1/7 Harrington Ave, Castle Hill is a 3 bedroom, 2 bathroom Unit with 2 parking spaces and was built in 2013. The property has a land size of 245m2 and floor size of 113m2. While the property is not currently for sale or for rent, it was last sold in November 2025. There are other 3 bedroom Unit sold in Castle Hill in the last 12 months.
Claiming a sun-kissed ground floor setting surrounded by leafy outlooks, this three bedroom luxury apartment doubles as the perfect entertainer and a premium retreat. Its expansive wraparound courtyard, crisp modern finish and vibrant address steps from transport links and less than 700 metres from Kellyville Village provide a simply superb opportunity for the discerning lifestyle buyer.
Large yet low-maintenance - ideal family home or downsizer
The size of Castle Hill is approximately 18.9 square kilometres. It has 68 parks covering nearly 12.1% of total area. The population of Castle Hill in 2016 was 39594 people. By 2021 the population was 40874 showing a population growth of 3.2% in the area during that time. The predominant age group in Castle Hill is 40-49 years. Households in Castle Hill are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Castle Hill work in a professional occupation.In 2021, 72.40% of the homes in Castle Hill were owner-occupied compared with 74.50% in 2016.
Castle Hill has 19,760 properties. Over the last 5 years, Houses in Castle Hill have seen a 58.54% increase in median value, while Units have seen a 16.57% increase. As at 31 October 2025:
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