The size of Nain is approximately 12.9 square kilometres. The population of Nain in 2011 was 261 people. By 2016 the population was 21 showing a population decline of 92.0% in the area during that time. The predominant age group in Nain is 50-59 years. Households in Nain are primarily childless couples and are likely to be repaying $1000 - $1399 per month on mortgage repayments. In general, people in Nain work in a managers occupation. In 2011, 78.9% of the homes in Nain were owner-occupied compared with 85.7% in 2016.