Suburb profile
Helensburgh NSW 2508
Helensburgh is located in the Illawarra region of New South Wales, postcode 2508. It has 2,943 properties across 91 streets, mostly houses. Explore every street in Helensburgh, its property history, homes for sale and rent, who lives there, and the local agents.
About Helensburgh
Helensburgh, NSW 2508, sits in the Illawarra region and neighbours Darkes Forest, Otford, Stanwell Tops and Lilyvale. Its 91 streets hold 2,943 properties, 2,335 of them houses and 608 units.
At the 2021 Census Helensburgh had 9,135 residents, a median age of 39 and an average household of 2.9 people. Median household income was $2,542 a week, the median mortgage repayment $2,512 a month and the median rent $530 a week. Of 2,994 dwellings, 2,539 were separate houses, 96 semi-detached and 324 flats; 14 were other types. Of the same 2,994 households, 986 owned outright, 1,476 owned with a mortgage and 453 rented.
Updated October 2026
Who lives in Helensburgh
- 9,135Peoplelive in the area
- 39Median ageyears
- $2,542Median household incomea week
- $530Median renta week
Homes by type
- Houses2,539
- Townhouses and semis96
- Flats and apartments324
- Other14
Household
- Median mortgage repayment$2,512a month
- Household size2.9people on average
How homes are held
For sale and rent in Helensburgh
$700 per week
3 / 28 Park Avenue, Helensburgh NSW 2508
Available now
Properties in Helensburgh

3/28 Park Avenue
For rent since Oct 2026 · $700 per week
2 bedrooms 1 bathroom 1 car space

7 Undola Road
Sold Sept 2026 · $1,320,000
3 bedrooms 1 bathroom 4 car spaces 1,005 m² land

87 Walker Street
Sold Nov 2025 · $1,335,000
4 bedrooms 2 bathrooms 2 car spaces 604 m² land

7 Wilsons Creek Road
Leased Feb 2025 · $725 per week
3 bedrooms 1 bathroom 1 car space 771 m² land

1/61-63 Walker Street
Leased June 2023 · $600 per week
2 bedrooms 2 bathrooms 2 car spaces

10 Gardiner Place
Sold May 2023 · $1,160,000
4 bedrooms 2 bathrooms 2 car spaces 640 m² land

11/61 Walker Street
Sold Apr 2023 · $725,000
2 bedrooms 2 bathrooms 1 car space 108 m² land

34 Hume Drive
Sold Nov 2022 · Contact agent
3 bedrooms 1 bathroom 455 m² land

7 Undola Road
Sold Sept 2026 · $1,320,000
3 bedrooms 1 bathroom 4 car spaces 1,005 m² land

87 Walker Street
Sold Nov 2025 · $1,335,000
4 bedrooms 2 bathrooms 2 car spaces 604 m² land

10 Gardiner Place
Sold May 2023 · $1,160,000
4 bedrooms 2 bathrooms 2 car spaces 640 m² land

11/61 Walker Street
Sold Apr 2023 · $725,000
2 bedrooms 2 bathrooms 1 car space 108 m² land

34 Hume Drive
Sold Nov 2022 · Contact agent
3 bedrooms 1 bathroom 455 m² land

108 Parkes Street
Sold Aug 2022 · $970,000
2 bedrooms 1 bathroom 4 car spaces 495 m² land

7 Otford Road
Sold July 2022 · Contact agent
4 bedrooms 1 bathroom 2 car spaces 784 m² land

35 Hume Drive
Sold Apr 2022 · $1,480,000
4 bedrooms 2 bathrooms 1 car space 654 m² land
Schools in Helensburgh
Helensburgh Public School
GovernmentPrimary
Holy Cross Catholic Primary School
CatholicPrimary
No secondary schools in Helensburgh.
Local agents in Helensburgh


Last 12 months
- Properties sold
- 33
- Median sold price
- $1.39m
- Median days on market
- 34


Last 12 months
- Properties sold
- 45
- Median sold price
- $1.17m
- Median days on market
- 20


Last 12 months
- Properties sold
- 102
- Median sold price
- $1.49m
- Median days on market
- 35
Agencies that specialise in Helensburgh


Harcourts Dapto | Albion Park | Shellharbour
17 Princes Hwy, Dapto NSW 2530, Australia, 17 Princes Highway Dapto, NSW 2530
Streets in Helensburgh
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Neighbouring suburbs
Addresses and streets incorporate or were developed using G-NAF © Geoscape Australia, licensed by the Commonwealth of Australia under the Open Geo-coded National Address File (G-NAF) End User Licence Agreement.
Population and housing figures are drawn from the Australian Bureau of Statistics, Census of Population and Housing 2021, licensed under Creative Commons Attribution 4.0 International.
School details © Australian Curriculum, Assessment and Reporting Authority (ACARA), from the Australian Schools List, licensed under Creative Commons Attribution 4.0 International and modified. ACARA does not endorse Listd.
Area summaries are generated from the national address file and ABS Census data, and checked against those figures before publication.

