Radcliffe is located in Hardin county Iowa with a geographic area of 1.0 square miles. The total population in Radcliffe is 596 with 41.9% male and 58.1% female. Children under age 5 represent 3.9% of the population, under age 18 equal 21.8% of the population and over age 65 is 20.1% of the population. The median household income is $55,625, per capita income is $25,253. There are a total of 246 housing units with 80.1% owner occupied. Education includes 37.0% of residents that are high school graduates and 8.5% with a bachelor's degree or higher. The average temperature in Radcliffe in the summer is 72 degrees, and in the winter 23 degrees.