The size of Robin Falls is approximately 549.5 square kilometres. It has 1 park. The population of Robin Falls in 2011 was 495 people. By 2016 the population was 12 showing a population decline of 97.6% in the area during that time. The predominant age group in Robin Falls is 60-69 years. Households in Robin Falls are primarily childless couples and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Robin Falls work in a managers occupation. In 2011, 73% of the homes in Robin Falls were owner-occupied compared with 60% in 2016.