DemographicsClarendon Vale is approximately 1.91 square kilometres. In 2016 the population of Clarendon Vale was 1267. The population is 46% male and 54% female. On average the monthly mortgage repayments in Clarendon Vale are $1000 to $1399. The most common weekly income bracket is $300 to $399 per week. Weekly rents in the area are on average $150 to $199.