The size of Atwell is approximately 3.6 square kilometres. It has 10 parks covering nearly 7.4% of total area. The population of Atwell in 2011 was 8,646 people. By 2016 the population was 9,060 showing a population growth of 4.8% in the area during that time. The predominant age group in Atwell is 40-49 years. Households in Atwell are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Atwell work in a professional occupation. In 2011, 79.3% of the homes in Atwell were owner-occupied compared with 77.8% in 2016. Currently the median sales price of houses in the area is $555,000.