Gilmer is located in Upshur county Texas with a geographic area of 3.8 square miles. The total population in Gilmer is 5,139 with 50.6% male and 49.4% female. Children under age 5 represent 8.0% of the population, under age 18 equal 29.0% of the population and over age 65 is 16.5% of the population. The median household income is $38,056, per capita income is $20,679. There are a total of 1,778 housing units with 54.0% owner occupied. Education includes 27.9% of residents that are high school graduates and 20.0% with a bachelor's degree or higher. The average temperature in Gilmer in the summer is 80 degrees, and in the winter 49 degrees.
