DemographicsMunbilla is approximately 11.38 square kilometres. In 2016 the population of Munbilla was 100. The population is 53% male and 47% female. On average the monthly mortgage repayments in Munbilla are $1400 to $1799. The most common weekly income bracket is $400 to $499 per week. Weekly rents in the area are on average $0 to $74.