The size of Yagoonya is approximately 11,016.7 square kilometres. It has 8 parks covering nearly 0.1% of total area. The population of Yagoonya in 2011 was 1,467 people. By 2016 the population was 20 showing a population decline of 98.6% in the area during that time. The predominant age group in Yagoonya is 10-19 years. Households in Yagoonya are primarily childless couples and are likely to be repaying $1000 - $1399 per month on mortgage repayments. In general, people in Yagoonya work in a managers occupation. In 2006, 33.3% of the homes in Yagoonya were owner-occupied compared with 29.6% in 2011.