The size of Bumberry is approximately 10.6 square kilometres. The population of Bumberry in 2011 was 190 people. By 2016 the population was 43 showing a population decline of 77.4% in the area during that time. The predominant age group in Bumberry is 60-69 years. Households in Bumberry are primarily childless couples and are likely to be repaying under $300 per month on mortgage repayments. In general, people in Bumberry work in a managers occupation. In 2011, 81.5% of the homes in Bumberry were owner-occupied compared with 105.5% in 2016.