DemographicsFrenches Creek is approximately 9.72 square kilometres. In 2016 the population of Frenches Creek was 85. The population is 43% male and 57% female. On average the monthly mortgage repayments in Frenches Creek are $1000 to $1399. The most common weekly income bracket is $500 to $649 per week. Weekly rents in the area are on average $0 to $74.