Manchaca is located in Travis county Texas with a geographic area of 2.0 square miles. The total population in Manchaca is 1,370 with 48.8% male and 51.2% female. Children under age 5 represent 17.2% of the population, under age 18 equal 26.8% of the population and over age 65 is 14.1% of the population. The median household income is $122,639, per capita income is $48,521. There are a total of 445 housing units with 78.9% owner occupied. Education includes 7.9% of residents that are high school graduates and 47.6% with a bachelor's degree or higher. The average temperature in Manchaca in the summer is 83 degrees, and in the winter 49 degrees.