Oxford is located in Johnson county Iowa with a geographic area of 0.9 square miles. The total population in Oxford is 707 with 47.0% male and 53.0% female. Children under age 5 represent 4.4% of the population, under age 18 equal 19.2% of the population and over age 65 is 18.0% of the population. The median household income is $60,417, per capita income is $38,256. There are a total of 329 housing units with 83.0% owner occupied. Education includes 28.0% of residents that are high school graduates and 31.6% with a bachelor's degree or higher. The average temperature in Oxford in the summer is 72 degrees, and in the winter 23 degrees.