Donovan is located in Illinois. Donovan, Illinois has a population of 303. Donovan is less family-centric than the surrounding county with 17.91% of the households containing married families with children. The county average for households married with children is 26.41%.
The median household income in Donovan, Illinois is $40,625. The median household income for the surrounding county is $58,481 compared to the national median of $69,021. The median age of people living in Donovan is 33.9 years.
The average high temperature in July is 84.8 degrees, with an average low temperature in January of 15.6 degrees. The average rainfall is approximately 38.8 inches per year, with 21.4 inches of snow per year.
