Forreston is located in Illinois. Forreston, Illinois has a population of 1,359. Forreston is more family-centric than the surrounding county with 31% households with children. The county percentage for households with children is 29%.
The median household income in Forreston, Illinois is $53,616. The median household income for the surrounding county is $62,812 compared to the national median of $66,222. The median age of people living in Forreston is 41.6 years.
The average high temperature in July is 82 degrees, with an average low temperature in January of 9 degrees. The annual precipitation is 34.79.