The size of Guntawang is approximately 33 square kilometres. It has 1 park covering nearly 0.4% of total area. The population of Guntawang in 2011 was 382 people. By 2016 the population was 85 showing a population decline of 77.7% in the area during that time. The predominant age group in Guntawang is 40-49 years. Households in Guntawang are primarily childless couples and are likely to be repaying $300 - $449 per month on mortgage repayments. In general, people in Guntawang work in a clerical occupation. In 2011, 76.7% of the homes in Guntawang were owner-occupied compared with 70% in 2016.