1201/199 Castlereagh Street

Sydney NSW 2000

The size of Sydney is approximately 3.0 square kilometres. It has 16 parks covering nearly 33.5% of total area. The population of Sydney in 2016 was 17252 people. By 2021 the population was 16667 showing a population decline of 3.4% in the area during that time. The predominant age group in Sydney is 20-29 years. Households in Sydney are primarily childless couples and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Sydney work in a professional occupation.In 2021, 24.20% of the homes in Sydney were owner-occupied compared with 29.10% in 2016.

Sydney has 24,352 properties. Over the last 5 years, Houses in Sydney have seen a 50.64% increase in median value, while Units have seen a 9.42% increase. As at 31 October 2025:

• The median value for Houses in Sydney is $1,643,266 while the median value for Units is $1,152,492.
• Houses have a median rent of $850 while Units have a median rent of $980.