Helensburgh (NSW)

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Based on analysis of ABS demographic updates for the wider region and new addresses verified by Districts since the Census, the suburb of Helensburgh has an estimated population of approximately 6,689 as of May 2026. This represents a growth of 113 residents (1.7%) relative to the 2021 Census, which registered 6,576 individuals. The calculation relies on a resident population of 6,669 estimated by Districts after examining the June 2025 ABS release of ERP data, alongside an extra 52 validated new addresses recorded since the Census. This population level yields a density of 362 persons per square kilometer, leaving substantial area for each individual and potential room for future expansions. Natural increases were the primary driver of population growth, accounting for about 52.0% of the overall population gains in recent times.

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The suburb of Helensburgh features a skilled workforce with a strong presence in essential services, an unemployment rate of only 2.2%, and an estimated job growth rate of 2.2% over the previous year, according to Districts aggregations of statistical area data. In March 2026, 3,864 residents were employed, and the local unemployment rate was 1.9% lower than the Regional NSW average of 4.1%. Workforce participation is exceptionally high at 76.7%, compared to 60.6% across Regional NSW. Census data reveals that a high proportion of residents, 38.2%, worked from home, though this figure may be influenced by pandemic-related lockdowns.

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Taxpayer data from the ATO for financial year 2023, compiled by Districts at the postcode level, shows that the suburb of Helensburgh had a median taxpayer income of $58,576 and an average income of $76,221. These figures exceed the national averages and compare to median and average incomes of $52,390 and $65,215 across Regional NSW, respectively. Adjusted for Wage Price Index growth of 10.32% since financial year 2023, current estimates for March 2026 stand at approximately $64,621 for the median and $84,087 for the average. In the 2021 Census, household, family, and individual incomes in the suburb of Helensburgh ranked highly, placing between the 77th and 90th percentiles nationwide. Income distribution figures show that the weekly earnings bracket of $1,500 - 2,999 contains of the community ( individuals), compared to for the broader metropolitan region. A substantial of earners make over per week, indicating pockets of wealth that support local business activity. High housing costs account for of income, yet strong earnings keep disposable income in the th percentile, and the local SEIFA income score falls in the th decile.

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The distribution of housing types in the suburb of Helensburgh at the time of the latest Census was 82.6% separate houses and 17.4% other dwelling types (such as semi-detached homes, apartments, and alternative dwellings), which matches the Regional NSW breakdown of 82.6% separate houses and 17.4% other dwellings. However, home ownership rates in the suburb of Helensburgh trailed the regional average, standing at 31.0%, with the remaining properties being mortgaged (54.2%) or rented (14.7%). The median monthly mortgage payment of $2,500 was significantly higher than the Regional NSW median of $1,733, while the median weekly rent was $535 compared to the regional figure of $330. Globally, mortgage repayments in the suburb of Helensburgh are notably higher than the Australian median of $1,863, and rents are also well above the national average of $375.

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Families make up the vast majority of households at 84.1%, which includes 48.6% couples with children, 24.8% couples without children, and 10.5% single-parent households. Non-family households account for the remaining 15.9%, with single-person households representing 14.5% and group households making up 1.2% of the total. The median household size of 2.9 people is larger than the Regional NSW average of 2.4.

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The proportion of residents with tertiary qualifications in the suburb of Helensburgh is lower than regional benchmarks, as 25.4% of residents aged 15+ hold a university degree, compared to 33.6% within the broader SA3 region. This difference suggests opportunities for further educational attainment and skills development. Bachelor degrees are the most common tertiary qualification at 17.0%, followed by postgraduate qualifications (5.5%) and graduate diplomas (2.9%). Vocational and technical training is highly prevalent, with 42.8% of residents aged 15+ holding qualifications from vocational institutions, consisting of advanced diplomas (12.6%) and certificates (30.2%).

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Public transit analysis indicates there are 78 active transport stops in the suburb of Helensburgh, comprising a combination of train stations and bus stops. These locations are served by 19 distinct routes, which provide a total of 1,689 weekly passenger trips. Access to public transport is highly rated, with residents living an average of 148 meters from their nearest stop. Because the area is primarily residential, most workers commute out of the suburb, with private cars remaining the primary travel mode at 89%, while 5% use the train. Vehicle ownership stands at an average of 1.8 cars per household, which is higher than the regional average. A significant 38.2% of residents work from home, based on 2021 Census data that may be influenced by pandemic restrictions.

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Health indicators show positive trends for residents in the suburb of Helensburgh, with Districts analysis of mortality rates and chronic illnesses showing outcomes that align with national averages. The prevalence of common health conditions is low in the general population, though it rises above national benchmarks within older, vulnerable age groups. Additionally, private health insurance coverage is high, representing approximately 57% of the population (~3,815 people), compared to 51.9% across Regional NSW.

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The suburb of Helensburgh exhibits lower cultural diversity relative to broader benchmarks, with 87.4% of residents born in Australia, 93.2% holding citizenship, and 95.3% speaking only English at home. Christianity is the dominant religion, practiced by 52.2% of the population. The most prominent statistical overrepresentation is in Judaism, which accounts for 0.1% of the population, matching the 0.1% recorded across Regional NSW.

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With a median age of 38, the suburb of Helensburgh is younger than the Regional NSW average of 43 and aligns with the national median of 38. The 5 - 14 age group is highly represented at 15.5% compared to Regional NSW, while the 65 - 74 bracket is less common at 7.9%. Since the 2021 Census, the 5 to 14 cohort has increased from 14.7% to 15.5% of the total population, whereas the 55 to 64 group decreased from 12.3% to 11.1%. Demographic projections indicate the age structure of the suburb of Helensburgh will change significantly by 2041, led by the 75 to 84 bracket, which is expected to grow by ( people) from to . This aging trend is prominent, with individuals aged and over accounting for of the projected population growth, while the to and to groups are projected to decrease in size.

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Helensburgh currently has an estimated 494 children under 5 years old, comprising approximately 278 children aged 0-2 and 185 children aged 3-4. This cohort declined by an estimated 2% since the previous census. though population forecasts indicate future growth, with an anticipated increase of 5% by 2041 (to approximately 519 children). Meanwhile the 5-12 cohort currently amounts to 791. Birth rates in the area have averaged 13.0 per 1,000 residents over the latest two-year period, a high rate (among the top 20% of areas assessed nationally). This rate has slowed down slightly in recent years however.