The size of Willigobung is approximately 31.4 square kilometres. It has 2 parks covering nearly 37.9% of total area. The population of Willigobung in 2011 was 245 people. By 2016 the population was 40 showing a population decline of 83.7% in the area during that time. The predominant age group in Willigobung is 50-59 years. Households in Willigobung are primarily childless couples and are likely to be repaying $2400 - $2999 per month on mortgage repayments. In general, people in Willigobung work in a managers occupation. In 2011, 77.5% of the homes in Willigobung were owner-occupied compared with 113% in 2016.