North Kellyville (NSW)

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According to evaluations of ABS demographic releases for the surrounding region combined with recently validated location records from Districts since the Census, the suburb of North Kellyville has an estimated residency of 22,830 as of May 2026. This represents a gain of 5,429 residents (31.2%) compared to the 2021 Census, which recorded 17,401 people. The estimation originates from an Districts figure of 22,392 residents, calculated using the June 2025 ABS ERP publication, alongside an extra 959 validated new addresses confirmed post-census. The local density stands at 2,829 persons per square kilometer, placing the location in the top quartile of all Australian areas analyzed by Districts. The suburb of North Kellyville outpaced both Greater Sydney and the overall state expansion rate of 7.1% with its 31.2% growth since the 2021 census, ranking it as a leading growth zone. Demographic expansion was largely fueled by domestic relocations from other states, which accounted for roughly of the population increase, though natural increase and international arrivals also made positive contributions.

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North Kellyville features a well-educated labor pool where professional services are prominently represented, an unemployment rate of only 3.0%, and relatively steady employment conditions throughout the last year, according to Districts' compilation of statistical area information. By March 2026, 12,378 residents were employed, and the local unemployment rate stood at 1.1% lower than Greater Sydney's 4.1%, while workforce participation exceeded the standard at 75.5% compared to Greater Sydney's 69.1%. Census data indicates that a substantial 54.1% of residents worked from home, although the influence of Covid-19 lockdowns should be taken into account.

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According to tax data from the ATO for the 2023 financial year, the suburb of North Kellyville has a median taxpayer income of $71,629 and an average of $90,086, placing it among the wealthiest areas nationwide. For comparison, the Greater Sydney median is $60,817 and the average is $83,003. Factoring in Wage Price Index growth of 10.32% since the 2023 financial year, estimated figures for March 2026 are approximately $79,021 for the median and $99,383 for the average. The 2021 Census placed household, family, and individual earnings in the 91st to 97th national percentiles. Taxpayer data shows the highest earnings band of $4000+ is the most common with 34.0% of residents (7,762 people), differing from the broader regional trend where the - band leads at . High earners are highly represented, with of households bringing in over /week, indicating substantial purchasing power. Although housing costs account for of earnings, strong overall wages keep disposable income in the th percentile, and the SEIFA index ranks the area in the th decile.

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Residential architecture in the suburb of North Kellyville during the last Census consisted of 82.6% detached houses and 17.3% alternative dwellings like townhouses and apartments, compared to 55.9% houses and 44.1% other options in the Sydney metro area. Home ownership rates in the suburb of North Kellyville lagged behind metropolitan averages at 13.7%, with remaining properties occupied by residents with mortgages (58.3%) or tenants (27.9%). The median mortgage payment of $3,250 monthly was significantly higher than the Sydney metro median of $2,427, while median weekly rent was $600 compared to the metropolitan median of $470. On a national level, monthly mortgage payments far exceed the Australian average of $1,863, and weekly rents are much higher than the countrywide figure of $375.

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Families make up 88.9% of households in the suburb of North Kellyville, with couples with children accounting for 60.7%, couples without children making up 19.2%, and single-parent households at 8.6%. Non-family households comprise the remaining 11.1%, consisting of 9.5% single-person households and 1.5% shared households. The median household occupancy of 3.3 residents is higher than the Greater Sydney average of 2.7.

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Educational levels in the suburb of North Kellyville are exceptionally high, with 47.2% of residents aged 15+ holding a university degree, compared to 30.4% nationally and 32.2% across NSW. This creates a strong talent pool for knowledge-based industries. Bachelor degrees are the most common at 30.1%, followed by postgraduate degrees at 14.5% and graduate diplomas at 2.6%. Vocational training is also well represented, with 26.1% of residents aged 15+ holding technical qualifications, split between advanced diplomas (12.1%) and certificates (14.0%).

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Public transport services in the suburb of North Kellyville include 79 active bus stops, serviced by 42 distinct routes that provide 2,876 weekly passenger trips. Access to these stops is convenient, with residents living an average of 214 meters from their nearest stop. Because the area is primarily residential, commuting is mostly outbound, with 84% of commuters traveling by car and 8% by train. Average car ownership is 1.7 vehicles per household, which is above the metropolitan average. The 2021 Census recorded 54.1% of residents working from home, which was likely influenced by health restrictions at the time.

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Health outcomes in the suburb of North Kellyville are strong, with low rates of chronic diseases and low mortality figures across all age cohorts. Private health insurance coverage is high at approximately 62% of the population (14,259 people), compared to 59.9% in Greater Sydney and a national average of 55.7%.

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The suburb of North Kellyville has a diverse cultural makeup, with 44.5% of residents born outside Australia and 44.8% speaking a language other than English at home. Christianity is the largest religious group at 46.5%. There is a notable concentration of residents practicing Hinduism, who make up 11.8% of the local population, compared to the Greater Sydney average of 5.2%.

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The median age of 34 in the suburb of North Kellyville is lower than the Greater Sydney median of 37 and the national median of 38. The suburb of North Kellyville has a high proportion of children aged 5 - 14 at 18.1%, which is above the national average of 12.0%, while young adults aged 25 - 34 make up 10.0% of the population. The median age has risen by 1.1 years since the 2021 Census, when it was 33. The 45 to 54 cohort grew from 12.0% to 14.9% and the 15 to 24 cohort rose from 11.4% to 13.5%, while the to age group fell from to and children aged to dropped from to . Long-term forecasts for indicate significant demographic shifts, with the to group projected to grow by , adding people to reach while the to age bracket is expected to decrease by residents.

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North Kellyville currently has an estimated 1,438 children under 5 years old, comprising approximately 865 children aged 0-2 and 577 children aged 3-4. This cohort declined by an estimated 11% since the previous census. though population forecasts indicate future growth, with an anticipated increase of 6% by 2041 (to approximately 1,524 children). Meanwhile the 5-12 cohort currently amounts to 3,308. Birth rates in the area have averaged 11.7 per 1,000 residents over the latest two-year period, a moderate rate (within the middle tier nationally).