The size of Blacks Beach is approximately 6.5 square kilometres. It has 6 parks covering nearly 5.2% of total area. The population of Blacks Beach in 2011 was 2,871 people. By 2016 the population was 3,847 showing a population growth of 34.0% in the area during that time. The predominant age group in Blacks Beach is 0-9 years. Households in Blacks Beach are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Blacks Beach work in a trades occupation. In 2011, 53.2% of the homes in Blacks Beach were owner-occupied compared with 37.3% in 2016. Currently the median sales price of houses in the area is $397,500.