The size of Stonor is approximately 45.2 square kilometres. It has 4 parks covering nearly 1.9% of total area. The population of Stonor in 2011 was 360 people. By 2016 the population was 32 showing a population decline of 91.1% in the area during that time. The predominant age group in Stonor is 30-39 years. Households in Stonor are primarily childless couples and are likely to be repaying $300 - $449 per month on mortgage repayments. In general, people in Stonor work in a managers occupation. In 2011, 73.9% of the homes in Stonor were owner-occupied compared with 87.5% in 2016.