 At De Soto, US 6 turns to the north, overlapping US 169 for to Adel.East of Adel, US 6 is a four-lane divided highway for , during which, it passes through Waukee, Clive, and Urbandale along Hickman Road, and intersects I-35 / I-80.Over the next , it serves as the border between Urbandale and Windsor Heights.