DemographicsLune River is approximately 48.85 square kilometres. In 2016 the population of Lune River was 24. The population is 60% male and 40% female. On average the monthly mortgage repayments in Lune River are $600 to $799. The most common weekly income bracket is $300 to $399 per week. Weekly rents in the area are on average $150 to $199.