The size of Willagee is approximately 2.1 square kilometres. It has 7 parks covering nearly 5.9% of total area. The population of Willagee in 2011 was 4,767 people. By 2016 the population was 4,867 showing a population growth of 2.1% in the area during that time. The predominant age group in Willagee is 40-49 years. Households in Willagee are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Willagee work in a professional occupation. In 2011, 55.6% of the homes in Willagee were owner-occupied compared with 57.9% in 2016. Currently the median sales price of houses in the area is $650,000.