The size of Frankfield is approximately 3,138.1 square kilometres. It has 2 parks covering nearly 1.3% of total area. The population of Frankfield in 2011 was 461 people. By 2016 the population was 27 showing a population decline of 94.1% in the area during that time. The predominant age group in Frankfield is 0-9 years. Households in Frankfield are primarily couples with children and are likely to be repaying under $300 per month on mortgage repayments. In general, people in Frankfield work in a managers occupation. In 2006, 16.1% of the homes in Frankfield were owner-occupied compared with 53.5% in 2011.