Dundas Valley (NSW)

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According to the analysis of ABS population updates for the wider region, along with new addresses verified by Districts since the Census, the suburb of Dundas Valley has an estimated population of 5,820 as of May 2026. This represents a decline of 55 people (0.9%) from the 2021 Census, which documented 5,875 residents. This shift is derived from the resident population of 5,805, calculated by Districts using the latest ABS ERP figures from June 2025 in addition to 38 verified new addresses since the Census date. This population level translates to a density of 3,215 persons per square kilometer, placing the suburb of Dundas Valley in the top quartile of Australian locations analyzed by Districts. Growth in the local population was mostly fueled by overseas migration, which accounted for approximately 82.0% of the overall population gains recently.

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The local workforce exhibits a high level of education, featuring a strong concentration of professionals, a jobless rate of 4.9%, and an estimated job growth rate of 1.5% over the preceding year, according to aggregated statistical area data from Districts. As of March 2026, there are 3,141 employed local residents, with the unemployment rate standing 0.7% higher than the Greater Sydney average of 4.1%, while labor force participation matches the metropolitan rate of 69.1%. Census records show a substantial 47.8% of employed locals worked from home, though this figure likely reflects the influence of pandemic lockdowns.

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According to the latest postcode-level ATO statistics released by Districts for financial year 2023, local taxpayers earn a median income of $47,235 and an average income of $64,952. These figures sit below national benchmarks, and compare to a median of $60,817 and average of $83,003 in Greater Sydney. Factoring in Wage Price Index growth of 10.32% since financial year 2023, current estimates correspond to approximately $52,110 (median) and $71,655 (average) as of March 2026. Census data indicates that local household weekly income ranks in the 55th percentile ($1,835 weekly), while individual personal income sits in the 33rd percentile. Income distribution details show that 30.6% of the community (1,780 individuals) fall into the $1,500 - 2,999 weekly earnings range, which closely aligns with the regional proportion of . Residents face severe housing affordability constraints, retaining just of their income, which ranks in the th percentile, while the SEIFA index for income places the area in the th decile.

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The mix of housing types in Dundas Valley at the time of the latest Census consisted of 65.4% separate houses and 34.6% other options, such as apartments, semi-detached properties, and alternative dwellings, compared to the Sydney metro split of 55.9% houses and 44.1% other options. Home ownership rates in Dundas Valley lagged behind the metropolitan average, sitting at 23.7%, while the remaining properties were either mortgaged (38.0%) or rented (38.3%). The median monthly mortgage payment of $2,672 was much higher than the Sydney metro median of $2,427, whereas the median weekly rent was $428, compared to $470 across Sydney metro. On a national scale, Dundas Valley's mortgage costs are much higher than the Australian median of $1,863, and rent costs are significantly above the national median of $375.

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Families represent the vast majority of households at 75.1% of the total, consisting of 42.4% couples with children, 19.8% couples without children, and 11.5% single parents. Non-family households account for the remaining 24.9%, with lone person households comprising 21.7% and group households making up 3.4%. The median household size of 2.8 people is slightly larger than the Greater Sydney average of 2.7.

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The educational profile of this area is distinct compared to the broader region, with tertiary qualification rates at 39.3% of residents aged 15 and over, exceeding the Australian level of 30.4% and the NSW average of 32.2%, indicating a strong local emphasis on academic qualifications. Bachelor degrees represent the most common qualification at 25.8%, followed by postgraduate degrees at 11.5% and graduate diplomas at 2.0%. Vocational education is also prominent, with 26.3% of residents aged 15 and over holding trade qualifications, comprising advanced diplomas at 11.0% and certificates at 15.3%.

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Public transport options include 35 active bus stops located within Dundas Valley. These stops are served by 15 separate bus routes, which combine to support 1,528 passenger journeys each week. Local transit options are highly rated, with residents living an average of 160 meters from their nearest stop. Because the suburb is mostly residential, the majority of working residents travel elsewhere, with private cars remaining the primary choice at 86%, and trains accounting for 7%. Car ownership averages 1.3 vehicles per home. A substantial 47.8% of residents worked from home, according to the 2021 Census, which may have been influenced by COVID-19 restrictions.

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Health indicators show excellent results in Dundas Valley, according to Districts' evaluation of mortality rates and chronic illness, showing very low rates of common conditions across all age brackets, while private health insurance coverage is slightly ahead of the average SA2 region at approximately 53% of the total population (~3,063 people). This compares to 59.9% of residents with private coverage across Greater Sydney.

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Dundas Valley ranks as one of the most multicultural communities in the nation, with 49.2% of its residents born overseas and 55.2% using a non-English language at home. Christianity stands as the dominant religious affiliation, representing 51.9% of the population. The most prominent disproportionate religious representation is seen in Buddhism, which accounts for 4.6% of residents compared to the Greater Sydney average of 4.1%.

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The median age of 38 years in Dundas Valley is comparable to the Greater Sydney average of 37 and matches the national median of 38. Compared to the wider metropolitan area, Dundas Valley has a larger share of residents aged 55 - 64 (12.5%) but fewer people aged 25 - 34 (12.7%). Since the 2021 Census, the 15 to 24 age bracket has risen from 11.8% to 13.3% of the population, whereas the 0 to 4 group has dropped from 6.1% to 5.2%. Significant shifts in the age structure are expected by 2041, led by the 45 to 54 cohort, which is projected to expand by 30% ( people), growing to from .

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Dundas Valley currently has an estimated 302 children under 5 years old, comprising approximately 158 children aged 0-2 and 105 children aged 3-4. This cohort declined by an estimated 16% since the previous census. though population forecasts indicate future growth, with an anticipated increase of 15% by 2041 (to approximately 348 children). Meanwhile the 5-12 cohort currently amounts to 607. Birth rates in the area have averaged 9.0 per 1,000 residents over the latest two-year period, a moderate rate (within the middle tier nationally). This rate has slowed down slightly in recent years however.