The size of Southside is approximately 18.6 square kilometres. It has 8 parks covering nearly 1% of total area. The population of Southside in 2011 was 5,509 people. By 2016 the population was 5,718 showing a population growth of 3.8% in the area during that time. The predominant age group in Southside is 10-19 years. Households in Southside are primarily childless couples and are likely to be repaying $1400 - $1799 per month on mortgage repayments. In general, people in Southside work in a trades occupation. In 2011, 67.8% of the homes in Southside were owner-occupied compared with 65% in 2016. Currently the median sales price of houses in the area is $425,000.