Grays Lake is a 80-acre (32 ha) kettle lake^[2] located in the Village of Grayslake in Lake County, Illinois.

Quick Facts Location, Coordinates ...

Grays Lake
Grays Lake Show map of Illinois Grays Lake Show map of the United States
Location	Grayslake, Lake County, Illinois
Coordinates	42°20′28″N 88°02′42″W
Lake type	kettle lake
Basin countries	United States
Max. length	0.53 mi (0.85 km)
Max. width	0.3 mi (0.48 km)
Surface area	80 acres (32 ha)
Average depth	4 ft (1.2 m)
Max. depth	18 ft (5.5 m)
Water volume	112×10^6 US gal (420,000 m3)
Shore length1	2 mi (3.2 km)
Surface elevation	790 ft (240 m) [1]
1 Shore length is not a well-defined measure.

Close

Motorized watercraft are generally not allowed on the lake. Largemouth bass must be 15 inches long or longer to keep while northern pike must be 24 inches long or longer to keep. 2 line limit

Grays Lake contains approximately 112 million US gallons (420,000 m³) of water covering approximately 80 acres (320,000 m²). Water depth is approximately 18 feet (5.5 m)^[3] at its deepest point and averages 4 feet (1.2 m) deep. The lake is nearly 0.3 miles (0.48 km) wide and 0.53 miles (0.85 km) long with about 2 miles (3.2 km) of lake shore.^[4]

Grays Lake lies at the top of and drains into the Mill Creek, watershed. The Mill Creek watershed lies in the Des Plaines River watershed, which lies in the Illinois River watershed, which lies in the Mississippi River watershed, which drains into the Gulf of Mexico and eventually into the Atlantic Ocean.

Fish Largemouth bass, crappie, northern pike, yellow perch, sunfish, carp and catfish.^[5]

Mammals Fox, coyote, gray squirrel, chipmunk, raccoon, bat

Amphibians American bullfrog

Birds Turkey vulture, American robin, American goldfinch, blue heron, mallard duck, swan, dark-eyed junco, red-tailed hawk, Bald eagle

Reptiles Common snapping turtle

Pickerel rush

At the west end of the lake is a peninsula called Jones Island. This area, previously a marsh, was filled in to improve recreational opportunities.^[6][7]