New Haven is located in Illinois. New Haven, Illinois has a population of 363. New Haven is less family-centric than the surrounding county with 10.31% of the households containing married families with children. The county average for households married with children is 28.49%.
The median household income in New Haven, Illinois is $34,886. The median household income for the surrounding county is $42,450 compared to the national median of $57,652. The median age of people living in New Haven is 48.8 years.
The average high temperature in July is 88.6 degrees, with an average low temperature in January of 24.1 degrees. The average rainfall is approximately 46.8 inches per year, with 8.4 inches of snow per year.
