North River Mountain is a mountain ridge that runs southwest to northeast in Hampshire County

Hampshire County, West Virginia

Hampshire County is a county located in the U.S. state of West Virginia. As of 2010, the population was 23,964. Its county seat is Romney, West Virginia's oldest town . Hampshire County was created by the Virginia General Assembly on December 13, 1753, from parts of Frederick and Augusta counties ...

, West Virginia

West Virginia

West Virginia is a state in the Appalachian and Southeastern regions of the United States, bordered by Virginia to the southeast, Kentucky to the southwest, Ohio to the northwest, Pennsylvania to the northeast and Maryland to the east...

, United States

United States

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

. Named for the North River

North River (Cacapon River)

North River is a tributary of the Cacapon River, belonging to the Potomac River and Chesapeake Bay watersheds. The river is located in Hampshire and Hardy counties in the U.S. state of West Virginia's Eastern Panhandle. The mouth of North River into the Cacapon is located at Forks of Cacapon...

 that parallels its western flanks for its entire length, North River Mountain reaches its highest elevation of 2149 feet (655 m) near the community of Delray

Delray, West Virginia

Delray is an unincorporated community in Hampshire County in the U.S. state of West Virginia. Delray is located in the North River Valley along Delray Road between Sedan and Rio. According to the 2000 census, the Delray community has a population of 151.Delray began a small agricultural community...

. North River Mountain extends from Staack's Gap at Rio

Rio, West Virginia

Rio is an unincorporated community in southern Hampshire County in the U.S. state of West Virginia. Rio is located just north of the Hardy County line at the crossroads of Augusta-Ford Hill Road and Delray Road in the North River Valley...

 to the Hiett Run gap at North River Mills

North River Mills, West Virginia

North River Mills is a historic unincorporated village in Hampshire County in the U.S. state of West Virginia. North River Mills is located between Capon Bridge and Slanesville on Cold Stream Road at its intersection with North River Road...

. Geologically, Ice Mountain

Ice Mountain

Ice Mountain is a mountain ridge and algific talus slope that is part of a preserve near the community of North River Mills in Hampshire County, West Virginia, United States....

is the same mountain ridge, with the Hiett Run gap acting as the physical divide.