Illinois Route 78 | ||||
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Route information | ||||
Maintained by IDOT | ||||
Length: | 215.51 mi (346.83 km) | |||
Existed: | 1924 – present | |||
Major junctions | ||||
South end: | I-55 / IL 104 in Jacksonville | |||
North end: | WIS 78 in Warren | |||
Location | ||||
Counties: | Morgan, Cass, Mason, Fulton, Knox, Peoria, Stark, Henry, Whiteside, Carroll, Jo Daviess | |||
Highway system | ||||
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Illinois Route 78 is a major north–south highway in western Illinois. It runs from Illinois Route 104 northwest of Jacksonville north to Highway 78 at the Wisconsin state line north of Warren. This is a distance of 215.51 miles (346.83 km).
The following historic and geographic sites can be enjoyed on Illinois Route 78, southing from south to north: