3/21 Guilfoyle Avenue, Double Bay, NSW 2028 | Property Value & History | OnTheHouse
OFF MARKET

3/21 Guilfoyle Avenue
Double Bay NSW 2028

Bedrooms: 2
Bathrooms: 1
Car spaces: 1
Floor area: 71m2
Land area: 71m2
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Property Details for 3/21 Guilfoyle Ave, Double Bay

3/21 Guilfoyle Ave, Double Bay is a 2 bedroom, 1 bathroom Unit with 1 parking spaces and was built in 1935. The property has a land size of 71m2 and floor size of 71m2. While the property is not currently for sale or for rent, it was last sold in August 2025.

Building Type
Unit
Year Built
1935
Floor Size
71m2
Land Size
71m2
Local Government
Woollahra
Lot/Plan
3/SP40012

Last Listing description (November 2025)

Just a level stroll to Double Bay's harbourside village heart, this fully renovated apartment offers a luxurious semi-like retreat on the ground floor of the newly upgraded 'Guilfoyle House'. Flawlessly crafted interiors welcome with an open living/dining space that adjoins a stone finished kitchen equipped with premium appliances, and flows outside to an exclusive use north facing courtyard for effortless entertaining. Iconic establishments like Baker Bleu are mere steps away, as are a selection of boutique shops, supermarkets and restaurants.- 2 bed/ 1 bath/ permit parking- Open living/dining space flows outside- Exclusive use north facing courtyard- Stone kitchen, gas cooktop, Bosch dishwasher- Bedrooms feature custom built-in wardrobes- Modern bathroom has frameless glass shower- Hybrid floors, plantation shutters, Euro laundry- Eligibility for on street parking permitRay White Double Bay - Exceptional Living Begins HereOur recommended loan broker https://broker.loanmarket.com.au/DOUBLE-BAY

Property History for 3/21 Guilfoyle Ave, Double Bay, NSW 2028

A timeline of how this property has performed in the market
Last Sold
$1,925,000
20 Aug 2025
  • 20 Aug 2025
    Sold for $1,925,000
  • 30 Jul 2025
    Listed for Sale SOLD
  • 23 Jul 2015
    Sold for $910,000
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About Double Bay 2028

The size of Double Bay is approximately 0.8 square kilometres. There are 6 parks, covering nearly 10.0% of the total area. The population of Double Bay in 2016 was 4642 people. By 2021 the population was 4709 showing a population growth of 1.4% in the area during that time. The predominant age group in Double Bay is 30-39 years. Households in Double Bay are primarily childless couples and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Double Bay work in a professional occupation.In 2021, 53.10% of the homes in Double Bay were owner-occupied compared with 54.90% in 2016.

Double Bay has 3,756 properties. Over the last 5 years, Houses in Double Bay have seen a 9.85% increase in median value, while Units have seen a -2.50% decrease. As at 31 August 2026:

  • The median value for Houses in Double Bay is $6,881,283 while the median value for Units is $1,797,043.
  • Houses have a median rent of $2,795 while Units have a median rent of $1,100.
There are currently 11 properties listed for sale, and 30 properties listed for rent in Double bay on OnTheHouse. According to Cotality's data, 131 properties were sold in the past 12 months in Double bay.

Suburb Insights for Double Bay 2028

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Cotality Copyright and Legal Disclaimers about Property Data
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.