DemographicsMia Mia (Vic.) is approximately 152.2 square kilometres. In 2016 the population of Mia Mia (Vic.) was 178. The population is 53% male and 47% female. On average the monthly mortgage repayments in Mia Mia (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.