Westport is located in Decatur county Indiana with a geographic area of 1.2 square miles. The total population in Westport is 1,250 with 47.0% male and 53.0% female. Children under age 5 represent 9.7% of the population, under age 18 equal 23.3% of the population and over age 65 is 17.3% of the population. The median household income is $37,609, per capita income is $23,644. There are a total of 530 housing units with 59.1% owner occupied. Education includes 56.2% of residents that are high school graduates and 9.4% with a bachelor's degree or higher. The average temperature in Westport in the summer is 73 degrees, and in the winter 29 degrees.