The size of Renmark is approximately 14.9 square kilometres. It has 21 parks covering nearly 6% of total area. The population of Renmark in 2011 was 4,386 people. By 2016 the population was 4,637 showing a population growth of 5.7% in the area during that time. The predominant age group in Renmark is 60-69 years. Households in Renmark are primarily childless couples and are likely to be repaying $1000 - $1399 per month on mortgage repayments. In general, people in Renmark work in a labourer occupation. In 2011, 53.2% of the homes in Renmark were owner-occupied compared with 54.5% in 2016. Currently the median sales price of houses in the area is $259,500.