The size of Lapoinya is approximately 34.5 square kilometres. It has 9 parks covering nearly 24.8% of total area. The population of Lapoinya in 2011 was 290 people. By 2016 the population was 113 showing a population decline of 61.0% in the area during that time. The predominant age group in Lapoinya is 40-49 years. Households in Lapoinya are primarily couples with children and are likely to be repaying $1000 - $1399 per month on mortgage repayments. In general, people in Lapoinya work in a managers occupation. In 2011, 84.1% of the homes in Lapoinya were owner-occupied compared with 78.5% in 2016.