Annawan is located in Illinois. Annawan, Illinois has a population of 1,365. Annawan is more family-centric than the surrounding county with 33.15% of the households containing married families with children. The county average for households married with children is 30.77%.
The median household income in Annawan, Illinois is $56,188. The median household income for the surrounding county is $55,755 compared to the national median of $57,652. The median age of people living in Annawan is 42.1 years.
The average high temperature in July is 85.4 degrees, with an average low temperature in January of 14.9 degrees. The average rainfall is approximately 37.3 inches per year, with 25.2 inches of snow per year.
