page_title: Iowa River
hierarchical_section_title: Iowa River
caption_attribution_description: The w:Iowa River upstream of w:Marshalltown, Iowa
context_page_description: The Iowa River is a tributary of the Mississippi River in the state of Iowa in the United States. It is about 323 miles long and is open to small river craft to Iowa City, about 65 miles from its mouth. Its major tributary is the Cedar River.
context_section_description: The Iowa River is a tributary of the Mississippi River in the state of Iowa in the United States.  It is about 323 miles (520 km) long and is open to small river craft to Iowa City, about 65 miles (105 km) from its mouth. Its major tributary is the Cedar River.
caption: The Iowa River upstream of Marshalltown, Iowa
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