The size of Highworth is approximately 1.2 square kilometres. It has 3 parks covering nearly 1.4% of total area. The population of Highworth in 2011 was 308 people. By 2016 the population was 287 showing a population decline of 6.8% in the area during that time. The predominant age group in Highworth is 0-9 years. Households in Highworth are primarily childless couples and are likely to be repaying $1000 - $1399 per month on mortgage repayments. In general, people in Highworth work in a professional occupation. In 2011, 74.1% of the homes in Highworth were owner-occupied compared with 75.6% in 2016. Currently the median sales price of houses in the area is $412,000.