Templeton is located in Carroll county Iowa with a geographic area of 0.5 square miles. The total population in Templeton is 327 with 45.9% male and 54.1% female. Children under age 5 represent 2.8% of the population, under age 18 equal 13.1% of the population and over age 65 is 26.9% of the population. The median household income is $63,571, per capita income is $38,072. There are a total of 158 housing units with 86.1% owner occupied. Education includes 34.2% of residents that are high school graduates and 22.2% with a bachelor's degree or higher. The average temperature in Templeton in the summer is 72 degrees, and in the winter 23 degrees.