DemographicsSutherlands Creek is approximately 40.36 square kilometres. In 2016 the population of Sutherlands Creek was 108. The population is 50% male and 50% female. On average the monthly mortgage repayments in Sutherlands Creek are $1400 to $1799. The most common weekly income bracket is $0 to $149 per week. Weekly rents in the area are on average $0 to $74.