DemographicsCampbelltown (Vic.) is approximately 70.68 square kilometres. In 2016 the population of Campbelltown (Vic.) was 55. The population is 53% male and 47% female. On average the monthly mortgage repayments in Campbelltown (Vic.) are $600 to $799. The most common weekly income bracket is $400 to $499 per week. Weekly rents in the area are on average $0 to $74.