The size of Silvan is approximately 30.1 square kilometres. It has 5 parks covering nearly 0.9% of total area. The population of Silvan in 2011 was 1,220 people. By 2016 the population was 1,254 showing a population growth of 2.8% in the area during that time. The predominant age group in Silvan is 40-49 years. Households in Silvan are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Silvan work in a managers occupation. In 2011, 80.1% of the homes in Silvan were owner-occupied compared with 86.2% in 2016. Currently the median sales price of houses in the area is $1,088,000.