The size of Spring Flat is approximately 59.2 square kilometres. It has 2 parks covering nearly 19.5% of total area. The population of Spring Flat in 2011 was 425 people. By 2016 the population was 210 showing a population decline of 50.6% in the area during that time. The predominant age group in Spring Flat is 50-59 years. Households in Spring Flat are primarily childless couples and are likely to be repaying $2400 - $2999 per month on mortgage repayments. In general, people in Spring Flat work in a managers occupation. In 2011, 80.9% of the homes in Spring Flat were owner-occupied compared with 87.7% in 2016. Currently the median sales price of houses in the area is $417,555.