DemographicsGellibrand Lower is approximately 48.34 square kilometres. In 2016 the population of Gellibrand Lower was 13. The population is 70% male and 30% female. On average the monthly mortgage repayments in Gellibrand Lower 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.