Helensburgh, NSW
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Among Australia's more advantaged suburbs
Helensburgh is more socio-economically advantaged than about 89% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 1068, where about 1000 is the national average).
A socio-economic measure from ABS Census data — not a measure of how good a suburb is to live in or visit. How we calculate this.
Helensburgh at a glance
- Population (2021)
- 6,576
- Median age
- 38
- Median weekly household income
- $2,490
- SEIFA score
- 1068
- Coordinates
- -34.1843, 150.9830
Helensburgh demographics (2021 Census)
The figures below profile Helensburgh using the Australian Bureau of Statistics 2021 Census; every percentage is a share of a clearly stated Census count, so each one traces back to the source. At a glance, the largest age group is young adults (25–44) at 26%, 15% of homes are rented, and 13% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 1,475 | 22% |
| Youth (15–24) | 815 | 12% |
| Young adults (25–44) | 1,711 | 26% |
| Mid-life (45–64) | 1,739 | 26% |
| Seniors (65+) | 845 | 13% |
Share of the 6,585 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 659 | 30% |
| Owned with a mortgage | 1,147 | 53% |
| Rented | 321 | 15% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 1,784 | 82% |
| Townhouses & semis | 61 | 3% |
| Flats & apartments | 302 | 14% |
Tenure and dwelling shares are of the roughly 2,172 occupied private dwellings in Helensburgh.
- Median weekly rent
- $535
- Median monthly mortgage
- $2,500
- Average household size
- 2.9 people
- Median weekly family income
- $2,718
- Median weekly personal income
- $981
Community and culture
- Born overseas
- 814 (13%)
- Speaks a language other than English at home
- 300 (5%)
- Aboriginal and/or Torres Strait Islander
- 219 (3%)
Work and education
- Completed Year 12
- 2,625 (54%)
- Labour-force participation
- 69.8%
- Unemployment rate
- 3.1%
- Employed full-time
- 1,888
- Employed part-time
- 1,158
Source: ABS Census of Population and Housing, 2021 (General Community Profile, by Suburb and Locality). © Australian Bureau of Statistics, released under CC BY 4.0. How we group bands and derive each share is set out on our methodology page.
Weather and climate in Helensburgh
Based on 2014–2023 records, the warmest month in Helensburgh is January (average daytime high around 26.1°C) and the coolest is July (around 16.8°C). The area receives roughly 1097 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 26.1°C | 19.8°C | 99 mm |
| Feb | 25.4°C | 19.7°C | 129 mm |
| Mar | 24.4°C | 19°C | 185 mm |
| Apr | 22.1°C | 16.5°C | 91 mm |
| May | 19.5°C | 13.5°C | 62 mm |
| Jun | 16.9°C | 11.5°C | 83 mm |
| Jul | 16.8°C | 10.4°C | 71 mm |
| Aug | 17.4°C | 10.5°C | 66 mm |
| Sep | 19.8°C | 12.3°C | 59 mm |
| Oct | 22°C | 14.5°C | 88 mm |
| Nov | 23.1°C | 16.2°C | 82 mm |
| Dec | 25.1°C | 18.2°C | 82 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Helensburgh
Where is Helensburgh?
Helensburgh is a suburb of New South Wales, Australia.
What is the population of Helensburgh?
At the 2021 Census, Helensburgh had a population of about 6,576.
Is Helensburgh an advantaged area?
Helensburgh has an ABS SEIFA score of 1068, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 89 out of 100 — more socio-economically advantaged than about 89% of Australian suburbs.
What is the weather like in Helensburgh?
Helensburgh has average daytime highs of about 21.6°C and overnight lows of about 15.2°C, with roughly 1,097 mm of rain across the year (based on 2014–2023 climate normals).
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