12 Mariner Ave, Hope Island is a 4 bedroom, 2 bathroom House with 2 parking spaces and was built in 2013. While the property is not currently for sale or for rent, it was last sold in July 2026. There are other 4 bedroom House sold in Hope Island in the last 12 months.
Commanding one of the most coveted positions within the exclusive Cova Estate, 12 Mariner Avenue represents an exceptionally rare opportunity to secure a home of architectural brilliance and timeless elegance. One of only twenty-seven residences to enjoy the privilege of backing onto the tranquil private lake, this single-level sanctuary captures a prized southerly aspect and uninterrupted water views. Thoughtfully designed around a sparkling central pool, the home celebrates natural light and connection to water at every turn - creating a sense of calm and resort-style sophistication. Perfectly suited to families of all ages and stages, it offers a seamless blend of luxury, liveability, and lifestyle in one of Hope Island's most desirable communities.
Built in 2013, this architecturally designed single-level residence is a masterclass in indoor-outdoor living, perfectly centred around its sparkling pool. The home's thoughtful layout positions the kitchen and main living area between two stunning alfresco zones - one overlooking the tranquil lake, and the other embracing the private pool courtyard, creating a seamless connection to water and nature from every angle. At the heart of the home lies a sophisticated open-plan kitchen with dining/living space, featuring a breakfast bar, and 900mm oven with gas cooktop - ideal for the avid entertainer. Four generous bedrooms, two bathrooms, and a separate media room offer exceptional comfort and versatility, while premium finishes including ducted air-conditioning, CCTV, and a 22-panel solar system ensure effortless modern living. Designed for those who value both elegance and ease, this home is the perfect balance of form, function, and lifestyle.
The size of Hope Island is approximately 14.2 square kilometres. There are 15 parks, covering nearly 21.5% of the total area. The population of Hope Island in 2016 was 11186 people. By 2021 the population was 14522 showing a population growth of 29.8% in the area during that time. The predominant age group in Hope Island is 60-69 years. Households in Hope Island are primarily childless couples and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Hope Island work in a managers occupation.In 2021, 70.20% of the homes in Hope Island were owner-occupied compared with 67.50% in 2016.
Hope Island has 9,231 properties. Over the last 5 years, Houses in Hope Island have seen a 71.42% increase in median value, while Units have seen a 76.71% increase. As at 31 July 2026:
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