DemographicsHowes Valley is approximately 554.3 square kilometres. In 2016 the population of Howes Valley was 124. The population is 54% male and 46% female. On average the monthly mortgage repayments in Howes Valley are $1000 to $1399. The most common weekly income bracket is $150 to $299 per week. Weekly rents in the area are on average $200 to $224.