The size of Warrak is approximately 67.9 square kilometres. It has 2 parks covering nearly 40% of total area. The population of Warrak in 2011 was 251 people. By 2016 the population was 70 showing a population decline of 72.1% in the area during that time. The predominant age group in Warrak is 10-19 years. Households in Warrak are primarily couples with children and are likely to be repaying $1400 - $1799 per month on mortgage repayments. In general, people in Warrak work in a clerical occupation. In 2011, 89.3% of the homes in Warrak were owner-occupied compared with 92% in 2016.