The size of Dampier is approximately 10.8 square kilometres. The population of Dampier in 2011 was 1,265 people. By 2016 the population was 1,103 showing a population decline of 12.8% in the area during that time. The predominant age group in Dampier is 40-49 years. Households in Dampier are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Dampier work in a trades occupation. In 2011, 47% of the homes in Dampier were owner-occupied compared with 54.8% in 2016. Currently the median sales price of houses in the area is $740,000.