The size of Singleton Heights is approximately 3.8 square kilometres. It has 13 parks covering nearly 20% of total area. The population of Singleton Heights in 2011 was 4,666 people. By 2016 the population was 4,692 showing a population growth of 0.6% in the area during that time. The predominant age group in Singleton Heights is 0-9 years. Households in Singleton Heights are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Singleton Heights work in a machinery operators and drivers occupation. In 2011, 63.4% of the homes in Singleton Heights were owner-occupied compared with 60% in 2016. Currently the median sales price of houses in the area is $485,000.