DemographicsOaky Creek is approximately 53.1 square kilometres. In 2016 the population of Oaky Creek was 83. The population is 44% male and 56% female. On average the monthly mortgage repayments in Oaky Creek are $0 to $299. The most common weekly income bracket is $800 to $999 per week. Weekly rents in the area are on average $0 to $74.