Markle is located in Wells county Indiana with a geographic area of 1.4 square miles. The total population in Markle is 1,481 with 46.9% male and 53.1% female. Children under age 5 represent 11.4% of the population, under age 18 equal 22.1% of the population and over age 65 is 19.0% of the population. The median household income is $52,333, per capita income is $24,753. There are a total of 568 housing units with 71.5% owner occupied. Education includes 42.3% of residents that are high school graduates and 19.9% with a bachelor's degree or higher. The average temperature in Markle in the summer is 73 degrees, and in the winter 29 degrees.