Six. Illinois, Missouri, Wisconsin, Minnesota, South Dakota, Nebraska.
What river border Iowa
Iowa borders Missouri to the south.
Nebraska is the only US state that borders both Colorado and Iowa.
Iowa
It's Utah.
Iowa
Iowa
Iowa
Illinois
The Mississippi River borders Iowa on the eastern side, separating it from Illinois and Wisconsin. The Missouri River borders Iowa on the western side, separating it from Nebraska and South Dakota.
The Mississippi River.
South Dakota.