The Banister River is a tributary

Tributary

A tributary or affluent is a stream or river that flows into a main stem river or a lake. A tributary does not flow directly into a sea or ocean...

 of the Dan River

Dan River

The Dan River flows in the U.S. states of North Carolina and Virginia. It originates in Patrick County, Virginia, and crosses the state border into Stokes County, North Carolina. It then flows into Rockingham County. From there it goes back into Virginia. It reenters North Carolina near the...

, about 65 mi (105 km) long, in southern Virginia

Virginia

The Commonwealth of Virginia , is a U.S. state on the Atlantic Coast of the Southern United States. Virginia is nicknamed the "Old Dominion" and sometimes the "Mother of Presidents" after the eight U.S. presidents born there...

 in the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. Via the Dan, it is part of the watershed

Drainage basin

A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...

 of the Roanoke River

Roanoke River

The Roanoke River is a river in southern Virginia and northeastern North Carolina in the United States, 410 mi long. A major river of the southeastern United States, it drains a largely rural area of the coastal plain from the eastern edge of the Appalachian Mountains southeast across the Piedmont...

, which flows to the Atlantic Ocean

Atlantic Ocean

The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about , it covers approximately 20% of the Earth's surface and about 26% of its water surface area...

. It rises on Brier Mountain in western Pittsylvania County

Pittsylvania County, Virginia

As of the census of 2000, there were 61,745 people, 24,684 households, and 18,216 families residing in the county. The population density was 64 people per square mile . There were 28,011 housing units at an average density of 29 per square mile...

 and flows generally eastwardly into Halifax County, past the town of Halifax

Halifax, Virginia

Halifax is a town in Halifax County, Virginia, United States, along the Banister River. The population was 1,389 at the 2000 census. It is the county seat of Halifax County.-Geography:Halifax is located at ....

. It joins the Dan River 6 mi (9.7 km) east of the town of South Boston

South Boston, Virginia

South Boston is a town in Halifax County, Virginia, United States. The population was 8,142 at the 2010 census.- History :On December 8, 1796, the General Assembly authorized eight commissioners to establish at Boyd's Ferry on the south side of the Dan River the town of South Boston, named for...

.

In Pittsylvania County the Banister collects the Stinking River

Stinking River

The Stinking River is a short tributary of the Banister River in southern Virginia in the United States. Via the Banister and Dan Rivers, it is part of the watershed of the Roanoke River, which flows to the Atlantic Ocean. The Stinking River flows for its entire length in Pittsylvania...

.