Randolph is located in Columbia county Wisconsin with a geographic area of 1.2 square miles. The total population in Randolph is 1,632 with 45.0% male and 55.0% female. Children under age 5 represent 6.7% of the population, under age 18 equal 24.1% of the population and over age 65 is 19.5% of the population. The median household income is $51,287, per capita income is $27,255. There are a total of 667 housing units with 75.9% owner occupied. Education includes 36.6% of residents that are high school graduates and 12.6% with a bachelor's degree or higher. The average temperature in Randolph in the summer is 66 degrees, and in the winter 17 degrees.