Texline is located in Dallam county Texas with a geographic area of 1.0 square miles. The total population in Texline is 315 with 48.9% male and 51.1% female. Children under age 5 represent 2.9% of the population, under age 18 equal 15.6% of the population and over age 65 is 19.0% of the population. The median household income is $41,579, per capita income is $33,676. There are a total of 160 housing units with 71.9% owner occupied. Education includes 39.4% of residents that are high school graduates and 12.5% with a bachelor's degree or higher. The average temperature in Texline in the summer is 83 degrees, and in the winter 49 degrees.