Archer is located in O'brien county Iowa with a geographic area of 0.1 square miles. The total population in Archer is 116 with 44.8% male and 55.2% female. Children under age 5 represent 1.7% of the population, under age 18 equal 19.8% of the population and over age 65 is 36.2% of the population. The median household income is $41,250, per capita income is $29,716. There are a total of 56 housing units with 94.6% owner occupied. Education includes 58.9% of residents that are high school graduates and 3.6% with a bachelor's degree or higher. The average temperature in Archer in the summer is 71 degrees, and in the winter 23 degrees.