The size of Flynn is approximately 2 square kilometres. It has 12 parks covering nearly 15.2% of total area. The population of Flynn in 2011 was 3,555 people. By 2016 the population was 3,370 showing a population decline of 5.2% in the area during that time. The predominant age group in Flynn is 0-9 years. Households in Flynn are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Flynn work in a professional occupation. In 2011, 83.6% of the homes in Flynn were owner-occupied compared with 81.2% in 2016. Currently the median sales price of houses in the area is $886,250.