The size of Glenunga is approximately 0.9 square kilometres. It has 2 parks covering nearly 5.9% of total area. The population of Glenunga in 2011 was 1,867 people. By 2016 the population was 2,003 showing a population growth of 7.3% in the area during that time. The predominant age group in Glenunga is 10-19 years. Households in Glenunga are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Glenunga work in a professional occupation. In 2011, 77.6% of the homes in Glenunga were owner-occupied compared with 75.6% in 2016. Currently the median sales price of houses in the area is $1,356,000.