DemographicsMount Tarampa is approximately 30.8 square kilometres. In 2016 the population of Mount Tarampa was 481. The population is 56% male and 44% female. On average the monthly mortgage repayments in Mount Tarampa are $1400 to $1799. The most common weekly income bracket is $1000 to $1249 per week. Weekly rents in the area are on average $350 to $449.