21 Charles Street, Castlecrag, NSW 2068 | Property Value & History | OnTheHouse
 
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21 Charles Street
Castlecrag NSW 2068

Bedrooms: 5
Bathrooms: 4
Car spaces: 1
Floor area: 92m2
Land area: 556m2
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Last updated 26 Jan 2026
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Property Details for 21 Charles St, Castlecrag

21 Charles St, Castlecrag is a 5 bedroom, 4 bathroom House with 1 parking spaces and was built in 1950. The property has a land size of 556m2 and floor size of 92m2. While the property is not currently for sale or for rent, it was last sold in April 2024.

Building Type
House
Year Built
1950
Floor Size
92m2
Land Size
556m2
Local Government
Willoughby
Lot/Plan
194/DP13097

Last Listing description (December 2025)

The ultimate high-spec hideaway, this double brick & concrete newly completed residence sets the bar for landmark luxury in one of Castlecrag's best streets. And it's so much more than a trophy home, taking your family's every need in stride flaunting multiple living areas with double height ceilings plus two study options, two full kitchens, glamorous master quarters complete with a custom dressing room, and tranquil entertaining zones placed to overlook the heated pool.

Breathtaking opulence and indulgence masterminded by Dezcon Architects
Snowy white scheme with grand Venetian plaster staircase centrepiece

Matarazzo and Giotto marble detailing and porthole skylights throughout
TIS customizable smart home control, underfloor heating, double ducted A/C, solar panels and 3 gas hot water system
Versatile front lounge, plus rear in/outdoor zone with cantilever fireplace
Handsome undercover BBQ terrace set against a backdrop of leafy privacy
Gas Heated Pool with auto top-up and bubble jet beach area, easy-care level lawn
Exquisite chef's kitchen boasting an island and bespoke 5-burner gas hob
Second full caterers' kitchen for ultra-efficient party and event prep
Quality all-Smeg appliances including wine cooler and sommelier drawer
Three ensuites plus powder room and combined boot room/laundry
Generous robe and linen storage, one integrated study desk per level
Three continuous gas HWS systems, alarm + CCTV security, double garage
Less than 400m to cafes and shops, approx. 600m to CBD transport
Popular catchment for Willoughby Public School and Willoughby Girls High

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Property History for 21 Charles St, Castlecrag, NSW 2068

A timeline of how this property has performed in the market
Last Sold
$3,500,000
12 Apr 2024
Listed for Rent
18 Apr 2016
  • 30 Oct 2025
    Listed for Sale Contact Agent
  • 12 Apr 2024
    Sold for $3,500,000
  • 09 Feb 2024
    Listed for Sale Not Disclosed
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About Castlecrag 2068

The size of Castlecrag is approximately 1.5 square kilometres. It has 16 parks covering nearly 18.9% of total area. The population of Castlecrag in 2016 was 2939 people. By 2021 the population was 2965 showing a population growth of 0.9% in the area during that time. The predominant age group in Castlecrag is 10-19 years. Households in Castlecrag are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Castlecrag work in a professional occupation.In 2021, 87.10% of the homes in Castlecrag were owner-occupied compared with 85.50% in 2016.

Castlecrag has 1,250 properties. Over the last 5 years, Houses in Castlecrag have seen a 42.50% increase in median value, while Units have seen a 35.78% increase. As at 31 December 2025:

  • The median value for Houses in Castlecrag is $4,476,559 while the median value for Units is $1,464,050.
  • Houses have a median rent of $1,825 while Units have a median rent of $650.
There are currently 7 properties listed for sale, and 1 property listed for rent in Castlecrag on OnTheHouse. According to Cotality's data, 47 properties were sold in the past 12 months in Castlecrag.

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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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