Roads of the Mid-South & West > Highways of the State of Iowa > Interstate 35, Iowa

Interstate 35

Interstate 35 is a north-south interstate in Iowa. This runs through the center of the state. I-35 is the only interstate in Iowa to have a business route. It also has a spur at Des Moines. From near U.S. Rt. 18, M.P. 190 near Mason City north, this highway is on the "Ave. of the Saints.

While in Iowa, I-35 is multi-plexed.

I-35 is multi-plexed with...

...Interstate 80, at Des Moines.

...U.S. Rt. 18, near Mason City.

Iowa State Route 27, from near Mason City to the Iowa/Minnesota State Line.


Interstate 35 crosses the following interstates in Iowa.

Interstate 80, at Des Moines.
Interstate 235, at Des Moines.

Markers at the gore point on EB I-80.

Interstate 80, at Des Moines.
Interstate 235, at Des Moines.

BGS on NB I-35/EB I-80.

Overhead signs on NB I-35/EB I-80 at I-35/235.

Branches of I-35 in Iowa.



NB I-35 at the Iowa/Minnesota State Line.

A junction marker on WB BUSN U.S. Rt. 18/IA St Rt 122.

SB I-35; EB U.S. Rt. 18; SB IA St Rt 27 near Mason City.

A BGS on WB I-80 for I-35/235.
Photo from: Paul Dienhart

A junction marker on WB IA St Rt 92.

A BGS on WB IA St Rt 92.

SB I-35 south of IA St Rt 92.

SB I-35 near St. Charles.

SB I-35 near Truro.

SB I-35 at the Warren/Clarke County Line.

Guide markers on EB U.S. Rt. 34.

A junction marker on WB U.S. Rt. 34.

Guide markers on WB U.S. Rt. 34.

4 February 2016