Union County, South Dakota
Localities: Dakota Dunes | North Sioux City
Dakota Dunes
I-29 South - Iowa Exit 151
I-29 south approaching Exit 151 (Iowa) - IA-12/Riverside Blvd.
North Sioux City
Two Rivers Drive West at I-29 South
Two Rivers Drive west at I-29 South in Union County.
I-29 North - Exit 1
I-29 north at Exit 1 - Dakota Dunes. This is the first exit in South Dakota on I-29 northbound.