Wellton is located in Yuma county Arizona with a geographic area of 28.9 square miles. The total population in Wellton is 3,091 with 44.4% male and 55.6% female. Children under age 5 represent 1.6% of the population, under age 18 equal 17.0% of the population and over age 65 is 41.5% of the population. The median household income is $47,597, per capita income is $21,083. There are a total of 1,381 housing units with 71.8% owner occupied. Education includes 18.5% of residents that are high school graduates and 25.9% with a bachelor's degree or higher. The average temperature in Wellton in the summer is 83 degrees, and in the winter 49 degrees.