Henagar is located in Dekalb county Alabama with a geographic area of 22.6 square miles. The total population in Henagar is 2,457 with 51.7% male and 48.3% female. Children under age 5 represent 6.1% of the population, under age 18 equal 26.9% of the population and over age 65 is 15.1% of the population. The median household income is $48,281, per capita income is $20,853. There are a total of 865 housing units with 74.6% owner occupied. Education includes 41.6% of residents that are high school graduates and 7.3% with a bachelor's degree or higher. The average temperature in Henagar in the summer is 75 degrees, and in the winter 43 degrees.