The Bean River is a 7.4 mile long (11.8 km) river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 located in southeastern New Hampshire

New Hampshire

New Hampshire is a state in the New England region of the northeastern United States of America. The state was named after the southern English county of Hampshire. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Atlantic Ocean to the east, and the Canadian...

 in the United States

United States

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

. It 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 North River

North River (New Hampshire)

The North River is a 15.1 mile long river located in southeastern New Hampshire in the United States. It is a tributary of the Lamprey River, part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean....

, part of the Lamprey River

Lamprey River

The Lamprey River is a 50.2 mile long river in southeastern New Hampshire, the United States. It rises in Meadow Lake in Northwood, and flows south, then generally east past Raymond, Epping, Lee and finally Newmarket...

/Great Bay

Great Bay (New Hampshire)

Great Bay is a tidal estuary located in Strafford and Rockingham counties in eastern New Hampshire, United States. The bay occupies over , not including its several tidal river tributaries. Its outlet is at Hilton Point in Dover, New Hampshire, where waters from the bay flow into the Piscataqua...

/Piscataqua River

Piscataqua River

The Piscataqua River, in the northeastern United States, is a long tidal estuary formed by the confluence of the Salmon Falls and Cocheco rivers...

 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...

 leading 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...

.

The river rises near the summit of Saddleback Mountain on the border between Northwood

Northwood, New Hampshire

Northwood is a town in Rockingham County, New Hampshire, United States. The population was 4,241 at the 2010 census.-History:First settled in 1763, Northwood was incorporated on February 6, 1773 by Colonial Governor John Wentworth, when a large tract of land called "North Woods" was separated from...

 and Deerfield

Deerfield, New Hampshire

Deerfield is a town in Rockingham County, New Hampshire, United States. The population was 4,280 at the 2010 census. Deerfield is home to the annual Deerfield Fair.- History :...

. The river flows southeast through Deerfield and quickly enters Nottingham

Nottingham, New Hampshire

Nottingham is a town in Rockingham County, New Hampshire, United States. The population was 4,785 at the 2010 census. It is the location of Pawtuckaway State Park.-History:...

, where it picks up the north outlet of Pawtuckaway Lake shortly before joining the North River one mile north of Nottingham village.