40a Sadleir Avenue

Sadleir NSW 2168

The size of Sadleir is approximately 0.9 square kilometres. It has 11 parks covering nearly 14.5% of total area. The population of Sadleir in 2016 was 3135 people. By 2021 the population was 3243 showing a population growth of 3.4% in the area during that time. The predominant age group in Sadleir is 10-19 years. Households in Sadleir are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Sadleir work in a machinery operators and drivers occupation.In 2021, 43.20% of the homes in Sadleir were owner-occupied compared with 44.50% in 2016.

Sadleir has 1,088 properties. Over the last 5 years, Houses in Sadleir have seen a 57.37% increase in median value, while Units have seen a 33.33% increase. As at 30 November 2025:

• The median value for Houses in Sadleir is $906,029 while the median value for Units is $758,830.
• Houses have a median rent of $610.