12 Serina Ave, Castle Hill is a 4 bedroom, 3 bathroom House with 2 parking spaces and was built in 2025. The property has a land size of 1080m2 and floor size of 340m2. While the property is not currently for sale or for rent, it was last sold in November 2022.
Just a 5 minute drive to Castle Towers, Metro and Grove Square at Baulkham Hills, 17 minute walk to Gilroy College and a 7 minute walk to city bus.
Four generous bedrooms all with built in robes, master with ensuite and large 3rd bedroom upstairs with adjoining rumpus great for a teenage retreat or in law accommodation.
Lovely spacious kitchen with induction cooktop, overlooking the pergola and pool area
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 19,796 properties. Over the last 5 years, Houses in Castle Hill have seen a 58.85% increase in median value, while Units have seen a 15.04% increase. As at 31 December 2025:
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