Grayslake Real Estate
Grayslake is located in Illinois. Grayslake, Illinois has a population of 20,915. Grayslake is more family-centric than the surrounding county with 43.06% of the households containing married families with children. The county average for households married with children is 40.82%.
The median household income in Grayslake, Illinois is $87,967. The median household income for the surrounding county is $77,873 compared to the national median of $53,482. The median age of people living in Grayslake is 38.3 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.