Illinois topographic maps

Average elevation: 653 ft

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Average elevation: 554 ft

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Average elevation: 486 ft

The topography of Champaign County was formed by the Wisconsin Glacier about 20,000 years before the present. Lobes of ice from what is now Lake Michigan crossed the county, creating a deep pile of glacial soil, up to 300 feet thick, topped by numerous moraines forming small, flat watersheds with no outlets.

Average elevation: 712 ft

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Average elevation: 725 ft

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Average elevation: 587 ft

Average elevation: 755 ft

Average elevation: 719 ft

Average elevation: 673 ft

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Average elevation: 650 ft

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Average elevation: 646 ft

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Average elevation: 597 ft

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Average elevation: 597 ft

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Average elevation: 869 ft

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Average elevation: 656 ft

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Average elevation: 610 ft

Average elevation: 663 ft

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Average elevation: 771 ft

Average elevation: 856 ft

Average elevation: 732 ft

Average elevation: 610 ft

According to the 2021 census gazetteer files, Berwyn has a total area of 3.90 square miles (10.10 km2), all land. Bordering cities include Oak Park to the north, Cicero to the east, Stickney to the south, Lyons, Riverside, North Riverside, and Forest Park to the west. Geologically, Berwyn is predominately…

Average elevation: 617 ft

Average elevation: 597 ft

Average elevation: 643 ft

Average elevation: 633 ft

Average elevation: 653 ft

Average elevation: 620 ft

Between 1900 and 1920 the village saw its population more than triple to 7,814. In 1922 the village adopted the "Plan of Wilmette", which outlined a vision for its future that included open spaces along Green Bay Road and the elevation of the railroad tracks to provide unobstructed flow of traffic between the…

Average elevation: 610 ft

Average elevation: 459 ft

Average elevation: 574 ft

Average elevation: 463 ft

Average elevation: 630 ft

Average elevation: 574 ft

Average elevation: 673 ft

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Average elevation: 646 ft

Average elevation: 728 ft

Average elevation: 505 ft

Average elevation: 518 ft

Average elevation: 377 ft

Like its namesake, Plainfield's topography is generally flat. Thousands of years ago, land in greater Plainfield used to be part of the bed of proglacial Lake Wauponsee. However, the lake did not hold up long, and eventually drained into the Illinois River valley. The lake left behind a very flat landscape.…

Average elevation: 636 ft