Grayslake is a village in Lake County, Illinois, United States. The village's population at the 2020 census was 21,248. It is located in the Chicago metropolitan area, about north of Chicago's downtown, west of Lake Michigan, and south of the Wisconsin border.
Grayslake is a village in Lake County, Illinois, United States. The village's population at the 2020 census was 21,248. It is located in the Chicago metropolitan area, about north of Chicago's downtown, west of Lake Michigan, and south of the Wisconsin border.