20 Thornleigh St, Thornleigh is a 4 bedroom, 2 bathroom House with 2 parking spaces and was built in 2000. The property has a land size of 446m2 and floor size of 180m2. While the property is not currently for sale or for rent, it was last sold in April 2021.
This ideal family home is perfectly located just 350m to Thornleigh Train Station and Thornleigh Marketplace whilst still enjoys a quiet street front. The 4 bedroom home offers space for the whole family. Boasting 3 separate living spaces, a study and a covered outdoor entertaining area flowing from the family room then onto the fully fenced level lawn. Add to this a large double garage, ducted A/C, solar panels, modern kitchen complete with stone island bench, gas cooking and 900mm oven. The home is perfect for a modern busy family who love to entertain.
4 bedrooms all with built in robes, walk in robe and ensuite to main.
Multiple living spaces including lounge, Rumpus and a family room plus study.
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The size of Thornleigh is approximately 3.9 square kilometres. It has 21 parks covering nearly 19.2% of total area. The population of Thornleigh in 2016 was 8464 people. By 2021 the population was 8898 showing a population growth of 5.1% in the area during that time. The predominant age group in Thornleigh is 40-49 years. Households in Thornleigh are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Thornleigh work in a professional occupation.In 2021, 74.60% of the homes in Thornleigh were owner-occupied compared with 77.90% in 2016.
Thornleigh has 4,025 properties. Over the last 5 years, Houses in Thornleigh have seen a 43.04% increase in median value, while Units have seen a 22.98% increase. As at 31 January 2026:
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