The size of Glenelg is approximately 146.4 square kilometres. It has 4 parks covering nearly 2.8% of total area. The population of Glenelg in 2011 was 185 people. By 2016 the population was 12 showing a population decline of 93.5% in the area during that time. The predominant age group in Glenelg is 60-69 years. Households in Glenelg are primarily childless couples and are likely to be repaying under $300 per month on mortgage repayments. In general, people in Glenelg work in a managers occupation. In 2011, 81.6% of the homes in Glenelg were owner-occupied compared with 91.7% in 2016.