DemographicsMininera is approximately 111.9 square kilometres. In 2016 the population of Mininera was 62. The population is 41% male and 59% female. On average the monthly mortgage repayments in Mininera are $1000 to $1399. The most common weekly income bracket is $300 to $399 per week. Weekly rents in the area are on average $0 to $74.