Grayslake is located in Lake County, IL. The population is 20,507, making Grayslake the 9th largest city in Lake County.
There are 8 public schools in Grayslake with an average Homefacts rating of A-. The total crime rate for Grayslake is low , and there are 0 registered sex offenders residing in the city. Unemployment in Grayslake is moderate and the median home sales price is $0. Detailed and up-to-date Grayslake property reports are available for any property address.
Cities near Grayslake include Avon Township, Third Lake and Hainesville.