The size of Brooman is approximately 87.9 square kilometres. It has 7 parks covering nearly 74.5% of total area. The population of Brooman in 2011 was 196 people. By 2016 the population was 6 showing a population decline of 96.9% in the area during that time. The predominant age group in Brooman is 50-59 years. Households in Brooman are primarily childless couples and are likely to be repaying $300 - $449 per month on mortgage repayments. In general, people in Brooman work in a professional occupation. In 2011, 91.3% of the homes in Brooman were owner-occupied compared with 72.8% in 2016.