The size of Arthur River is approximately 39.3 square kilometres. It has 8 parks covering nearly 72.8% of total area. The population of Arthur River in 2011 was 374 people. By 2016 the population was 39 showing a population decline of 89.6% in the area during that time. The predominant age group in Arthur River is 60-69 years. Households in Arthur River are primarily couples with children and are likely to be repaying $1400 - $1799 per month on mortgage repayments. In general, people in Arthur River work in a labourer occupation. In 2011, 57.9% of the homes in Arthur River were owner-occupied compared with 61.1% in 2016. Currently the median sales price of houses in the area is $250,000.