18 First Ave, Cockatoo is a 5 bedroom, 3 bathroom House with 6 parking spaces and was built in 2010. The property has a land size of 2023m2 and floor size of 258m2. While the property is not currently for sale or for rent, it was last sold in September 2025. There are other 5 bedroom House sold in Cockatoo in the last 12 months.
A true architectural masterpiece that combines bold design, exceptional craftsmanship and luxury finishes, this bespoke residence is unlike anything you've seen before. Nestled on a fully landscaped half-acre (approx.) allotment, this 4-bedroom, 2-bathroom home plus an additional fully self-contained 1-bedroom retreat/apartment is a triumph of modern living and creative vision.
From the moment you arrive, the home demands attention a remote sliding gate opens to a stunning faade featuring clean architectural lines, an oversized custom front door, and floor-to-ceiling windows that flood the interior with natural light while framing panoramic views of the lush, established gardens that surround.
Inside, soaring ceilings and the warmth of spotted gum timber floors create a welcoming sense of scale and style. Every element has been meticulously considered, from double-glazed windows throughout to custom cabinetry, recycled timbers, and premium materials at every turn.
Two very spacious and separately zoned living areas plus a dedicated study provide flexibility for families, professionals or creatives seeking room to work, rest and play. Zoned heating and cooling ensure year-round comfort, while solar hot water with a gas booster enhances efficiency.
The expansive master suite is a true sanctuary, complete with a remote-controlled blind, garden views and ample storage. Each remaining bedroom is generously sized and filled with natural light.
Outside, the property continues to impress with a double garage, large high-clearance shed featuring mezzanine storage, 3-phase power ideal for trades, hobbyists or home businesses and the bonus of a separate 1-bedroom self-contained apartment/retreat with its own ensuite.
At a Glance:
Architecturally designed & masterfully built
4 spacious bedrooms + study | 2 luxury bathrooms
Separate 1-bedroom retreat/apartment with ensuite
2 expansive, zoned living areas
Soaring ceilings & floor-to-ceiling windows
Spotted gum flooring, recycled timber, custom finishes
Caesarstone kitchen with Miele appliances & induction cooking
Double glazing throughout | Gas log fire | Zoned heating & cooling | Wood fire
Remote sliding gate | Fully fenced 2024m block
Double garage + high-clearance shed (8.6m x 9.9m approx) with mezzanine & 3-phase power
Solar hot water with instantaneous gas booster
This home is a rare fusion of bold design and practical functionality, offering a level of detail and quality that must be seen to be truly appreciated. Don't miss your chance to secure this striking, stand-out residence in a peaceful yet convenient location.
Inspect today and prepare to be inspired.
The size of Cockatoo is approximately 28.2 square kilometres. It has 8 parks covering nearly 7.6% of total area. The population of Cockatoo in 2016 was 4256 people. By 2021 the population was 4408 showing a population growth of 3.6% in the area during that time. The predominant age group in Cockatoo is 30-39 years. Households in Cockatoo are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Cockatoo work in a trades occupation.In 2021, 89.80% of the homes in Cockatoo were owner-occupied compared with 85.50% in 2016.
Cockatoo has 1,818 properties. Over the last 5 years, Houses in Cockatoo have seen a 15.45% increase in median value, while Units have seen a 45.40% increase. As at 30 April 2026:
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