Montpelier is located in Blackford county Indiana with a geographic area of 1.5 square miles. The total population in Montpelier is 1,790 with 55.2% male and 44.8% female. Children under age 5 represent 5.6% of the population, under age 18 equal 21.0% of the population and over age 65 is 18.2% of the population. The median household income is $37,143, per capita income is $25,024. There are a total of 798 housing units with 59.6% owner occupied. Education includes 51.5% of residents that are high school graduates and 7.0% with a bachelor's degree or higher. The average temperature in Montpelier in the summer is 72 degrees, and in the winter 29 degrees.