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Back 12 Roberts Avenue
Off Market

12 Roberts Avenue

Mortdale NSW 2223

5
2
2
619 m²
House
Dane AldersonDane Alderson, last sold this property on 10 July 2026 after 72 days on market.

Overview

Luxury DA Approved Duplex Development

Positioned in a highly sought-after pocket just moments from the heart of Mortdale Village, this exceptional property presents a rare opportunity to secure a premium DA approved duplex development with the added flexibility of immediate rental return. Whether you’re a builder, developer, investor, or a family looking to create a luxury dual-occupancy residence, this is a standout offering with both short-term income and long-term upside. Expertly designed by Beau Architecture, the approved plans deliver two luxurious five-bedroom, three-bathroom duplex residences, thoughtfully crafted with a strong focus on lifestyle and functionality. The design showcases expansive open plan kitchen, living and dining zones that flow effortlessly to stunning wraparound alfresco areas, creating a seamless indoor/outdoor experience across the entire lower level, perfect for entertaining and relaxed family living. Upstairs, the homes have been carefully designed to maximise space and natural light, featuring a king size master suite complete with walk-in robe, private ensuite and balcony, alongside an additional living area ideal for growing families. A full main bathroom and separate powder room further enhance practicality, while basement level garaging provides secure and convenient parking for both residences. Currently configured as a well-presented five-bedroom, two-bathroom home, the property offers immediate rental return, making it an ideal landbank or staged development opportunity while plans are finalised. Set within close proximity to Mortdale’s shops, cafes, schools and transport, reinforcing the long-term appeal of this premium development site, this is a truly unique opportunity to secure a blue-chip development site with flexibility to generate income while planning your next move. Plans and approvals available upon request.

Features

5 bedrooms
2 bathrooms
2 carspaces
2 garage spaces
619 m² lot size
House

Estimated Value

Based on this property and similar 5 bedroom houses sold in Mortdale over the last 12 months, the estimated median property value of 12 Roberts Avenue is $2.17m.

Median value
$2.17m
Estimated value range
$1.7m - $3.4m
Median days on market
26
Estimated value trend
-4%
decrease over the last 12 months
Average days on market is based on recent, comparable sales in Mortdale. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 12 Roberts Avenue

2026
Sold
Undisclosed
10 Jul 2026 by Dane Alderson, of Gavan Property Group Pty Ltd
2025
Sold
Undisclosed
Private Sale/Treaty on 27 Feb 2025 by Dane Alderson, of Gavan Property Group Pty Ltd

Happy sellers in Mortdale

88%
88% of sellers in Mortdale reported that their sale price either exceeded or met their price expectations.

Mortdale stands out for consistently delivering exceptional satisfaction and strong market results for homeowners.

This is based on voluntary sentiment collected from 47 reviews in Mortdale over the last 12 months.

Local market activity for 5 bedroom houses in Mortdale

In the last 12 months, 8 five-bedroom houses similar to 12 Roberts Avenue, have been sold.

Nearby agents

Compare and contact these top performing agents who’ve delivered exception customer service for their clients in Mortdale

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Dane Alderson

Dane Alderson is an award winning recommended agent for Mortdale.  They have 9 local sales and collected 10 local reviews across the last 12 months.

  •   5   (165 reviews)
  •  10 Reviews in Mortdale
  •  9 Sales in Mortdale
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Dean Sperotto

Sellers who recommend Dean Sperotto have praised them for being local expert, clear communication, honest, responsive, supportive, reliable and trustworthy

  •   4.9   (321 reviews)
  •  7 Reviews in Mortdale
  •  13 Sales in Mortdale
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Matthew Brooks

Sellers who recommend Matthew Brooks have praised them for being clear communication, local expert, honest, friendly, responsive, reliable and supportive

  •   4.9   (247 reviews)
  •  5 Reviews in Mortdale
  •  6 Sales in Mortdale
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Jack Huggett

Jack Huggett is an award winning recommended agent for Mortdale.  They have 3 local sales and collected 4 local reviews across the last 12 months.

  •   5   (491 reviews)
  •  4 Reviews in Mortdale
  •  3 Sales in Mortdale
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