Illinois, known for its vast prairies, fertile farmland, and the bustling metropolis of Chicago, features a generally flat landscape with subtle elevation changes across the state. Despite being one of the flatter states in the U.S., Illinois’ elevation plays a role in its weather patterns and natural scenery.
The state is situated at an average elevation of about 600 feet (183 meters) above sea level, which contributes to its temperate continental climate and extensive agricultural productivity.
Average Elevation: 600 feet (183 meters)
Highest Elevation: 1,235 feet (376 meters)
Lowest Elevation: 279 feet (85 meters)
So, now you know the elevation of Illinois. But, do you know you can find elevation of your current location with the help of our tool which relies on advanced geolocation technology, Google Maps, and other resources to provide you real-time elevation data by just accessing your current location using your browser. Click the button below and find your current elevation for free.
Illinois Elevation Map (With Highest and Lowest Points)
Highest Point:
The highest point in Illinois is Charles Mound, located in the state’s far northwestern corner near the town of Scales Mound in Jo Daviess County. Rising to 1,235 feet (376 meters) above sea level, it offers picturesque views of rolling hills and farmland that contrast with Illinois’ otherwise flat terrain.
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Lowest Point:
The lowest point in Illinois is located at the confluence of the Mississippi and Ohio Rivers in Cairo, Alexander County, at an elevation of approximately 279 feet (85 meters) above sea level. This southernmost tip of the state is where Illinois meets both Kentucky and Missouri, forming a major geographical landmark.
Note: The elevation points mentioned are within the boundaries of the state of Illinois.
Illinois Map:
Elevation of Popular High-Elevation Destinations Near Illinois:
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Chicago: Situated along Lake Michigan, Chicago lies at an elevation of about 594 feet (181 meters), making it one of the higher points along the lake’s shoreline.
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Rockford: Located in northern Illinois, Rockford sits at an elevation of 738 feet (225 meters) and is surrounded by gently rolling hills.
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Springfield: The state capital stands at approximately 558 feet (170 meters), within the flat plains of central Illinois.
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Shawnee Hills: Found in southern Illinois, this scenic region reaches elevations around 1,000 feet (305 meters), with forested ridges and bluffs.
Illinois’ subtle elevation changes and fertile plains define its landscape, from the northern hills to the southern river valleys. Despite its reputation for flatness, the state’s geographic diversity and rich natural beauty make it an integral part of the American Midwest.