The size of Westvale is approximately 70.3 square kilometres. It has 5 parks covering nearly 8.5% of total area. The population of Westvale in 2006 was 393 people. By 2011 the population was 448 showing a population growth of 14.0% in the area during that time. The predominant age group in Westvale is 50-59 years. Households in Westvale are primarily childless couples and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Westvale work in a managers occupation. In 2006, 85.9% of the homes in Westvale were owner-occupied compared with 77.7% in 2011.