The size of Brompton is approximately 1.1 square kilometres. It has 13 parks covering nearly 5.1% of total area. The population of Brompton in 2011 was 2,930 people. By 2016 the population was 3,530 showing a population growth of 20.5% in the area during that time. The predominant age group in Brompton is 20-29 years. Households in Brompton are primarily childless couples and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Brompton work in a professional occupation. In 2011, 47.6% of the homes in Brompton were owner-occupied compared with 41.1% in 2016. Currently the median sales price of houses in the area is $676,500.