DemographicsStockyard (Lockyer Valley - Qld) is approximately 17.49 square kilometres. In 2016 the population of Stockyard (Lockyer Valley - Qld) was 49. The population is 58% male and 42% female. On average the monthly mortgage repayments in Stockyard (Lockyer Valley - Qld) 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.