The size of Cartmeticup is approximately 215.6 square kilometres. It has 3 parks covering nearly 0.2% of total area. The population of Cartmeticup in 2011 was 415 people. By 2016 the population was 37 showing a population decline of 91.1% in the area during that time. The predominant age group in Cartmeticup is 50-59 years. Households in Cartmeticup are primarily childless couples and are likely to be repaying under $300 per month on mortgage repayments. In general, people in Cartmeticup work in a managers occupation. In 2006, 26.1% of the homes in Cartmeticup were owner-occupied compared with 77.3% in 2011.