Little Rock River

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Little Rock River
Country US
States Iowa, Minnesota
Districts Lyon County, Iowa, Osceola County, Iowa, Nobles County, Minnesota
 - coordinates 43°15′43″N 96°14′53″W / 43.262°N 96.248°W / 43.262; -96.248
Mouth Rock River
 - location Doon, Iowa, US
 - elevation 1,250 ft (381 m)
 - coordinates 43°36′54″N 95°41′24″W / 43.615°N 95.690°W / 43.615; -95.690Coordinates: 43°36′54″N 95°41′24″W / 43.615°N 95.690°W / 43.615; -95.690
U.S. Geological Survey Geographic Names Information System: Little Rock River

The Little Rock River is a tributary of the Rock River, 74.5 miles (119.9 km) long,[1] in southwestern Minnesota and northwestern Iowa in the United States. Via the Rock, Big Sioux and Missouri rivers, it is part of the watershed of the Mississippi River.

According to the Geographic Names Information System, it has also been known as "Little Rock Creek".


The Little Rock River rises in Nobles County, Minnesota, 3 miles (5 km) west of the town of Worthington, and flows generally southwestwardly through Osceola and Lyon counties in Iowa, where it passes the towns of Little Rock and George. It flows into the Rock River 1.5 miles (2.4 km) southwest of Doon.

See also[edit]


  1. ^ U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map, accessed March 30, 2011