DemographicsQuamby Bend is approximately 8.52 square kilometres. In 2016 the population of Quamby Bend was 26. The population is 57% male and 43% female. On average the monthly mortgage repayments in Quamby Bend are $0 to $299. The most common weekly income bracket is $1250 to $1499 per week. Weekly rents in the area are on average $0 to $74.