The size of Coles Bay is approximately 106.9 square kilometres. It has 16 parks covering nearly 51.3% of total area. The population of Coles Bay in 2011 was 307 people. By 2016 the population was 365 showing a population growth of 18.9% in the area during that time. The predominant age group in Coles Bay is 60-69 years. Households in Coles Bay are primarily childless couples and are likely to be repaying $1400 - $1799 per month on mortgage repayments. In general, people in Coles Bay work in a managers occupation. In 2011, 64.1% of the homes in Coles Bay were owner-occupied compared with 71.7% in 2016. Currently the median sales price of houses in the area is $630,000.