Melonba (NSW)

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According to ABS population releases and address changes verified by Districts following the Census, the suburb of Melonba has a population of approximately 9,307 as of May 2026. This indicates a rise of 7,868 residents (546.8%) compared to the 2021 Census, which recorded 1,439 residents. This shift is calculated from the resident population of 8,921, estimated by Districts analyzing the latest ABS ERP release (June 2025) along with 2,606 validated new addresses post-Census. Consequently, the local density is 1,438 persons per square kilometer, which exceeds the national benchmark evaluated by Districts. The expansion rate of 546.8% since the 2021 census outperformed the state average of 7.1% and the Greater Sydney region, making the suburb a regional leader. This growth was mainly driven by interstate migration, which accounted for approximately 85.0% of the population increase, though natural growth and overseas arrivals were also positive contributors.

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A highly qualified labor force characterizes the suburb of Melonba, with the technology sector exceptionally well represented. The unemployment rate is just 1.7%, and employment grew by an estimated 20.7% over the past year based on statistical area aggregations. In March 2026, 7,167 local residents were employed. The unemployment rate is 2.4% below the Greater Sydney rate of 4.1%, and workforce participation is exceptionally high at 115.5% compared to 69.1% in Greater Sydney. Census records show that 48.2% of workers operated from home, though this figure was influenced by pandemic lockdowns.

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ATO figures from postcode statistics for the financial year 2023 show that taxpayers in the suburb of Melonba had a median income of $72,786 and an average income of $85,712. These figures are among the highest nationwide, compared to $60,817 and $83,003 in Greater Sydney. Factoring in Wage Price Index growth of 10.32% since financial year 2023, local incomes are estimated at $80,298 (median) and $94,557 (average) as of March 2026. The 2021 Census confirms that household, family, and personal incomes in the suburb of Melonba rank in the 93rd to 95th percentiles nationally. The largest income bracket contains 44.7% of residents (4,160 people) earning $1,500 - 2,999 weekly, compared to regionally. High-income earners are also prominent, with earning more than weekly, showing strong community purchasing power. Housing costs absorb of income, yet high earnings keep disposable income in the nd percentile, and the local SEIFA income score is in the th decile.

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At the most recent Census, the dwelling mix in the suburb of Melonba consisted of 99.1% houses and 0.9% alternative dwellings such as townhouses and flats, compared to 55.9% houses and 44.1% other dwellings across metropolitan Sydney. Home ownership lagged metropolitan levels, standing at 4.5%, while the bulk of properties were mortgaged (87.3%) or rented (8.1%). The median monthly mortgage payment of $2,835 was much higher than the Sydney metropolitan average of $2,427. Similarly, the median weekly rent was $600 compared to $470 in the metropolitan area. Nationally, local mortgage commitments are higher than the Australian average of $1,863, and rents exceed the national benchmark of $375.

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Families make up 95.3% of households in the suburb of Melonba, consisting of couples with children at 65.4%, couples without children at 25.9%, and single parents at 4.9%. Non-family households represent 4.7%, with single-person households at 2.4% and group homes at 1.4%. The median household size of 3.3 people is larger than the Greater Sydney average of 2.7.

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Educational qualifications in the suburb of Melonba are higher than broader averages, with 58.8% of residents aged 15+ holding a tertiary degree, compared to 30.4% nationally and 32.2% in NSW. This educational profile positions the local workforce well for knowledge-based jobs. Bachelor degrees are held by 39.6% of the population, followed by postgraduate qualifications at 16.5% and graduate diplomas at 2.7%. Vocational education is held by 22.5% of residents aged 15+, consisting of advanced diplomas (11.6%) and certificates (10.9%).

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Public transport analysis shows 20 active transit stops in the suburb of Melonba, consisting of bus services. These stops are served by 10 routes that provide 1,603 weekly passenger trips. Access is good, with residents living an average of 320 meters from the nearest stop. As this is mainly a residential suburb, most workers commute out of the area. Private cars are the main transport method at 77%, with 19% of commuters using trains. Households average 1.5 vehicles, which is higher than the regional average. A high 48.2% of residents worked from home, based on 2021 Census data, which was likely affected by pandemic restrictions.

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Health outcomes in the suburb of Melonba are excellent, according to mortality and chronic illness assessments, with young people showing low rates of common health issues. Private health insurance coverage is exceptionally high, covering approximately 61% of residents (5,654 people), compared to the national average of 55.7%.

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The suburb of Melonba is highly multicultural, with 60.8% of residents born outside Australia and 69.0% speaking a non-English language at home. Christianity is the largest religious group, representing 36.8% of the population. Hinduism has a significant presence at 28.2%, which is higher than the Greater Sydney average of 5.2%.

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With a median age of 32 years, the population in the suburb of Melonba is younger than the Greater Sydney average of 37 and the national average of 38. Compared to Greater Sydney, there is a higher concentration of residents aged 35 - 44 (26.0%) but fewer aged 65 - 74 (2.1%). The proportion of residents aged 35 - 44 is higher than the national average of 14.3%. Post-2021 Census data shows the median age rose from 31 to 32 years. Notable shifts include the 15 to 24 age bracket rising from 7.6% to 11.6% and the 45 to 54 cohort increasing from to . Conversely, the to group fell from to , and the to group declined from to . Modeling indicates the age structure will change by with the to age bracket projected to grow by , adding residents to total .

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Melonba currently has an estimated 837 children under 5 years old, comprising approximately 484 children aged 0-2 and 322 children aged 3-4. This cohort grew by an estimated 389% since the previous census. while population forecasts indicate future growth, with an anticipated increase of 163% by 2041 (to approximately 2,204 children). Meanwhile the 5-12 cohort currently amounts to 1,532. Recent growth has been driven by high birth rates observed in the area, with approximately 23.2 births per 1,000 residents recorded over the latest two-year period analysed which ranks the area among the top 20% of areas assessed nationally.