The size of Gumeracha is approximately 25.7 square kilometres. The population of Gumeracha in 2011 was 1,019 people. By 2016 the population was 826 showing a population decline of 18.9% in the area during that time. The predominant age group in Gumeracha is 50-59 years. Households in Gumeracha are primarily couples with children and are likely to be repaying $1400 - $1799 per month on mortgage repayments. In general, people in Gumeracha work in a professional occupation. In 2011, 81% of the homes in Gumeracha were owner-occupied compared with 82.7% in 2016. Currently the median sales price of houses in the area is $455,000.