The size of Glenroy is approximately 8 square kilometres. It has 2 parks covering nearly 1.8% of total area. The population of Glenroy in 2011 was 2,948 people. By 2016 the population was 3,277 showing a population growth of 11.2% in the area during that time. The predominant age group in Glenroy is 40-49 years. Households in Glenroy are primarily couples with children and are likely to be repaying $1400 - $1799 per month on mortgage repayments. In general, people in Glenroy work in a professional occupation. In 2011, 75% of the homes in Glenroy were owner-occupied compared with 73.2% in 2016. Currently the median sales price of houses in the area is $475,000.