The size of Wacol is approximately 18.2 square kilometres. It has 4 parks covering nearly 11.6% of total area. The population of Wacol in 2011 was 2,957 people. By 2016 the population was 3,774 showing a population growth of 27.6% in the area during that time. The predominant age group in Wacol is 20-29 years. Households in Wacol are primarily couples with children and are likely to be repaying $1000 - $1399 per month on mortgage repayments. In general, people in Wacol work in a trades occupation. In 2011, 61.3% of the homes in Wacol were owner-occupied compared with 45.4% in 2016. Currently the median sales price of houses in the area is $445,000.