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Highway 78 (Wisconsin)

State Trunk Highway 78 marker

State Trunk Highway 78
Route information
Maintained by WisDOT
Length: 92.83 mi (149.40 km)
Major junctions
South end: IL 78 in Gratiot
  US 18 / US 151 in Mt. Horeb
US 14 in Black Earth
US 14 / WIS 19 in Mazomanie
US 12 / WIS 60 in Sauk City
North end: I-39 / I-90 / I-94 in Portage
Location
Counties: Lafayette, Iowa, Green, Dane, Sauk, Columbia
Highway system
WIS 77 WIS 79

State Trunk Highway 78 marker

State Trunk Highway 78 (often called Highway 78, STH 78 or WIS 78) is a state highway in the U.S. state of Wisconsin. It runs north–south in south central Wisconsin from Portage to the Illinois border near Gratiot.

Historical note: In the 1920s, Highway 78 was originally located on the Door County Peninsula on what is now Highway 57.



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Wikipedia

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