The size of Crabtree is approximately 29.1 square kilometres. It has 11 parks covering nearly 4.2% of total area. The population of Crabtree in 2011 was 274 people. By 2016 the population was 284 showing a population growth of 3.6% in the area during that time. The predominant age group in Crabtree is 50-59 years. Households in Crabtree are primarily couples with children and are likely to be repaying $1400 - $1799 per month on mortgage repayments. In general, people in Crabtree work in a professional occupation. In 2011, 87.9% of the homes in Crabtree were owner-occupied compared with 87.5% in 2016. Currently the median sales price of houses in the area is $352,500.