Kellyville (NSW)

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The suburb of Kellyville now has an estimated population of 28,709 as of May 2026, according to analysis of ABS population updates and new addresses validated by Districts. This figure represents a rise of 1,698 individuals, which corresponds to a 6.3% increase since the 2021 Census recorded 27,011 people. The updated count is derived from a resident population of 28,615, as determined by Districts after reviewing the latest ERP data release by the ABS (June 2025), plus an extra 557 validated new addresses since the Census date. This population level results in a density ratio of 2,993 persons per square kilometer, positioning the area in the upper quartile compared to national locations evaluated by Districts. The 6.3% growth since the 2021 census surpassed the SA3 area, which grew by 5.3%, establishing the suburb as a leading growth location in the region. Overseas migration was the main driver of population expansion, accounting for approximately of total gains in recent periods, while interstate migration and natural growth also contributed positively to the overall increase.

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The suburb of Kellyville has a highly qualified local workforce, featuring a strong contingent of professionals and an exceptionally low unemployment rate of 2.9%, according to aggregated regional statistics from Districts. As of March 2026, there are 15,997 residents holding jobs, which keeps the local jobless rate 1.2% below the Greater Sydney average of 4.1%. Workforce participation is solid, sitting at 71.8% compared to the Greater Sydney benchmark of 69.1%. Census records show that a substantial 53.0% of the working population performed their duties from home, though this figure may have been influenced by pandemic-related restrictions.

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Taxpayer statistics from the ATO aggregated by Districts for financial year 2023 place the suburb of Kellyville's household earnings among the highest brackets nationwide. The median income for tax-paying residents is $66,920, and the average income is $84,404, compared to Greater Sydney figures of $60,817 and $83,003 respectively. Adjusting for a Wage Price Index increase of 10.32% since financial year 2023, current estimates for March 2026 would be roughly $73,826 for the median and $93,114 for the average. Based on the 2021 Census, individual, household, and family earnings all rank in high percentiles nationally, specifically between the 82nd and 97th percentiles. Weekly income analysis shows that the top bracket of $4000+ per week includes 34.1% of the community ( individuals), contrasting with the wider metropolitan region where the - range is the largest group at . A total of of residents earn more than weekly, highlighting a prosperous population that supports local business activity. High housing costs account for of resident earnings, yet strong wages keep overall disposable income in the th percentile, and the SEIFA index for income places the area in the th decile.

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According to the latest Census, residential dwellings in the suburb of Kellyville consisted of 88.0% freestanding houses and 12.0% alternative structures, such as townhouses and apartments, compared to the Greater Sydney distribution of 55.9% houses and 44.1% other dwellings. Home ownership rates in the suburb of Kellyville lagged slightly behind the Sydney metropolitan average at 26.2%, with the remaining properties being held under mortgages (54.1%) or occupied by tenants (19.7%). The median mortgage commitment in the area was significantly higher than the metropolitan average at $3,000 monthly, while the median rent was recorded at $630 weekly, compared to Greater Sydney medians of $2,427 and $470 respectively. On a national scale, the suburb of Kellyville's home loan repayments are well above the Australian median of $1,863, and weekly rents are also far higher than the countrywide median of $375.

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Family households represent the vast majority of local living arrangements at 89.1%, which includes 58.9% couples with children, 21.1% couples without children, and 8.5% single parents. Non-family households account for the remaining 10.9%, comprising lone person households at 9.6% and group shared households at 1.3%. The median household occupancy is 3.3 people, which is larger than the Greater Sydney average of 2.7.

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Levels of education in the suburb of Kellyville are much higher than state and national averages, with 43.6% of residents aged 15+ holding a university degree, compared to 30.4% across Australia and 32.2% across NSW. This high concentration of tertiary education positions the local workforce well for knowledge-intensive roles. Bachelor degrees are the most common credential at 27.9%, followed by postgraduate degrees (13.1%) and graduate diplomas (2.6%). Vocational and technical training is also well represented, with 26.0% of the population aged 15+ holding vocational credentials, split between advanced diplomas (12.0%) and certificates (14.0%).

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Analysis of local transit shows 177 active public transport stops in the suburb of Kellyville, offering a combination of bus and light rail services. These locations are serviced by 123 distinct routes that deliver a total of 10,711 passenger trips weekly. Transport access is rated as excellent, with the typical resident living 177 meters from their nearest transit stop. Because the suburb is primarily residential, the vast majority of workers travel outside the area to work, with cars remaining the dominant mode of travel at 87%, followed by trains at 7%. Households average 1.8 vehicles, which is above the metropolitan average. A high proportion of residents, 53.0%, worked from home according to the 2021 Census, which may have been influenced by the COVID-19 pandemic.

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The suburb of Kellyville exhibits excellent health outcomes based on evaluations of mortality rates and chronic illness frequency, with younger age groups showing a very low incidence of common health issues, while private health insurance coverage is exceptionally high, encompassing roughly 60% of the population (17,294 people).

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The suburb of Kellyville displays high levels of multiculturalism, with 41.8% of the population speaking a language other than English at home, and 43.2% born outside of Australia. Christianity is the most common religious affiliation, representing 54.7% of the community. However, the most distinct religious concentration is Hinduism, which represents 9.5% of the local population, compared to 5.2% across Greater Sydney.

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The median age in the suburb of Kellyville is 38 years, which is close to the Greater Sydney median of 37 and matches the national median of 38. Compared to the metropolitan area, the suburb of Kellyville has a higher proportion of residents in the 45 - 54 age bracket (16.0%) but fewer young adults in the 25 - 34 bracket (8.9%). Since the 2021 Census, the 15 to 24 age bracket has increased its share of the population from 14.1% to 15.1%, while the 0 to 4 group has decreased from 5.8% to 4.8%. By 2041, the age structure of the suburb of Kellyville is expected to undergo changes, led by the 45 to 54 cohort, which is projected to expand by (adding people) to reach from while the to cohort is expected to decrease by residents.

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Kellyville currently has an estimated 1,378 children under 5 years old, comprising approximately 812 children aged 0-2 and 539 children aged 3-4. This cohort declined by an estimated 12% since the previous census. while population forecasts indicate future decline, with an anticipated decrease of 2% by 2041 (to approximately 1,355 children). Meanwhile the 5-12 cohort currently amounts to 3,390. Birth rates in the area have averaged 7.5 per 1,000 residents over the latest two-year period, a low rate (among the bottom 20% of areas assessed nationally). This rate has slowed down slightly in recent years however.