Calderwood (NSW)

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Drawing from ABS population statistics for the surrounding region and updated address records verified by Districts following the Census, the suburb of Calderwood has a residency of approximately 4,550 individuals as of May 2026. This indicates a rise of 1,537 people (51.0%) relative to the 2021 Census, which documented 3,013 residents. The estimation is based on a localized population of 4,436 calculated by Districts using the latest ABS ERP release (June 2025) combined with 696 validated new addresses registered after the Census date. With this size of population, the density stands at 263 persons per square kilometer, offering generous personal space and capacity for expansion. The suburb of Calderwood outpaced the Rest of NSW (4.9%) and the SA4 region with its 51.0% growth rate, leading regional expansion. The main driver of this growth was interstate migration, which accounted for roughly 79.0% of the population increase in recent times, though natural increases and overseas migration also contributed positively.

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Calderwood has a qualified workforce with strong participation in key service industries, an unemployment rate of only 1.9%, and a 6.4% rise in employment over the last year according to compiled regional statistics. In March 2026, there were 2,571 employed local residents. The unemployment rate is 2.2% lower than the Regional NSW benchmark of 4.1%, and workforce participation stands exceptionally high at 80.4% compared to 60.6% in Regional NSW. Census data showed that 26.9% of the working population performed their duties from home, though this figure may have been affected by pandemic-related lockdowns.

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Taxpayer data at the postcode level compiled by Districts for the financial year 2023 shows a median income of $70,900 and an average of $82,864 in the suburb of Calderwood. These figures are high compared to the rest of the nation, contrasting with a median of $52,390 and an average of $65,215 in Regional NSW. Adjusted for a Wage Price Index rise of 10.32% since the financial year 2023, current estimates for March 2026 would be roughly $78,217 for the median and $91,416 for the average. In the 2021 Census, household, family, and individual incomes in Calderwood all placed in the 87th to 88th percentiles nationally. Income brackets show that 48.6% of the population, representing 2,211 people, earn between $1,500 and weekly, which is higher than the regional proportion of in this bracket. High-income earners are prominent, with earning more than per week, pointing to strong local purchasing power. Mortgage and rent payments account for of incomes, but high wages keep disposable income in the nd percentile, and the SEIFA index ranks the area in the th decile for income.

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Residential structures in Calderwood at the time of the last Census were comprised of 98.7% houses and 1.3% other dwellings such as townhouses and apartments, compared to 82.6% houses and 17.4% other housing types in Regional NSW. Home ownership in Calderwood stood at 12.9%, trailing the Regional NSW average, with the remaining properties being paying off a mortgage (67.0%) or rented (20.0%). The median monthly mortgage payment was $2,470, which is higher than the Regional NSW average of $1,733, while the median weekly rent was recorded at $580, compared to $330 in Regional NSW. Nationally, Calderwood's mortgage costs are higher than the Australian average of $1,863, and rent costs are higher than the national figure of $375.

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Families make up 90.6% of all households in the area, consisting of couples with children at 50.7%, couples without children at 28.7%, and single parents with children at 11.0%. The remaining 9.4% are non-family households, which include single-person households at 7.6% and group shared households at 1.4%. The median household size is 3.1 people, which is larger than the Regional NSW average of 2.4.

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Educational qualifications in Calderwood are lower than regional averages, with 22.6% of residents aged 15+ holding a university degree, compared to 32.2% across NSW. This difference points to opportunities for future educational growth and training. Bachelor degrees make up 16.4% of qualifications, followed by postgraduate degrees at 4.5% and graduate diplomas at 1.7%. Technical and vocational training is common, with 47.0% of the population aged 15+ holding a vocational qualification, consisting of advanced diplomas at 12.9% and certificates at 34.1%.

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Public transport analysis shows 19 active bus stops operating in the suburb of Calderwood. These stops connect to 14 routes, delivering 211 passenger services weekly. Transport access is good, with residents living an average of 288 meters from the nearest stop. Because this is a residential suburb, most workers travel out of the area, and private cars are the main mode of travel for 96% of commuters. Households own an average of 1.9 vehicles, which is higher than the regional average. A high proportion of 26.9% of residents worked from home, based on 2021 Census data collected during pandemic conditions.

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Calderwood shows favorable health outcomes according to assessments of mortality and chronic illnesses, with low rates of common conditions across young and old demographics, and private health insurance membership is high at approximately 60% of the population, representing 2,713 individuals. This is higher than the 51.9% average across Regional NSW.

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Cultural diversity measures in Calderwood are lower than average, with 86.2% of the population born in Australia, 93.2% holding citizenship, and 89.7% speaking only English at home. The predominant religion is Christianity, practiced by 55.7% of residents, which is similar to the Regional NSW average of 55.9%.

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The median age of 30 years in the suburb of Calderwood is lower than the Regional NSW average of 43 and the national median of 38. The suburb of Calderwood has a high share of residents aged 25 to 34 (24.3%) compared to Regional NSW, but a lower share of those aged 55 to 64 (4.9%). The proportion of residents aged 25 to 34 is higher than the national average of 14.6%. Since the 2021 Census, the 65 to 74 age group rose from 4.9% to 7.0%, and the 15 to 24 group rose from 8.5% to 10.0%. In contrast, the 0 to group fell from to , and the to group fell from to . Projections suggest the age structure will change by with the to age bracket experiencing the largest growth of , adding residents to reach while the + cohort grows by natural language zero showing an addition of only people.

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Calderwood currently has an estimated 495 children under 5 years old, comprising approximately 207 children aged 0-2 and 137 children aged 3-4. This cohort grew by an estimated 28% since the previous census. while population forecasts indicate future growth, with an anticipated increase of 54% by 2041 (to approximately 761 children). Meanwhile the 5-12 cohort currently amounts to 525. Recent growth has been driven by high birth rates observed in the area, with approximately 14.3 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.