Eldridge is located in Scott county Iowa with a geographic area of 9.8 square miles. The total population in Eldridge is 6,678 with 47.8% male and 52.2% female. Children under age 5 represent 7.8% of the population, under age 18 equal 32.1% of the population and over age 65 is 15.0% of the population. The median household income is $81,150, per capita income is $36,325. There are a total of 2,398 housing units with 79.9% owner occupied. Education includes 30.4% of residents that are high school graduates and 41.5% with a bachelor's degree or higher. The average temperature in Eldridge in the summer is 74 degrees, and in the winter 23 degrees.