About East and West Loon Lakes

Loon Lake is a glacial lake found in northern Lake County, Illinois, United States. It comprises three lakes; East Loon, West Loon, and North Loon. (North Loon is not connected). It is located near the town of Antioch, IL, near the intersection of Route 83 and Grass Lake Rd. It is home to many different species of fish, birds, reptiles, and amphibians. Some of which are endangered species, included, but not limited to, the blacknose shiner. West Loon Lake was used as a source of ice during the late 19th and early 20th century.


West Loon Lake is a glacial lake that has a maximum depth of 38–44 feet. It has an area of 166 acres (0.7 km2) and more than 2.1 miles (3.4 km) of shoreline. It is an extremely clear lake, transparency of the lake is 15–18 feet depending on the time of year. Water clarity has been at the highest level in 15 years.

East Loon Lake is a Glacial lake that has a maximum depth of 26–28 feet. It is slightly larger than West Loon Lake with an area of 168 acres (0.7 km2) and more than 4.8 miles (7.7 km) of shoreline. East Loon has a different ecological makeup; compared to West Loon, it is more of a nature lake then a recreational lake. The clarity of this lake is much poorer than West, only 5–7 feet.

Species in Loon Lakes

• Largemouth bass
• Walleye
• Muskellunge
• Northern pike
• Bluegill
• Crappie
• Bowfin
• Carp
• Gar
• Channel cat
• Yellow bullhead
• Yellow Perch
• Rock bass
• Pumpkinseed
• Hybrid striped bass
• Western Painted Turtle
• Common Snapping Turtle
• Bull-frog
• Leopard frog
• American toad

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