New Castle is located in Indiana. New Castle, Indiana has a population of 17,476. New Castle is less family-centric than the surrounding county with 25.28% of the households containing married families with children. The county average for households married with children is 25.93%.
The median household income in New Castle, Indiana is $36,655. The median household income for the surrounding county is $46,131 compared to the national median of $57,652. The median age of people living in New Castle is 40.8 years.
The average high temperature in July is 83 degrees, with an average low temperature in January of 17.9 degrees. The average rainfall is approximately 42.3 inches per year, with 24.3 inches of snow per year.