The size of Forrest is approximately 43 square kilometres. It has 1 park covering nearly 1.1% of total area. The population of Forrest in 2011 was 237 people. By 2016 the population was 222 showing a population decline of 6.3% in the area during that time. The predominant age group in Forrest is 60-69 years. Households in Forrest are primarily childless couples and are likely to be repaying $1400 - $1799 per month on mortgage repayments. In general, people in Forrest work in a professional occupation. In 2011, 75.7% of the homes in Forrest were owner-occupied compared with 79.2% in 2016. Currently the median sales price of houses in the area is $253,000.