The size of Marks Point is approximately 1.5 square kilometres. It has 4 parks covering nearly 17.6% of total area. The population of Marks Point in 2011 was 1,731 people. By 2016 the population was 1,814 showing a population growth of 4.8% in the area during that time. The predominant age group in Marks Point is 60-69 years. Households in Marks Point are primarily childless couples and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Marks Point work in a professional occupation. In 2011, 53% of the homes in Marks Point were owner-occupied compared with 55% in 2016. Currently the median sales price of houses in the area is $850,000.