The size of Stanley Flat is approximately 32.9 square kilometres. It has 1 park. The population of Stanley Flat in 2011 was 300 people. By 2016 the population was 396 showing a population growth of 32.0% in the area during that time. The predominant age group in Stanley Flat is 60-69 years. Households in Stanley Flat are primarily childless couples and are likely to be repaying $1400 - $1799 per month on mortgage repayments. In general, people in Stanley Flat work in a managers occupation. In 2011, 73.2% of the homes in Stanley Flat were owner-occupied compared with 89.2% in 2016. Currently the median sales price of houses in the area is $407,250.