The size of Gwambegwine is approximately 830.2 square kilometres. It has 5 parks covering nearly 2.4% of total area. The population of Gwambegwine in 2011 was 220 people. By 2016 the population was 9 showing a population decline of 95.9% in the area during that time. The predominant age group in Gwambegwine is 40-49 years. Households in Gwambegwine are primarily childless couples and are likely to be repaying under $300 per month on mortgage repayments. In general, people in Gwambegwine work in a labourer occupation. In 2006, 19.5% of the homes in Gwambegwine were owner-occupied compared with 67.8% in 2011.