| Doon, Iowa, US|
| 1,250 ft (381 m)|
The Little Rock River is a tributary of the Rock River, 74.5 miles (119.9 km) long, 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".
Little Rock River Wikipedia
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.