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This will be my place to track the progress of verifying and updating the speed limits in Wisconsin where they were increased to 70 MPH in late 2015.

DOT press releases for Interstates and Freeways are my primary references.


Highway From To Miles Comments/Notes
I-94 Illinois State Line Milwaukee County Line 25
I-94 I-39/90 in Dane County WIS 164 in Waukesha County 57
I-39/90 Illinois State line US 12 in Dane County 41
I-39/90/94 US 151 in Dane County I-39 split in Columbia County 22
I-39 I-90/94 split in Columbia County WIS 54 in Portage County 65 Already complete, including portion between the two segments in Stevens Point
I-39 WIS 66 in Portage County Bus 51 in Marathon County 26
I-90/94 I-39/90/94 in Columbia County I-90 in Monroe County 63 Done.
I-90 I-94 in Monroe County US 53 in La Crosse County 37 Added.
I-94 I-90 in Monroe County US 53 in Eau Claire County 77
I-94 WIS 312 in Eau Claire County WIS 35 in St. Croix County 55 Mostly complete, MN state line to Eau Claire County Line. Need to add eastern end to county line.
I-43 County T in Ozaukee County WIS 29 in Brown County 91
I-43 I-39 in Rock County WIS 164 in Waukesha County 54
I-41 South Washington County Line WIS 441 in Winnebago County 93
I-41 WIS 441 in Outagamie County WIS 172 in Brown County 20


Highway ​Limits Approximate number of miles County/counties Comments/Notes
​WIS 29 East of County VV to I-41​ ​5 Brown
​WIS 57 ​I-43 to WIS 54 5​ Brown
US 12 ​ One mile SE of WIS 67 interchange to one mile NW of County H 18 Walworth​ Done.
​US 45 I-41 to County D interchange​ ​13 Washington​
​WIS 16 County P/Brown Street to I-94​ ​14 Waukesha​
​US 53 ​WIS 29 to 26th Avenue ​53 Chippewa/Barron​
WIS 29​ County T/Chippewa Falls to WIS 27/Cadott​ 22​ ​ Chippewa
​US 14 ​Beltline to WIS 138 interchange 9 ​ Dane
​US 151 Sun Prairie (I-39) to Columbus (WIS 73)​ ​22 ​ Dane/Columbia