The size of Louth Park is approximately 12 square kilometres. The population of Louth Park in 2011 was 640 people. By 2016 the population was 638 showing a population decline of 0.3% in the area during that time. The predominant age group in Louth Park is 10-19 years. Households in Louth Park are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Louth Park work in a professional occupation. In 2011, 95.1% of the homes in Louth Park were owner-occupied compared with 90.1% in 2016. Currently the median sales price of houses in the area is $835,500.