DemographicsTarrengower is approximately 25.78 square kilometres. In 2016 the population of Tarrengower was 64. The population is 55% male and 45% female. On average the monthly mortgage repayments in Tarrengower are $1000 to $1399. The most common weekly income bracket is $150 to $299 per week. Weekly rents in the area are on average $0 to $74.