The size of Arbouin is approximately 1,061.3 square kilometres. The population of Arbouin in 2006 was 18 people. By 2011 the population was 330 showing a population growth of 1733.3% in the area during that time. The predominant age group in Arbouin is 60-69 years. Households in Arbouin are primarily childless couples and are likely to be repaying $450 - $599 per month on mortgage repayments. In general, people in Arbouin work in a managers occupation. In 2006, 50% of the homes in Arbouin were owner-occupied compared with 66.7% in 2011.