Alamo is located in Hidalgo county Texas with a geographic area of 7.5 square miles. The total population in Alamo is 19,851 with 48.8% male and 51.2% female. Children under age 5 represent 8.5% of the population, under age 18 equal 31.9% of the population and over age 65 is 17.1% of the population. The median household income is $37,347, per capita income is $16,783. There are a total of 6,106 housing units with 74.5% owner occupied. Education includes 26.2% of residents that are high school graduates and 11.0% with a bachelor's degree or higher. The average temperature in Alamo in the summer is 86 degrees, and in the winter 49 degrees.
