The size of Iguana Creek is approximately 56 square kilometres. It has 3 parks covering nearly 59.3% of total area. The population of Iguana Creek in 2011 was 390 people. By 2016 the population was 20 showing a population decline of 94.9% in the area during that time. The predominant age group in Iguana Creek is 60-69 years. Households in Iguana Creek are primarily childless couples and are likely to be repaying $800 - $999 per month on mortgage repayments. In general, people in Iguana Creek work in a managers occupation. In 2011, 84.4% of the homes in Iguana Creek were owner-occupied compared with 92.3% in 2016.