The size of Hallam is approximately 8.3 square kilometres. It has 18 parks covering nearly 6.2% of total area. The population of Hallam in 2011 was 10,161 people. By 2016 the population was 10,867 showing a population growth of 6.9% in the area during that time. The predominant age group in Hallam is 20-29 years. Households in Hallam are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Hallam work in a trades occupation. In 2011, 74.8% of the homes in Hallam were owner-occupied compared with 71.6% in 2016. Currently the median sales price of houses in the area is $700,000.