26 Kirkoswald Avenue, Mosman, NSW 2088 | Property Value & History | OnTheHouse
FOR SALE

26 Kirkoswald Avenue
Mosman NSW 2088

Bedrooms: 4
Bathrooms: 3
Car spaces: 2
Floor area: 218m2
Land area: 452m2
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Property Details for 26 Kirkoswald Ave, Mosman

26 Kirkoswald Ave, Mosman is a 4 bedroom, 3 bathroom House with 2 parking spaces and was built in 1930. The property has a land size of 452m2 and floor size of 218m2.This Property is currently listed for sale with Atlas | Lower North Shore

Building Type
House
Year Built
1930
Floor Size
218m2
Land Size
452m2
Local Government
Mosman
Lot/Plan
B/DP345994

Last Listing description (May 2026)

Positioned high above Middle Harbour with captivating views stretching to Clontarf Beach, this striking residence enjoys a prized northerly orientation within the tightly held Golden Triangle. Exceptionally private and peaceful, the setting feels worlds away while remaining immersed in its harbourside environment.A statement in architectural precision, the home has been meticulously crafted by renowned architects Pleysier Perkins. Scandinavian-influenced interiors are paired with a curated selection of premium international finishes, creating a calm yet sophisticated aesthetic. Spanning three levels and serviced by an internal lift, the design offers rare flexibility, including level street entry to the upper floor and double garage-allowing effortless single level living if desired.Key Features Award-winning architectural design by Pleysier Perkins Highest six-star energy rating with exceptional thermal and acoustic insulation Extensive solar power system with two storage batteries plus 30,000L water tanks Open-plan kitchen with Turkish limestone benchtops, NEFF appliances and butler's pantry Expansive living and dining zones with American oak flooring and feature fireplace Floor-to-ceiling double-glazed glass framing water views and natural light Generous all-weather alfresco entertaining terrace with northerly sun Ground-floor living/rumpus retreat flowing to landscaped gardens Four spacious bedrooms, including a secluded master suite on the entry level Luxurious bathrooms, powder room and excellent storage throughout Media room or home office with Savant audio and Lutron lighting Ducted air conditioning, internal lift and double garage with internal access Smart-home technology and multiple balconies with leafy harbour outlooks Walk to Chinamans Beach, Balmoral Beach, cafs and transportOffering a rare blend of architectural prestige, sustainability and lifestyle convenience, this home is ideally suited to discerning couples seeking luxury without compromise, families wanting space and flexibility across multiple living zones, or downsizers who value single-level living with lift access-all within one of the Lower North Shore's most exclusive harbourside enclaves.

Property History for 26 Kirkoswald Ave, Mosman, NSW 2088

A timeline of how this property has performed in the market
Last Sold
$2,600,000
18 May 2010
  • 04 Feb 2026
    Listed for Sale Contact Agent
  • 14 Oct 2025
    Listed for Sale Contact Agent
  • 18 May 2010
    Sold for $2,600,000
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About Mosman 2088

The size of Mosman is approximately 8.7 square kilometres. There are 45 parks, covering nearly 29.6% of the total area. The population of Mosman in 2016 was 28475 people. By 2021 the population was 28329 showing a population decline of 0.5% in the area during that time. The predominant age group in Mosman is 50-59 years. Households in Mosman are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Mosman work in a professional occupation.In 2021, 64.10% of the homes in Mosman were owner-occupied compared with 62.80% in 2016.

Mosman has 16,013 properties. Over the last 5 years, Houses in Mosman have seen a 13.80% increase in median value, while Units have seen a 22.36% increase. As at 30 April 2026:

  • The median value for Houses in Mosman is $5,684,419 while the median value for Units is $1,458,350.
  • Houses have a median rent of $2,300 while Units have a median rent of $800.
There are currently 65 properties listed for sale, and 41 properties listed for rent in Mosman on OnTheHouse. According to Cotality's data, 654 properties were sold in the past 12 months in Mosman.

Suburb Insights for Mosman 2088

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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.