Granger is located in Dallas county Iowa with a geographic area of 1.7 square miles. The total population in Granger is 1,890 with 50.8% male and 49.2% female. Children under age 5 represent 7.2% of the population, under age 18 equal 29.7% of the population and over age 65 is 11.6% of the population. The median household income is $96,027, per capita income is $50,361. There are a total of 702 housing units with 79.3% owner occupied. Education includes 19.8% of residents that are high school graduates and 39.9% with a bachelor's degree or higher. The average temperature in Granger in the summer is 72 degrees, and in the winter 23 degrees.
