The size of Brown Hill is approximately 7.9 square kilometres. It has 5 parks covering nearly 10.5% of total area. The population of Brown Hill in 2011 was 3,078 people. By 2016 the population was 3,565 showing a population growth of 15.8% in the area during that time. The predominant age group in Brown Hill is 0-9 years. Households in Brown Hill are primarily couples with children and are likely to be repaying $1000 - $1399 per month on mortgage repayments. In general, people in Brown Hill work in a professional occupation. In 2011, 70.8% of the homes in Brown Hill were owner-occupied compared with 70.9% in 2016. Currently the median sales price of houses in the area is $610,000.