Seward is located in Illinois. Seward, Illinois has a population of 41. The county average for households married with children is 25.33%.
The median household income for the surrounding county is $57,779 compared to the national median of $69,021. The median age of people living in Seward is 0 years.
The average high temperature in July is 84.2 degrees, with an average low temperature in January of 12.5 degrees. The average rainfall is approximately 36.4 inches per year, with 33.4 inches of snow per year.