Decatur is located in Indiana. Decatur, Indiana has a population of 9,727. Decatur is less family-centric than the surrounding county with 28% households with children. The county percentage for households with children is 33%.
The median household income in Decatur, Indiana is $45,398. The median household income for the surrounding county is $53,653 compared to the national median of $66,222. The median age of people living in Decatur is 38.6 years.
The average high temperature in July is 84.3 degrees, with an average low temperature in January of 17.4 degrees. The annual precipitation is 34.77.