29 Duffy Avenue, Thornleigh, NSW 2120 | Property Value & History | OnTheHouse
 
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29 Duffy Avenue
Thornleigh NSW 2120

Bedrooms: 4
Bathrooms: 3
Car spaces: 2
Floor area: 150m2
Land area: 738m2
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Last updated 19 Jan 2026
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Property Details for 29 Duffy Ave, Thornleigh

29 Duffy Ave, Thornleigh is a 4 bedroom, 3 bathroom House with 2 parking spaces and was built in 1950. The property has a land size of 738m2 and floor size of 150m2. While the property is not currently for sale or for rent, it was last sold in November 2013.

Building Type
House
Year Built
1950
Floor Size
150m2
Land Size
738m2
Local Government
Hornsby
Lot/Plan
3/A/DP8121

Last Listing description (November 2013)

Fully renovated spectacular family home with self-contained
This charming family home with north aspect and delighted features, move in without any costing and affordable price on today's market, huge lounge room, dining room with polished timber floor through out, flowing to open spacious covered deck, great for entertaining. . Brand new, gourmet Kitchen with gas cook top, stainless steel appliance, Caesar stone bench and dishwasher.
- Large size master bedroom with brand new ensuite, built-in wardrobe and the other 2 bedrooms with built-in wardrobes polished timber floor through out, ducted heating system through all bedrooms .

- Double lock up garage with internal access, large brand new modern bathroom.
- One self contained with brand new kitchen, bathroom and spacious living and dining area, separate entrance, great for dual income or in law.
- Close to local shops, Schools and public transport.

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Property History for 29 Duffy Ave, Thornleigh, NSW 2120

A timeline of how this property has performed in the market
Last Sold
$790,000
10 Nov 2013
Listed for Rent
$600/w
11 Apr 2012
  • 10 Nov 2013
    Sold for $790,000
  • 18 Oct 2013
    Listed for Sale Offers Invited
  • 12 Jan 2012
    Listed for Rent - Price not available
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About Thornleigh 2120

The size of Thornleigh is approximately 3.9 square kilometres. It has 21 parks covering nearly 19.2% of total area. The population of Thornleigh in 2016 was 8464 people. By 2021 the population was 8898 showing a population growth of 5.1% in the area during that time. The predominant age group in Thornleigh is 40-49 years. Households in Thornleigh are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Thornleigh work in a professional occupation.In 2021, 74.60% of the homes in Thornleigh were owner-occupied compared with 77.90% in 2016.

Thornleigh has 4,028 properties. Over the last 5 years, Houses in Thornleigh have seen a 45.24% increase in median value, while Units have seen a 28.73% increase. As at 31 December 2025:

  • The median value for Houses in Thornleigh is $1,901,448 while the median value for Units is $1,235,361.
  • Houses have a median rent of $820 while Units have a median rent of $750.
There are currently 8 properties listed for sale, and 17 properties listed for rent in Thornleigh on OnTheHouse. According to Cotality's data, 166 properties were sold in the past 12 months in Thornleigh.

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Cotality Copyright and Legal Disclaimers about Property Data

© Copyright 2026. RP Data Pty Ltd trading as Cotality (Cotality). All rights reserved. No reproduction, distribution, or transmission of the copyrighted materials is permitted. The information is deemed reliable but not guaranteed.

Disclaimer
The Cotality Data provided in this publication is of a general nature and should not be construed as specific advice or relied upon in lieu of appropriate professional advice.

While Cotality uses commercially reasonable efforts to ensure the Cotality Data is current, Cotality does not warrant the accuracy, currency or completeness of the Cotality Data and to the full extent permitted by law excludes all loss or damage howsoever arising (including through negligence) in connection with the Cotality Data.

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