DemographicsWivenhoe Pocket is approximately 20.72 square kilometres. In 2016 the population of Wivenhoe Pocket was 440. The population is 54% male and 46% female. On average the monthly mortgage repayments in Wivenhoe Pocket are $1800 to $2399. The most common weekly income bracket is $400 to $499 per week. Weekly rents in the area are on average $0 to $74.