two village centres, 108 hectares of open space, and significant road upgrades to Richmond Road. The precinct is designed to support over 3,000 jobs and includes multiple schools such as Marsden Park Public School and St Luke's Catholic College. While residential subdivisions are well advanced, recent planning updates in 2025-2026 focus on the Marsden Park North expansion and the finalisation of the Strategic Town Centre masterplan to address updated flood resilience standards.
North West Treatment Hub
Sydney Water's $1.5 billion North West Treatment Hub is a 10-year program upgrading the Castle Hill, Rouse Hill, and Riverstone water resource recovery facilities. The project adds 45 ML/day of treatment capacity to support an additional 200,000 house connections. Key features include Australia's first large-scale wastewater biosolids carbonisation facility at Riverstone to produce biochar, a 90% reduction in biosolids volume, and improved recycled water reliability. Construction is being delivered in stages, with major milestones including a new 11kV high-voltage power network and membrane bioreactors to enhance water quality and protect the Hawkesbury-Nepean river system.
Sydney Metro - Tallawong to St Marys Extension
Proposed 20km metro rail extension connecting Tallawong Station to St Marys Station via Marsden Park and Schofields. The project is in the final business case development phase as of 2026, with a protected corridor already gazetted to support growth in the North West Priority Growth Area. It will provide a critical link between the Metro North West line and the Sydney Metro Western Sydney Airport line, facilitating a 30-minute city model for Greater Western Sydney.
Stockland The Gables Masterplanned Community
The Gables is a 293-hectare masterplanned community in Sydney's Hills District. The development includes approximately 4,100 to 4,500 homes, housing an estimated 13,000 residents upon completion. Key infrastructure includes the 9,400sqm Stockland Gables Town Centre (opened October 2025) featuring a Woolworths and 30 specialty stores, 75 hectares of green space, and a 4-hectare lake. Education facilities include the operational Santa Sophia Catholic College and the Gables Public School and Preschool currently under construction and slated for a Term 1 2027 opening. The precinct also features Halcyon Gables, a land lease community for over-60s with 231 homes, which saw its first display village open in February 2026.
Stockland Gables Town Centre
A fully leased, $95 million neighbourhood shopping centre with a gross lettable area of 9,400 square metres, anchored by a full-line Woolworths. It features 30 retailers, including a childcare centre (Nido Early School), medical centre, pharmacy, gym, specialty shops, and dining options. The centre is targeting a 5-star Green Star rating and includes a 500 kWp solar installation with battery storage. It is located in the heart of The Gables masterplanned community.
Tallawong to St Marys (T2SM) Passenger Rail Corridor
The Tallawong to St Marys (T2SM) project involves planning and protecting a 20km rail corridor to connect the Sydney Metro North West Line at Tallawong with the Sydney Metro Western Sydney Airport Line at St Marys. The route includes proposed stations at Schofields and Marsden Park. As of early 2026, the project remains in the business case development phase, with $22 million allocated in the 2024-25 NSW Budget to finalize investigations into route alignment and station locations to support Western Sydney growth areas.
Richards Sydney 2765
A masterplanned precinct in Sydney's north west transforming former industrial land into a mixed use suburb with housing, jobs precincts, town centre and green space. Led by Sakkara, the 285ha site aims to deliver new homes, employment land, community facilities and open space in line with NSW planning for Riverstone and Riverstone East precincts.
Employment
Employment conditions in Melonba rank among the top 10% of areas assessed nationally
Melonba has an educated workforce, notably in the technology sector. Its unemployment rate is 1.3%. Over the past year, estimated employment growth was 9.3%.
As of September 2025, 1,840 residents are employed with an unemployment rate of 2.8%, lower than Greater Sydney's 4.2%. Workforce participation in Melonba is significantly lower at 36.0% compared to Greater Sydney's 70.0%. According to Census responses, 48.2% of residents work from home. Key industries for employment are health care & social assistance, professional & technical services, and finance & insurance.
Health care & social assistance has notable concentration with employment levels at 1.3 times the regional average. Conversely, construction shows lower representation at 6.3%. Employment opportunities locally appear limited as indicated by Census working population vs resident population count. Between September 2024 and September 2025, employment levels increased by 9.3% and labour force increased by 9.3%, leaving unemployment broadly flat. Greater Sydney recorded employment growth of 2.1%, labour force growth of 2.4%, with unemployment rising to 4.4%. Jobs and Skills Australia's national employment forecasts from May-25 offer insight into potential future demand within Melonba. National employment is forecast to expand by 6.6% over five years and 13.7% over ten years, but growth rates differ significantly between industry sectors. Applying these projections to Melonba's employment mix suggests local employment should increase by 7.2% over five years and 14.6% over ten years.
Frequently Asked Questions - Employment
Income
The economic profile demonstrates exceptional strength, placing the area among the top 10% nationally based on comprehensive AreaSearch income analysis
According to AreaSearch's aggregation of the latest postcode level ATO data released on June 30, 2023, Melonba had a median income among taxpayers of $72,786 and an average income of $85,712. These figures are among the highest in Australia, compared to $60,817 and $83,003 across Greater Sydney respectively. Based on Wage Price Index growth of 8.86% since June 30, 2023, current estimates for Melonba's median income would be approximately $79,235 and average income around $93,306 as of September 2025. Census data from 2021 shows that household, family, and personal incomes in Melonba rank highly, between the 93rd and 95th percentiles nationally. Income analysis reveals that the largest segment comprises 44.7% earning $1,500 to $2,999 weekly (3,636 residents), aligning with regional trends where this cohort represents 30.9%. Higher earners represent a substantial presence in Melonba, with 44.7% exceeding $3,000 weekly, indicating strong purchasing power within the community. High housing costs consume 21.7% of income, but strong earnings still place disposable income at the 92nd percentile nationally. The area's SEIFA income ranking places it in the 10th decile.
