The size of Bullfinch is approximately 1,191.5 square kilometres. It has 10 parks covering nearly 2.1% of total area. The population of Bullfinch in 2011 was 379 people. By 2016 the population was 23 showing a population decline of 93.9% in the area during that time. The predominant age group in Bullfinch is 60-69 years. Households in Bullfinch are primarily childless couples and are likely to be repaying $300 - $449 per month on mortgage repayments. In general, people in Bullfinch work in a managers occupation. In 2006, 23.5% of the homes in Bullfinch were owner-occupied compared with 79.3% in 2011.