Interstate 39, WisconsinRoads of the Mid-South & West > Highways of the State of Wisconsin > Interstate 39, Wisconsin

Interstate 39

Interstate 39 is Wisconsin's newest interstate. This highway was extened from it's old ending point at Rockford, IL to now end at Wausau, WI. In coming years, I-39 could be extened further north in the state. In 1999, I-39 was extened into Wisconsin to it's current end point at Wausau.

While in Wisconsin, I-39 is multi-plexed.

I-39 is multi-plexed with...

...Interstate 90, from the Illinois/Wisconsin State Line to near Portage.

...Wisconsin State Route 11, at Janesville.

...U.S. Rt. 51, near Albion.

...Interstate 94, from Madison to near Portage.


Photo from: Paul Dienhart

...U.S. Rt. 51, from Portage to Wausau.

Photo from: Paul Dienhart

...Wisconsin State Route 23, from near Packwaukee to near Endeavor.

Photo from: Paul Dienhart

...U.S. Rt. 10, near Stevens Point.

Photo from: Paul Dienhart

...Wisconsin State Route 66, near Stevens Point.

Photo from: Paul Dienhart


Interstate 39 intesects the following interstates in Wisconsin.

Interstate 43, at Beloit.

The first BGS on NB I-39/WB I-90.

One mile BGS on NB I-39/WB I-90.

NB I-39/WB I-90 at I-43.
Interstate 94, at Madison.

A BGS on SB I-39; EB I-90/94 south of U.S. Rt. 151.

SB I-39; EB I-90/94 near the split of EB I-94 at Madison.

SB I-39/EB I-90 at their split from EB I-94.

Interstate 90, near Portage.
Interstate 94, near Portage.

A BGS on NB I-39; WB I-90/94.

A one mile BGS on NB I-39; WB I-90/94.

NB I-39; WB I-90/94 near Portage.

NB I-39; WB I-90/94 near the split with I-39.

NB I-39 at the split with WB I-90/94.

A BGS on SB I-39.

SB I-39 near I-90/94.

SB I-39 at I-90/94.

SB I-39 at WB I-90/94.

There are no branches of I-39 in Wisconsin.


NB I-39/WB I-90 at the Wisconsin State Line.

NB I-39/WB I-90 at the Wisconsin Welcome Sign.

SB I-39/EB I-90 near the Illinois/Wisconsin State Line.

SB I-39/EB I-90 near the Illinois/Wisconsin State Line.

SB I-39/EB I-90 south of I-43/WI St Rt 81.

NB I-39/WB I-90 near Beloit.

A guide marker on NB U.S. Rt. 51 in Beloit.

A junction marker on EB WI St Rt 81.

A guide marker on EB WI St Rt 81.

A junction marker on SB I-43.

A BGS on SB I-43.

A guide marker on SB I-43.

Milage sign on NB I-39/WB I-90.

NB I-39/WB I-90 north of I-43/WI St Rt 81.

NB I-39/WB I-90 near Turtle Creek.

SB I-39/EB I-90 south of WI St Rt 11.

A guide marker on EB WI St Rt 11.

NB I-39/WB I-90 near Woodman Road south of Janesville.

NB I-39/WB I-90 at U.S. Rt. 14 in Janesville.

A BGS on WB U.S. Rt. 14.

A guide marker on EB U.S. Rt. 14.
Photo from: Paul Dienhart

A guide marker on SB U.S. Rt. 51.
Photo from: Paul Dienhart

SB I-39/EB I-90 south of WI St Rt 59.

SB I-39/EB I-90 at the Dane/Rock County Line.

SB I-39/EB I-90 near Edgerton.

SB I-39/U.S. Rt. 51; EB I-90 near Albion.

SB I-39/EB I-90 near M.P. 156.

SB I-39/EB I-90 south of DCH N.

SB I-39/EB I-90 south of M.P. 147.

SB I-39/EB I-90 at DCH N.

SB I-39/EB I-90 south of U.S. Rt. 12/18.

A road work sign on EB U.S. Rt. 12/18.

A BGS on EB U.S. Rt. 12/18.

A BGS on WB I-94.

A BGS on EB WI St Rt 30.

SB I-39; EB I-90/94 near Madison.

NB I-39; WB I-90/94 south of U.S. Rt. 151.

NB I-39; WB I-90/94 at U.S. Rt. 151.

A BGS on NB I-39; WB I-90/94.

A BGS on SB U.S. Rt. 151.

NB I-39; WB I-90/94 at Hanson Road in Madison.

SB I-39; WB I-90/94 south of WI St Rt 19.

A set of guide markers on EB WI St Rt 60.
Photo from: Paul Dienhart


NB I-39; WB I-90/94 near Arlington.

A guide marker near WI St Rt 78 southwest of Portage.

A guide marker on NB I-39.

A junction marker on WB WI St Rt 33.

NB I-39 southwest of Portage.

A BGS on SB I-39/U.S. Rt. 51.
Photo from: Paul Dienhart


SB I-39/U.S. Rt. 51 at EB WI St Rt 29.
Photo from: Paul Dienhart


A BGS on SB U.S. Rt. 51.
Photo from: Paul Dienhart


8 February 2016