DemographicsBuangor is approximately 128.2 square kilometres. In 2016 the population of Buangor was 103. The population is 42% male and 58% female. On average the monthly mortgage repayments in Buangor are $1000 to $1399. The most common weekly income bracket is $300 to $399 per week. Weekly rents in the area are on average $100 to $149.