IA 21 Travel Info
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Iowa Highway 21 is a state highway that runs from north to south in central Iowa. It has a length of 97 miles (156 km). Iowa Highway 21 has its southern terminus at Iowa Highway 149 west of Hedrick and its northern terminus at a freeway interchange with U.S. Highway 20 in Waterloo.
Iowa Highway 21 begins one mile (1.6 km) west of Hedrick and goes north through ... more
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