Low Elevation
< 580 feet above mean sea level
Low Place
Lake Michigan Shoreline
Low Quad Name
Chicago Loop (etal.)
Low PLSS
3-28-40N-14E
Low Geology
Ravinia Formation, beach deposits
High Elevation
> 950 feet above mean sea level
High Place
unnamed hilltop
High Quad Name
Streamwood
High PLSS
3-18-42N-9E
High Geology
West Chicago Moraine
Area
949.20 square miles
Total Relief
370 feet
Percent Slope
0.64%