Ralston is located in Sarpy county Nebraska with a geographic area of 1.6 square miles. The total population in Ralston is 7,305 with 49.0% male and 51.0% female. Children under age 5 represent 6.7% of the population, under age 18 equal 21.2% of the population and over age 65 is 17.8% of the population. The median household income is $60,106, per capita income is $32,135. There are a total of 3,092 housing units with 58.3% owner occupied. Education includes 24.8% of residents that are high school graduates and 31.0% with a bachelor's degree or higher. The average temperature in Ralston in the summer is 72 degrees, and in the winter 26 degrees.