DemographicsLauriston is approximately 26.19 square kilometres. In 2016 the population of Lauriston was 236. The population is 47% male and 53% female. On average the monthly mortgage repayments in Lauriston are $1800 to $2399. The most common weekly income bracket is $400 to $499 per week. Weekly rents in the area are on average $350 to $449.