Lindale is located in Smith county Texas with a geographic area of 6.2 square miles. The total population in Lindale is 6,212 with 52.5% male and 47.5% female. Children under age 5 represent 8.0% of the population, under age 18 equal 27.3% of the population and over age 65 is 14.4% of the population. The median household income is $79,871, per capita income is $30,179. There are a total of 2,169 housing units with 72.0% owner occupied. Education includes 32.1% of residents that are high school graduates and 26.9% with a bachelor's degree or higher. The average temperature in Lindale in the summer is 83 degrees, and in the winter 49 degrees.