DemographicsWedderburn (Vic.) is approximately 206.55 square kilometres. In 2016 the population of Wedderburn (Vic.) was 941. The population is 52% male and 48% female. On average the monthly mortgage repayments in Wedderburn (Vic.) are $1000 to $1399. The most common weekly income bracket is $300 to $399 per week. Weekly rents in the area are on average $150 to $199.