The size of Lange is approximately 3.7 square kilometres. It has 1 park covering nearly 7.2% of total area. The population of Lange in 2011 was 121 people. By 2016 the population was 240 showing a population growth of 98.3% in the area during that time. The predominant age group in Lange is 70-79 years. Households in Lange are primarily childless couples and are likely to be repaying $1400 - $1799 per month on mortgage repayments. In general, people in Lange work in a labourer occupation. In 2011, 69.6% of the homes in Lange were owner-occupied compared with 68.6% in 2016. Currently the median sales price of houses in the area is $525,000.