Roselle is located in Illinois. Roselle, Illinois has a population of 22,925. Roselle is more family-centric than the surrounding county with 37.5% of the households containing married families with children. The county average for households married with children is 37.15%.
The median household income in Roselle, Illinois is $81,346. The median household income for the surrounding county is $84,442 compared to the national median of $57,652. The median age of people living in Roselle is 39.3 years.
The average high temperature in July is 86.7 degrees, with an average low temperature in January of 10.6 degrees. The average rainfall is approximately 37.6 inches per year, with 34.3 inches of snow per year.