The size of Cudgee is approximately 21.6 square kilometres. The population of Cudgee in 2011 was 347 people. By 2016 the population was 227 showing a population decline of 34.6% in the area during that time. The predominant age group in Cudgee is 40-49 years. Households in Cudgee are primarily couples with children and are likely to be repaying $1000 - $1399 per month on mortgage repayments. In general, people in Cudgee work in a managers occupation. In 2011, 81.8% of the homes in Cudgee were owner-occupied compared with 90.6% in 2016.