Grayslake, Illinois

Grayslake, Illinois
Downtown Grayslake (2014)
Location in Lake County and the state of Illinois
Coordinates: 42°20′26″N 88°01′27″W / 42.34056°N 88.02417°W / 42.34056; -88.02417
CountryUnited States
StateIllinois
CountyLake County
Settled1840
Incorporated1895
Government
 • MayorElizabeth Davies
Area
 • Total
11.12 sq mi (28.81 km2)
 • Land10.90 sq mi (28.23 km2)
 • Water0.22 sq mi (0.58 km2)
Elevation
778 ft (237 m)
Population
 (2020)
 • Total
21,248
 • Density1,949.3/sq mi (752.61/km2)
Time zoneUTC-6 (CST)
 • Summer (DST)UTC-5 (CDT)
ZIP code
60030
Area code(s)847, 224
FIPS code17-31121
GNIS feature ID2398198
Websitevillageofgrayslake.com

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 40 miles (64 km) north of Chicago's downtown, 14 miles (23 km) west of Lake Michigan, and 15 miles (24 km) south of the Wisconsin border.

Grayslake is home to the College of Lake County, Grayslake North High School, Grayslake Central High School, the University Center of Lake County and the Lake County Fairgrounds. At the south end of Grayslake, there are plans for a 641-acre (259 ha) development containing light industry, office space and residential space.