Heartland is located in Kaufman county Texas with a geographic area of 3.3 square miles. The total population in Heartland is 5,500 with 44.3% male and 55.7% female. Children under age 5 represent 8.3% of the population, under age 18 equal 35.7% of the population and over age 65 is 4.6% of the population. The median household income is $69,622, per capita income is $23,179. There are a total of 1,523 housing units with 80.0% owner occupied. Education includes 26.0% of residents that are high school graduates and 29.9% with a bachelor's degree or higher. The average temperature in Heartland in the summer is 83 degrees, and in the winter 49 degrees.