DemographicsWards Mistake is approximately 179.8 square kilometres. In 2016 the population of Wards Mistake was 23. The population is 48% male and 52% female. On average the monthly mortgage repayments in Wards Mistake are $0 to $299. The most common weekly income bracket is $300 to $399 per week. Weekly rents in the area are on average $0 to $74.