The size of Murtho is approximately 282.5 square kilometres. It has 8 parks covering nearly 4.5% of total area. The population of Murtho in 2011 was 418 people. By 2016 the population was 182 showing a population decline of 56.5% in the area during that time. The predominant age group in Murtho is 60-69 years. Households in Murtho are primarily childless couples and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Murtho work in a managers occupation. In 2011, 52.1% of the homes in Murtho were owner-occupied compared with 69.9% in 2016.