DemographicsWatsons Crossing is approximately 66.32 square kilometres. In 2016 the population of Watsons Crossing was 15. The population is 54% male and 46% female. On average the monthly mortgage repayments in Watsons Crossing are $0 to $299. The most common weekly income bracket is $0 to $149 per week. Weekly rents in the area are on average $0 to $74.