18 Trelawney Street

Thornleigh NSW 2120

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 2011 was 8,114 people. By 2016 the population was 8,459 showing a population growth of 4.3% 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 $3000 - $3999 per month on mortgage repayments. In general, people in Thornleigh work in a professional occupation. In 2011, 80% of the homes in Thornleigh were owner-occupied compared with 77.9% in 2016.

Thornleigh has 4,004 properties. Over the last 5 years, Houses in Thornleigh have seen a 62.03% increase in median value, while Units have seen a 19.34% increase. As at 31 October 2024:

• The median value for Houses in Thornleigh is $1,875,482 while the median value for Units is $1,055,655.
• Houses have a median rent of $795 while Units have a median rent of $700.