DemographicsHavelock is approximately 27.81 square kilometres. In 2016 the population of Havelock was 74. The population is 52% male and 48% female. On average the monthly mortgage repayments in Havelock are $1000 to $1399. The most common weekly income bracket is $300 to $399 per week. Weekly rents in the area are on average $0 to $74.