Walnut is located in Illinois. Walnut, Illinois has a population of 1,459. Walnut is more family-centric than the surrounding county with 40.39% of the households containing married families with children. The county average for households married with children is 26.37%.
The median household income in Walnut, Illinois is $54,423. The median household income for the surrounding county is $54,271 compared to the national median of $57,652. The median age of people living in Walnut is 35.3 years.
The average high temperature in July is 84.6 degrees, with an average low temperature in January of 13.7 degrees. The average rainfall is approximately 37.4 inches per year, with 26.1 inches of snow per year.
