DemographicsLemontree is approximately 49.01 square kilometres. In 2016 the population of Lemontree was 45. The population is 56% male and 44% female. On average the monthly mortgage repayments in Lemontree are $0 to $299. The most common weekly income bracket is $800 to $999 per week. Weekly rents in the area are on average $0 to $74.