The size of Girraween is approximately 23.6 square kilometres. The population of Girraween in 2011 was 1,507 people. By 2016 the population was 1,632 showing a population growth of 8.3% in the area during that time. The predominant age group in Girraween is 40-49 years. Households in Girraween are primarily couples with children and are likely to be repaying $3000 - $3999 per month on mortgage repayments. In general, people in Girraween work in a trades occupation. In 2011, 86.7% of the homes in Girraween were owner-occupied compared with 83.8% in 2016. Currently the median sales price of houses in the area is $750,000.