List of Interstate Highways in Wisconsin

Interstate Highways of the Wisconsin State Trunk Highway System
Highway marker for Interstate 94 and Interstate 894
System information
Length:	1,099.11 mi (1,768.85 km)
Formed:	June 29, 1956 (1956-06-29)
Highway names
Interstates:	Interstate nn (I-nn)
System links
Wisconsin State Trunk Highway System Interstate U.S. State Scenic Rustic

The Interstate Highways in Wisconsin comprise five current primary Interstate Highways and three auxiliary Interstates.