Grayslake is located in Illinois. Grayslake, Illinois 60030has a population of 21,168. Grayslake 60030 is less family-centric than the surrounding county with 36.93% of the households containing married families with children. The county average for households married with children is 38.63%.
The median household income in Grayslake, Illinois 60030 is $86,861. The median household income for the surrounding county is $82,613 compared to the national median of $57,652. The median age of people living in Grayslake 60030 is 37.2 years.
The average high temperature in July is 81.7 degrees, with an average low temperature in January of 14.6 degrees. The average rainfall is approximately 36.2 inches per year, with 39.5 inches of snow per year.
