DemographicsWoolsthorpe is approximately 247.37 square kilometres. In 2016 the population of Woolsthorpe was 422. The population is 51% male and 49% female. On average the monthly mortgage repayments in Woolsthorpe are $1000 to $1399. The most common weekly income bracket is $800 to $999 per week. Weekly rents in the area are on average $150 to $199.