Peoria, Illinois is 659 feet (200.9 meters) above sea level
28.3 inches above sea level
579 ft.
La Grange Illinois is 656 feet above sea level
Rockton, Illinois is 738 feet (225 meters) above sea level
667 ft above sea level
The highest point of elevation in Illinois is Charl's Mound at 1,235ft
Charles Mound, located in northwestern Illinois, has the state's highest elevation at 1,235 feet above sea level. The lowest point in Illinois is on the Mississippi River at 279 feet above sea level.
Charles Mound, located in northwestern Illinois, has the state's highest elevation at 1,235 feet above sea level.
607 feet above sea level average Source: http://www.idcide.com/citydata/il/skokie.htm
The height above or below sea level is "elevation". Altitude is used only for distance above sea level.
The elevation of a place above sea level
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