Gilson is located in Illinois. Gilson, Illinois 61436has a population of 148. Gilson 61436 is less family-centric than the surrounding county with 19% households with children. The county percentage for households with children is 23%.
The median household income in Gilson, Illinois 61436 is $60,556. The median household income for the surrounding county is $46,342 compared to the national median of $66,222. The median age of people living in Gilson 61436 is 49 years.
The average high temperature in July is 84.6 degrees, with an average low temperature in January of 13.1 degrees. The annual precipitation is 38.7.