The North River is a tributary of the Des Moines River in south-central Iowa in the United States. It is longU.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map, accessed May 26, 2011 and drains an area of .Iowa Department of Natural Resources. Watershed Monitoring and Assessment: North River Via the Des Moines River, it is part of the watershed of the Mississippi River.

The North River rises northeast of Casey in southern Guthrie County and flows generally eastwardly through Adair, Madison and Warren counties, past Carlisle, into southeastern Polk County,DeLorme (1998). Iowa Atlas & Gazetteer. Yarmouth, Maine: DeLorme. . where it joins the Des Moines River southeast of Des Moines.Columbia Gazetteer of North America entry for North River

In Madison County, it collects a short tributary known as the North Branch North River.

See also List of Iowa rivers

References