Illinois topographic maps

Union County, Illinois, USA

Average elevation: 489 ft

Hamilton County, Illinois, USA

Average elevation: 440 ft

Crawford County, Illinois, USA

Average elevation: 499 ft

Pope County, Illinois, USA

Average elevation: 456 ft

Gallatin County, Illinois, USA

Average elevation: 400 ft

Madison County, Illinois, USA

Average elevation: 528 ft

Jackson County, Illinois, USA

Average elevation: 466 ft

McHenry County, Illinois, USA

Average elevation: 876 ft

Alexander County, Illinois, USA

Average elevation: 367 ft

Watkins, De Witt County, Illinois, 61842, USA

Average elevation: 745 ft

Montague Island, Rockford, Winnebago County, Illinois, 61104, USA

Average elevation: 833 ft

Mount Carmel, Wabash County, Illinois, USA

Average elevation: 420 ft

Franklin County, Illinois, USA

Average elevation: 440 ft

Lawrence County, Illinois, USA

Average elevation: 453 ft

Washington County, Illinois, USA

Average elevation: 479 ft

White County, Illinois, USA

Average elevation: 400 ft

Brown County, Illinois, USA

Average elevation: 620 ft

Johnson County, Illinois, USA

Average elevation: 492 ft

Christian County, Illinois, USA

Average elevation: 620 ft

Monroe County, Illinois, USA

Average elevation: 515 ft

Fulton County, Illinois, USA

Average elevation: 594 ft

Montgomery County, Illinois, USA

Average elevation: 636 ft

Lake County, Illinois, USA

Average elevation: 728 ft