The size of Hamilton is approximately 89.3 square kilometres. The population of Hamilton in 2011 was 3,152 people. By 2016 the population was 75 showing a population decline of 97.6% in the area during that time. The predominant age group in Hamilton is 50-59 years. Households in Hamilton are primarily childless couples and are likely to be repaying $800 - $999 per month on mortgage repayments. In general, people in Hamilton work in a managers occupation. In 2011, 80.6% of the homes in Hamilton were owner-occupied compared with 82.4% in 2016.