23 The Battlement

Castlecrag NSW 2068

The size of Castlecrag is approximately 1.5 square kilometres. It has 16 parks covering nearly 18.9% of total area. The population of Castlecrag in 2016 was 2939 people. By 2021 the population was 2965 showing a population growth of 0.9% in the area during that time. The predominant age group in Castlecrag is 10-19 years. Households in Castlecrag are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Castlecrag work in a professional occupation.In 2021, 87.10% of the homes in Castlecrag were owner-occupied compared with 85.50% in 2016.

Castlecrag has 1,251 properties. Over the last 5 years, Houses in Castlecrag have seen a 45.96% increase in median value, while Units have seen a 15.12% increase. As at 31 October 2025:

• The median value for Houses in Castlecrag is $4,639,565 while the median value for Units is $1,403,703.
• Houses have a median rent of $1,800 while Units have a median rent of $650.