DemographicsRowella is approximately 12.43 square kilometres. In 2016 the population of Rowella was 170. The population is 54% male and 46% female. On average the monthly mortgage repayments in Rowella are $1800 to $2399. The most common weekly income bracket is $300 to $399 per week. Weekly rents in the area are on average $150 to $199.