The size of Kenthurst is approximately 45.5 square kilometres. It has 10 parks covering nearly 2.2% of total area. The population of Kenthurst in 2011 was 4,880 people. By 2016 the population was 5,048 showing a population growth of 3.4% in the area during that time. The predominant age group in Kenthurst is 10-19 years. Households in Kenthurst are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Kenthurst work in a professional occupation. In 2011, 86.2% of the homes in Kenthurst were owner-occupied compared with 86.7% in 2016. Currently the median sales price of houses in the area is $2,810,000.