The size of Mudgegonga is approximately 160.9 square kilometres. It has 7 parks covering nearly 36.5% of total area. The population of Mudgegonga in 2011 was 257 people. By 2016 the population was 169 showing a population decline of 34.2% in the area during that time. The predominant age group in Mudgegonga is 50-59 years. Households in Mudgegonga are primarily childless couples and are likely to be repaying $1400 - $1799 per month on mortgage repayments. In general, people in Mudgegonga work in a managers occupation. In 2011, 86.5% of the homes in Mudgegonga were owner-occupied compared with 89.3% in 2016.