DemographicsNorth Branch (Toowoomba - Qld) is approximately 99.38 square kilometres. In 2016 the population of North Branch (Toowoomba - Qld) was 39. The population is 48% male and 53% female. On average the monthly mortgage repayments in North Branch (Toowoomba - Qld) are $0 to $299. The most common weekly income bracket is $1000 to $1249 per week. Weekly rents in the area are on average $0 to $74.