DemographicsYandilla is approximately 86.25 square kilometres. In 2016 the population of Yandilla was 46. The population is 50% male and 50% female. On average the monthly mortgage repayments in Yandilla are $0 to $299. The most common weekly income bracket is $500 to $649 per week. Weekly rents in the area are on average $225 to $275.