12 Cooper St, Marsfield is a 5 bedroom, 3 bathroom DuplexSemi-detached with 2 parking spaces. While the property is not currently for sale or for rent, it was last sold in February 2026. There are other 5 bedroom DuplexSemi-detached sold in Marsfield in the last 12 months.
Modern and welcoming, this full brick duplex has been built to stand the test of time in one of Marsfield's most sought-after settings. Designed by an award-winning architect with every detail considered, from a solid cement slab to double-glazed windows and EV provisions, luxuriously appointed interiors are matched throughout.
High-lined ceilings enhance space, balancing clean lines with warm curved accents and curated LED lighting. A premium kitchen with chef-inspired Miele appliances hosts an inviting zone for families and entertaining. Accompanied by a custom wine bar, open-plan lounge and dining areas spill outdoors to a remote-controlled louvre pergola.
Additional living extends upstairs, offering a quiet retreat surrounded by accommodation. A parent's domain sprawls through a generous bedroom to an enormous terrace backdropped by views reaching the Harbour Bridge. In-law accommodation on the stair-free ground floor creates a private space for everyone in the family, in an equally impressive location zoned for Epping Boys High School.
Key Highlights:
* Premier setting at the highest point of one of Marsfield's most iconic streets, level parcel
* Full brick duplex designed by an award-winning architect, concrete slab, double-glazed windows
* Premium interiors feature porcelain tiles, natural Oak engineered timber flooring, ducted air conditioning, and electronic curtain.
* Open plan living and dining is complemented by a second lounge room
* Entertainer's kitchen hosts top-tier Miele appliances, including a powerful induction cooktop, wall oven, microwave, and integrated dishwasher
* Enjoy effortless hosting with a custom wine bar and a remote-control louvre pergola with in- built LED lighting
* Naturally light-filled bedrooms all fitted with built-in wardrobes, spa-like bathrooms highlighted by contemporary fluted details
* A primary domain features generous accommodation, a walk-in wardrobe, an immediately relaxing ensuite, and a sprawling terrace showcasing views towards the city
* Versatile in-law accommodation on the ground floor, serviced by a full bathroom
* Secure and safe setting delivers CCTV, electronic smart lock, security flyscreens, aluminium timber-look entrance door
* Future-proofed with a 6.6kW solar system, 3-phase power, EV charger ready, 7,000L water tank
Location Highlights:
* Walk to Macquarie University and Kent Road Public School (zoned), within the catchment for Epping Boys High School and Ryde Secondary College
* Moments from ELS Hall Park, Dunbar Park, Abuklea Road Tennis Courts, Macquarie Shopping Centre, and bus services
* 1.5km (approx.) to the Metro, 2.4km to Eastwood shops and close to Top Ryde Shopping Centre
Disclaimer:
All information contained herein is gathered from sources we deem to be reliable. However, we cannot guarantee its accuracy and interested persons should rely on their own enquiries.
The size of Marsfield is approximately 3.9 square kilometres. There are 30 parks, covering nearly 24.9% of the total area. The population of Marsfield in 2016 was 13297 people. By 2021 the population was 12492 showing a population decline of 6.0% in the area during that time. The predominant age group in Marsfield is 30-39 years. Households in Marsfield are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Marsfield work in a professional occupation.In 2021, 56.80% of the homes in Marsfield were owner-occupied compared with 55.40% in 2016.
Marsfield has 5,707 properties. Over the last 5 years, Houses in Marsfield have seen a 31.04% increase in median value, while Units have seen a 22.90% increase. As at 30 April 2026:
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