The size of North Strathfield is approximately 1 square kilometres. It has 4 parks covering nearly 0.6% of total area. The population of North Strathfield in 2011 was 4,442 people. By 2016 the population was 4,758 showing a population growth of 7.1% in the area during that time. The predominant age group in North Strathfield is 20-29 years. Households in North Strathfield are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in North Strathfield work in a professional occupation. In 2011, 54.9% of the homes in North Strathfield were owner-occupied compared with 50% in 2016. Currently the median sales price of houses in the area is $1,902,500.