DemographicsWal Wal is approximately 151.1 square kilometres. In 2016 the population of Wal Wal was 27. The population is 57% male and 43% female. On average the monthly mortgage repayments in Wal Wal are $0 to $299. The most common weekly income bracket is $300 to $399 per week. Weekly rents in the area are on average $0 to $74.