Mesilla is located in Dona ana county New mexico with a geographic area of 5.7 square miles. The total population in Mesilla is 2,274 with 41.1% male and 58.9% female. Children under age 5 represent 2.0% of the population, under age 18 equal 15.3% of the population and over age 65 is 26.2% of the population. The median household income is $51,167, per capita income is $31,233. There are a total of 986 housing units with 70.9% owner occupied. Education includes 22.8% of residents that are high school graduates and 46.9% with a bachelor's degree or higher. The average temperature in Mesilla in the summer is 71 degrees, and in the winter 32 degrees.
