The size of Bambaroo is approximately 90.9 square kilometres. It has 2 parks covering nearly 44.1% of total area. The population of Bambaroo in 2011 was 451 people. By 2016 the population was 117 showing a population decline of 74.1% in the area during that time. The predominant age group in Bambaroo is 60-69 years. Households in Bambaroo are primarily childless couples and are likely to be repaying under $300 per month on mortgage repayments. In general, people in Bambaroo work in a managers occupation. In 2011, 73.1% of the homes in Bambaroo were owner-occupied compared with 90% in 2016.