Iowa
The state of Iowa borders Minnesota to the south.
Iowa
The state of Iowa borders Minnesota to the south.
It's Utah.
South Dakota.
The most southern state Iowa borders is Missouri. However, Missouri is a Midwestern state and not a Southern one.
South Dakota is bordered by Minnesota to the east, Iowa to the southeast, and Nebraska to the south. Pierre is the capital city in South Dakota.
Nebraska is the only US state that borders both Colorado and Iowa.
That is South Dakota.
Illinois shares its borders with several states: to the north, it borders Wisconsin; to the east, it borders Indiana; to the south, it borders Kentucky; and to the west, it borders Iowa and Missouri. Each of these states contributes to Illinois' geographic and cultural diversity.
South Dakota is the state and its capital is Pierre. South Dakota also borders Montana and Wyoming to the west, and North Dakota to the north.