The size of Larrimah is approximately 61.2 square kilometres. The population of Larrimah in 2011 was 195 people. By 2016 the population was 45 showing a population decline of 76.9% in the area during that time. The predominant age group in Larrimah is 20-29 years. Households in Larrimah are primarily childless couples and are likely to be repaying under $300 per month on mortgage repayments. In general, people in Larrimah work in a managers occupation. In 2011, 54.9% of the homes in Larrimah were owner-occupied compared with 77.7% in 2016.