DemographicsMount Berryman is approximately 26.85 square kilometres. In 2016 the population of Mount Berryman was 109. The population is 59% male and 41% female. On average the monthly mortgage repayments in Mount Berryman are $1000 to $1399. The most common weekly income bracket is $300 to $399 per week. Weekly rents in the area are on average $150 to $199.