DemographicsOatlands (Tas.) is approximately 211.02 square kilometres. In 2016 the population of Oatlands (Tas.) was 683. The population is 48% male and 52% female. On average the monthly mortgage repayments in Oatlands (Tas.) are $800 to $999. The most common weekly income bracket is $400 to $499 per week. Weekly rents in the area are on average $150 to $199.