The size of Wiarborough is approximately 212.7 square kilometres. It has 7 parks covering nearly 49.4% of total area. The population of Wiarborough in 2011 was 264 people. By 2016 the population was 12 showing a population decline of 95.5% in the area during that time. The predominant age group in Wiarborough is 60-69 years. Households in Wiarborough are primarily childless couples and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Wiarborough work in a managers occupation. In 2006, 64.5% of the homes in Wiarborough were owner-occupied compared with 91.4% in 2011.