DemographicsCarrington (Newcastle - NSW) is approximately 2.04 square kilometres. In 2016 the population of Carrington (Newcastle - NSW) was 1929. The population is 51% male and 49% female. On average the monthly mortgage repayments in Carrington (Newcastle - NSW) are $1800 to $2399. The most common weekly income bracket is $1000 to $1249 per week. Weekly rents in the area are on average $350 to $449.