The size of Cootharaba is approximately 65.7 square kilometres. It has 5 parks covering nearly 3% of total area. The population of Cootharaba in 2011 was 791 people. By 2016 the population was 839 showing a population growth of 6.1% in the area during that time. The predominant age group in Cootharaba is 50-59 years. Households in Cootharaba are primarily childless couples and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Cootharaba work in a professional occupation. In 2011, 82.2% of the homes in Cootharaba were owner-occupied compared with 79.2% in 2016. Currently the median sales price of houses in the area is $792,500.