The size of Kelmscott is approximately 15 square kilometres. It has 15 parks covering nearly 32% of total area. The population of Kelmscott in 2011 was 10,019 people. By 2016 the population was 10,496 showing a population growth of 4.8% in the area during that time. The predominant age group in Kelmscott is 20-29 years. Households in Kelmscott are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Kelmscott work in a trades occupation. In 2011, 71.2% of the homes in Kelmscott were owner-occupied compared with 70.3% in 2016. Currently the median sales price of houses in the area is $350,000.