Glen Ellyn is located in Illinois. Glen Ellyn, Illinois has a population of 28,506. Glen Ellyn is more family-centric than the surrounding county with 40.73% of the households containing married families with children. The county average for households married with children is 36.11%.
The median household income in Glen Ellyn, Illinois is $124,754. The median household income for the surrounding county is $100,292 compared to the national median of $69,021. The median age of people living in Glen Ellyn is 41.1 years.
The average high temperature in July is 84.2 degrees, with an average low temperature in January of 15 degrees. The average rainfall is approximately 38.6 inches per year, with 32.6 inches of snow per year.