The size of Balcatta is approximately 7.1 square kilometres. It has 25 parks covering nearly 7.7% of total area. The population of Balcatta in 2011 was 9,990 people. By 2016 the population was 10,369 showing a population growth of 3.8% in the area during that time. The predominant age group in Balcatta is 30-39 years. Households in Balcatta are primarily childless couples and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Balcatta work in a professional occupation. In 2011, 63.2% of the homes in Balcatta were owner-occupied compared with 63.8% in 2016. Currently the median sales price of houses in the area is $535,000.