Hillsboro is located in Illinois. Hillsboro, Illinois has a population of 5,855. Hillsboro is less family-centric than the surrounding county with 21% households with children. The county percentage for households with children is 22%.
The median household income in Hillsboro, Illinois is $53,915. The median household income for the surrounding county is $54,187 compared to the national median of $66,222. The median age of people living in Hillsboro is 39.4 years.
The average high temperature in July is 90.7 degrees, with an average low temperature in January of 21.1 degrees. The annual precipitation is 40.18.
