The size of Ocean Grove is approximately 18.5 square kilometres. It has 13 parks covering nearly 6.2% of total area. The population of Ocean Grove in 2011 was 12,555 people. By 2016 the population was 14,161 showing a population growth of 12.8% in the area during that time. The predominant age group in Ocean Grove is 0-9 years. Households in Ocean Grove are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Ocean Grove work in a professional occupation. In 2011, 75.8% of the homes in Ocean Grove were owner-occupied compared with 76.1% in 2016. Currently the median sales price of houses in the area is $975,000.