Beacon is located in Mahaska county Iowa with a geographic area of 1.0 square miles. The total population in Beacon is 554 with 53.1% male and 46.9% female. Children under age 5 represent 8.1% of the population, under age 18 equal 22.0% of the population and over age 65 is 22.2% of the population. The median household income is $42,708, per capita income is $27,303. There are a total of 223 housing units with 87.4% owner occupied. Education includes 57.0% of residents that are high school graduates and 3.1% with a bachelor's degree or higher. The average temperature in Beacon in the summer is 72 degrees, and in the winter 23 degrees.