The size of Holgate is approximately 9 square kilometres. It has 9 parks covering nearly 19.4% of total area. The population of Holgate in 2011 was 986 people. By 2016 the population was 945 showing a population decline of 4.2% in the area during that time. The predominant age group in Holgate is 10-19 years. Households in Holgate are primarily couples with children and are likely to be repaying over $4000 per month on mortgage repayments. In general, people in Holgate work in a professional occupation. In 2011, 91.1% of the homes in Holgate were owner-occupied compared with 93.5% in 2016. Currently the median sales price of houses in the area is $2,700,000.