The size of Lower Plenty is approximately 6.8 square kilometres. It has 7 parks covering nearly 5.6% of total area. The population of Lower Plenty in 2011 was 3,782 people. By 2016 the population was 3,873 showing a population growth of 2.4% in the area during that time. The predominant age group in Lower Plenty is 40-49 years. Households in Lower Plenty are primarily couples with children and are likely to be repaying $1800 - $2399 per month on mortgage repayments. In general, people in Lower Plenty work in a professional occupation. In 2011, 79.9% of the homes in Lower Plenty were owner-occupied compared with 80.1% in 2016. Currently the median sales price of houses in the area is $1,250,000.