Frequently Asked Questions - Income
Housing
Melonba is characterized by a predominantly suburban housing profile, with ownership patterns similar to the broader region
Melonba's dwellings, as per the latest Census, were 99.1% houses and 0.9% other types (semi-detached, apartments, 'other' dwellings), contrasting with Sydney metro's 55.9% houses and 44.1% other dwellings. Home ownership in Melonba stood at 4.5%, with the rest being mortgaged (87.3%) or rented (8.1%). The median monthly mortgage repayment was $2,835, surpassing Sydney metro's average of $2,427. Median weekly rent in Melonba was $600, higher than Sydney metro's $470. Nationally, Melonba's mortgage repayments exceeded the Australian average of $1,863, and rents were substantially above the national figure of $375.
Frequently Asked Questions - Housing
Household Composition
Melonba features high concentrations of family households, with a higher-than-average median household size
Family households account for 95.3% of all households, including 65.4% that are couples with children, 25.9% that are couples without children, and 4.9% that are single parent families. Non-family households make up the remaining 4.7%, with lone person households at 2.4% and group households comprising 1.4%. The median household size is 3.3 people, which is larger than the Greater Sydney average of 2.7.
Frequently Asked Questions - Households
Local Schools & Education
Melonba shows strong educational performance, ranking in the upper quartile nationally when assessed across multiple qualification and achievement indicators
Melonba's educational attainment is notably high, with 58.8% of residents aged 15+ holding university qualifications. This exceeds Australia's national average of 30.4% and NSW's figure of 32.2%. The area's most common qualification type is bachelor degrees at 39.6%, followed by postgraduate qualifications (16.5%) and graduate diplomas (2.7%). Vocational pathways account for 22.5% of qualifications among those aged 15+, with advanced diplomas making up 11.6% and certificates 10.9%.
Educational participation is high, with 32.5% of residents currently enrolled in formal education. This includes 14.1% in primary education, 5.9% in secondary education, and 4.8% 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
Melonba has 20 operational public transport stops, all of which are bus services. These stops are served by 10 distinct routes that collectively facilitate 1,603 weekly passenger trips. The accessibility of transport in Melonba is rated as good, with residents typically living 320 meters from the nearest stop. As a predominantly residential area, most commuters travel outward. Cars remain the primary mode of transportation at 77%, while trains account for 19%. On average, there are 1.5 vehicles per dwelling, exceeding the regional average.
According to the 2021 Census, 48.2% of residents work from home, which may be influenced by COVID-19 conditions. The service frequency averages 229 trips daily across all routes, equating to approximately 80 weekly trips per individual stop.
Frequently Asked Questions - Transport
Transport Stops Detail
Health
Melonba's residents boast exceedingly positive health performance metrics with younger cohorts in particular seeing very low prevalence of common health conditions
AreaSearch's assessment shows excellent health outcomes across Melonba. Mortality rates and chronic condition prevalence were low, particularly among younger cohorts.
Approximately 61% of Melonba's total population (4,942 people) had private health cover, higher than the national average of 55.7%. The most prevalent medical conditions were asthma (5.2%) and diabetes (2.9%). A majority of residents, 88.1%, reported being free from medical ailments, compared to 74.6% in Greater Sydney. Melonba had a lower proportion of seniors aged 65 and over, at 2.5% (203 people), than Greater Sydney's 15.4%. Health outcomes among seniors were above average but ranked lower nationally than the broader population.
Frequently Asked Questions - Health
Cultural Diversity
Melonba is among the most culturally diverse areas in the country based on AreaSearch assessment of a range of language and cultural background related metrics
Melonba has a highly diverse population, with 60.8% born overseas and 69.0% speaking a language other than English at home. Christianity is the predominant religion in Melonba, practiced by 36.8%. Hinduism is significantly overrepresented, comprising 28.2%, compared to Greater Sydney's average of 5.2%.
The top three ancestry groups are Other (28.3%), Indian (25.2%), and Filipino (15.4%), each substantially higher than regional averages. Notably, Maltese (0.9%) Sri Lankan (0.5%), and Spanish (0.5%) ethnicities are also overrepresented in Melonba compared to regional figures of 1.0%, 0.3%, and 0.6% respectively.
Frequently Asked Questions - Diversity
Age
Melonba hosts a very young demographic, ranking in the bottom 10% of areas nationwide
Melonba's median age is 32 years, which is younger than Greater Sydney's average of 37 years and significantly lower than the national average of 38 years. Compared to Greater Sydney, Melonba has a higher proportion of residents aged 35-44 (27.4%) but fewer residents aged 65-74 (1.8%). This concentration of 35-44 year-olds is well above the national average of 14.3%. Post-2021 Census data shows that the 45 to 54 age group grew from 6.6% to 10.3%, while the 15 to 24 cohort increased from 7.6% to 11.2%. Conversely, the 25 to 34 cohort declined from 23.9% to 16.7%, and the 0 to 4 group dropped from 11.9% to 9.2%. Demographic modeling suggests that Melonba's age profile will change significantly by 2041. The 15 to 24 cohort is projected to grow strongly, adding 430 residents to reach 1,342. Meanwhile, population declines are projected for the 75 to 84 and 85+ cohorts.