Box Hill (NSW)

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Evaluating demographics from ABS updates for the broader zone, along with newly confirmed addresses from Districts since the Census, indicates the population of the suburb of Box Hill (NSW) stands at approximately 18,208 in May 2026. This represents a growth of 11,758 people (182.3%) from the 2021 Census, which counted a population of 6,450 people. The estimation is based on a resident population of 17,132, calculated by Districts via ABS ERP figures (June 2025) and a further 3,227 validated new addresses post-Census. Such numbers equate to a density of 2,009 persons per square kilometer, exceeding the typical ratio for areas analyzed by Districts nationwide. The suburb of Box Hill (NSW) recorded a 182.3% expansion rate since the 2021 census, outstripping the state (7.1%) and Greater Sydney, making it a regional growth standout. Local gains were mostly driven by relocations from interstate, accounting for roughly 90.0% of overall population increases, with natural increase and arrivals from overseas also contributing positively.

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The local labor pool is characterized by high levels of qualification, with professional service workers representing a large portion, and an unemployment rate of 4.2%. As of March 2026, there are 7,897 employed residents, and the unemployment rate is comparable to the 4.1% recorded across Greater Sydney, while labor force participation is close to the Greater Sydney rate of 69.1%. Census data indicates that 47.1% of residents worked from home, though this figure was influenced by pandemic-related lockdowns.

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Taxpayer statistics for the 2023 financial year show a median income of $65,674 and an average of $77,422 in Box Hill. This represents a solid premium over the national average, and compares to a median of $60,817 and average of $83,003 across Greater Sydney. Factoring in Wage Price Index growth of 10.32% since the 2023 financial year, local figures are estimated at approximately $72,452 for the median and $85,412 for the average as of March 2026. The 2021 Census placed local household, family, and individual incomes high on the national scale, ranking in the 93rd to 95th percentiles. In terms of distribution, the largest group comprises 38.4% of residents (6,991 people) earning weekly incomes between $1,500 and mirroring the wider metro area where are in this bracket. The high concentration of high earners ( earning more than weekly) indicates strong spending power. Mortgage and rent payments account for of income, yet high wages keep disposable income at the rd percentile, placing the area in the th decile on the SEIFA index.

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The local housing stock at the time of the last Census consisted of 99.1% separate houses and 1.0% other options like semi-detached homes and apartments, differing from the wider Sydney metropolitan split of 55.9% separate houses and 44.1% other dwellings. Outright home ownership stood at 10.2%, which is lower than the metropolitan average, with the remaining homes being paid off under a mortgage (69.7%) or occupied by tenants (20.2%). The median monthly mortgage payment was high at $3,000 compared to the Sydney metro average of $2,427, while the median weekly rent was $580 compared to the metropolitan average of $470. On a national level, mortgage costs are much higher than the Australian median of $1,863, and rents are well above the national median of $375.

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Families make up the vast majority of households at 92.0%, consisting of couples with children (59.6%), couples without children (23.2%), and single parents (8.2%). The remaining 8.0% of households are non-family arrangements, consisting of single-person households at 6.7% and group homes at 1.4%. The average household size of 3.3 people is larger than the Greater Sydney average of 2.7.

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Qualifications among residents are high compared to broader averages, with 47.2% of residents aged 15+ holding a university degree, compared to 30.4% nationwide and 32.2% across NSW. This educational trend positions the workforce well for professional opportunities. Bachelor degrees are held by 30.7% of the cohort, followed by postgraduate degrees at 13.9% and graduate diplomas at 2.6%. Vocational education is also well represented, with 28.9% of residents aged 15+ holding qualifications, including 11.9% with advanced diplomas and 17.0% with certificates.

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Public transport services in the area include 94 active bus stops. These stops serve 39 unique routes, which provide 1,746 passenger trips weekly. Transport access is good, with residents living an average of 217 meters from a stop. As a commuter suburb, most residents travel outside the area for work, with private cars remaining the primary transport mode at 85%, followed by trains at 10%. Household vehicle ownership averages 1.7 cars, which is above the metropolitan average. In addition, 47.1% of residents worked from home according to 2021 Census data, which was likely affected by pandemic restrictions.

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Health indicators are positive throughout Box Hill, reflecting low rates of chronic illness and low mortality. Private health insurance coverage is high, with approximately 58% of residents (~10,471 people) covered, compared to 59.9% across Greater Sydney.

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The area shows high levels of cultural diversity, with 45.5% of the population born outside Australia and 47.6% speaking a non-English language at home. Christianity is the most common religious affiliation, representing 48.2% of the local population. Hinduism is also highly represented at 15.5% of the population, which is higher than the Greater Sydney average of 5.2%.

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The median age of 31 years is younger than the Greater Sydney average of 37 and the national median of 38. The suburb of Box Hill (NSW) has a higher share of residents aged 35 - 44 (25.8%) compared to Greater Sydney, but fewer residents aged 55 - 64 (3.9%). The proportion of 35 - 44 year-olds is higher than the national average of 14.3%. Since 2021, the 15 to 24 age bracket has risen from 8.7% to 11.8%, and the 45 to 54 cohort has increased from 9.0% to 12.1%. Conversely, the 25 to age group fell from to , and the to group declined from to . Demographic models indicate the local age profile will shift by with the to age cohort projected to grow by people () from to .

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Box Hill currently has an estimated 1,820 children under 5 years old, comprising approximately 932 children aged 0-2 and 622 children aged 3-4. This cohort grew by an estimated 139% since the previous census. while population forecasts indicate future growth, with an anticipated increase of 64% by 2041 (to approximately 2,983 children). Meanwhile the 5-12 cohort currently amounts to 2,856. Recent growth has been driven by high birth rates observed in the area, with approximately 18.0 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.