The size of Cooloola is approximately 458.5 square kilometres. It has 4 parks covering nearly 99.2% of total area. The population of Cooloola in 2006 was 2,096 people. By 2016 the population was 3 showing a population decline of 99.9% in the area during that time. The predominant age group in Cooloola is 60-69 years. Households in Cooloola are primarily childless couples and are likely to be repaying not stated per month on mortgage repayments. In general, people in Cooloola work in a labourer occupation.