Deepest lakes & reservoirs in Chicagoland Region, IL by maximum depth (ft)
The estimated greatest depth of the water in a lake can be measured at the lake’s normal elevation. If the water volume and surface area of a lake are known, an estimate of the lake’s average depth can be calculated:Water volume ÷ Surface Area = Average Depth
Example: 1,000,000 acre-feet ÷ 20,000 acres = 50 feet average depth.
You can find many of the the world’s deepest lakes on LakeLubbers. If you sort the list, you will find the (maximum depth of) the shallowest lakes in our database. Note: For some lakes, lake depth data is unknown, so this table may display fewer lakes than the total 24 articles we have published for Chicagoland Region, IL lakes.
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Below are lakes within USA > US Midwest Region > Illinois > Chicagoland Region, IL > Compared by maximum depth in feet. This list does not represent all lakes in Chicagoland Region, IL, only the 24 Chicagoland Region, IL lake articles we have published on the LakeLubbers website.
Lake name  |
Max depth in feet |
Lake description |
|---|---|---|
| Lake Michigan (Chicagoland Region, IL, Great Lakes of North America, Illinois, Indiana, Lake Michigan Region, WI, Michigan, North Indiana, Northwest Michigan, Southwest Michigan, US Midwest Region, USA, Upper Peninsula Region, MI, West Central Michigan, Wisconsin) |
923 ft | As the only Great Lake nestled completely within the boundaries of the United States, Lake Michigan is the pride and joy of Wisconsin, Illinois, India… |
| Lake Michigan-Huron (Canada, Chicagoland Region, IL, Great Lakes of North America, Illinois, Indiana, Lake Michigan Region, WI, Michigan, North Indiana, Northeast Michigan, Northwest Michigan, Ontario, Canada, Southwest Michigan, US Midwest Region, USA, Upper Peninsula Region, MI, West Central Michigan, Wisconsin) |
923 ft | Lake Michigan and Lake Huron – two of North America’s Great Lakes – are contiguous and they share the same elevation of 577 feet above sea level. They… |
| Third Lake and Druce Lake, IL (Chicagoland Region, IL, Illinois, US Midwest Region, USA) |
65 ft | Also known as Chittenden Lake and Second Lake The Village of Third Lake, located north of Chicago, is one of those secret locations that blends life in the big city with outdoor amenities. Small D… |
| Gages Lake, IL (Chicagoland Region, IL, Illinois, US Midwest Region, USA) |
55 ft | Gages Lake, in the Chicagoland Region of Illinois, is the perfect example of why those “in the know” love Lake County. USNews recently listed the Gage… |
| Deep Lake IL (Chicagoland Region, IL, Illinois, US Midwest Region, USA) |
48 ft | Even in a county with hundreds of lakes, Deep Lake stands out. Located in Lake County, in the Chicagoland Region of Illinois, private Deep Lake is not… |
| Crystal Lake IL (Chicagoland Region, IL, Illinois, US Midwest Region, USA) |
41 ft | Crystal Lake, in the Chicagoland Region of Illinois, is a water playground surrounded by a decidedly urban landscape. Located in the Chicago Northwest… |
| Pistakee Lake (Chicagoland Region, IL, Illinois, US Midwest Region, USA) |
36 ft | Also known as Lake Pistakee, Fox Chain O'Lakes Pistakee Lake is a well-known destination to generations of Chicago area Lakelubbers. Located on the famous Fox River Chain of Lakes in the Chicagolan… |
| Highland Lake, IL (Chicagoland Region, IL, Illinois, US Midwest Region, USA) |
35 ft | If you’ve ever dreamed of leaving the city on Friday night and quickly arriving at a lakefront piece of heaven, then Highland Lake is just the place f… |
| Lake Marie, IL (Chicagoland Region, IL, Illinois, US Midwest Region, USA) |
35 ft | Also known as Fox Chain O' Lakes Fresh water bog, river bluff and gently sloping hills characterize the land around Lake Marie. Cherry elm, birch, sumac and spruce are beautiful in th… |
| Bangs Lake, IL (Chicagoland Region, IL, Illinois, US Midwest Region, USA) |
32 ft | Bangs Lake is a natural glacial lake located in northeastern Illinois’ Lake County. Bangs Lake is surrounded by the developing northern suburbs of Chi… |
| Long Lake, IL (Chicagoland Region, IL, Illinois, US Midwest Region, USA) |
32 ft | Also known as Fox Chain O'Lakes Located 40 miles northwest of Chicago, the Fox Chain O’Lakes is one of the most popular inland water sport destinations in the state of Illinois. The… |
| Bluff Lake, IL (Chicagoland Region, IL, Illinois, US Midwest Region, USA) |
31 ft | Also known as Fox Chain O'Lakes Bluff Lake is a part of the Fox Chain O’Lakes in northeastern Illinois’ Chicagoland tourism region, just 40 miles northwest of Chicago. This chain of… |