The size of Arcturus is approximately 1,206.4 square kilometres. It has 2 parks covering nearly 0.3% of total area. The population of Arcturus in 2011 was 364 people. By 2016 the population was 71 showing a population decline of 80.5% in the area during that time. The predominant age group in Arcturus is 40-49 years. Households in Arcturus are primarily couples with children and are likely to be repaying under $300 per month on mortgage repayments. In general, people in Arcturus work in a managers occupation. In 2011, 48.8% of the homes in Arcturus were owner-occupied compared with 59.1% in 2016.