The Cumberland Valley is a constituent valley of the Great Appalachian Valley

Great Appalachian Valley

The Great Valley, also called the Great Appalachian Valley or Great Valley Region, is one of the major landform features of eastern North America. It is a gigantic trough — a chain of valley lowlands — and the central feature of the Appalachian Mountain system...

 and a North America

North America

North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...

n agricultural region within the Atlantic Seaboard

Atlantic Seaboard

The Atlantic seaboard watershed is a watershed of North America along both*the Atlantic Canada coast south of the Gulf of Saint Lawrence Watershed &*the East Coast of the United States north of the watershed of the Okeechobee Waterway....

 watershed in Pennsylvania

Pennsylvania

The Commonwealth of Pennsylvania is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jersey to...

 and Maryland

Maryland

Maryland is a U.S. state located in the Mid Atlantic region of the United States, bordering Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware to its east...

.

The valley is bound to the west and north by Ridge-and-Valley Appalachians

Ridge-and-valley Appalachians

The Ridge-and-Valley Appalachians, also called the Ridge and Valley Province or the Valley and Ridge Appalachians, are a physiographic province of the larger Appalachian division and are also a belt within the Appalachian Mountains extending from southeastern New York through northwestern New...

 (Bear Pond Mountains

Bear Pond Mountains

The Bear Pond Mountains are a sub-range in the Appalachian Mountains, that straddle Pennsylvania and Maryland in the United States. These mountains are a part of the Ridge and Valley Appalachians and reach their highest point at Cross Mountain . A unique geologic feature known as the "Punchbowl"...

/Blue Mountain

Blue Mountain (Pennsylvania)

Blue Mountain is a ridge that forms the eastern edge of the Appalachian mountain range in the U.S. state of Pennsylvania. It cuts across the eastern half of the state from New Jersey to Maryland, providing a distinct boundary between a number of Pennsylvania's geographical and cultural regions...

), to the east and south by South Mountain

South Mountain (Maryland and Pennsylvania)

South Mountain is the northern extension of the Blue Ridge Mountain range in Maryland and Pennsylvania. From the Potomac River near Knoxville, Maryland in the south, to Dillsburg, Pennsylvania in the north, the long range separates the Hagerstown and Cumberland valleys from the Piedmont regions of...

, to the northeast by the Susquehanna River

Susquehanna River

The Susquehanna River is a river located in the northeastern United States. At long, it is the longest river on the American east coast that drains into the Atlantic Ocean, and with its watershed it is the 16th largest river in the United States, and the longest river in the continental United...

 at Harrisburg

Harrisburg, Pennsylvania

Harrisburg is the capital of Pennsylvania. As of the 2010 census, the city had a population of 49,528, making it the ninth largest city in Pennsylvania...

 and to the south by the Potomac River

Potomac River

The Potomac River flows into the Chesapeake Bay, located along the mid-Atlantic coast of the United States. The river is approximately long, with a drainage area of about 14,700 square miles...

. The portion of the valley residing in Maryland is sometimes referred to as the Hagerstown Valley

Hagerstown Valley

Hagerstown Valley is located in Maryland in the United States. It is part of the Great Appalachian Valley, which continues northward as Cumberland Valley in Pennsylvania, and southward as Shenandoah Valley in West Virginia and Virginia....

.

The Cumberland Valley Railroad

Cumberland Valley Railroad

The Cumberland Valley Railroad was an early railroad in Pennsylvania, USA, originally chartered in 1831 to connect with Pennsylvania’s Main Line of Public Works...

, Cumberland Valley School District

Cumberland Valley School District

The Cumberland Valley School District is a large, suburban public school district located in Central Pennsylvania. It covers Hampden Township, Monroe Township, Middlesex Township and Silver Spring Township in Cumberland County, Pennsylvania. It serves about 7,700 students and features three...

, and the Cumberland Valley AVA

Cumberland Valley AVA

The Cumberland Valley AVA is an American Viticultural Area located in Washington County in west-central Maryland and Franklin and Cumberland counties in south-central Pennsylvania. Only of the included in the wine appellation are planted to grapevines, predominantly on high terraces over the...

 are named for the region. The cities of Harrisburg, Pennsylvania

Harrisburg, Pennsylvania

Harrisburg is the capital of Pennsylvania. As of the 2010 census, the city had a population of 49,528, making it the ninth largest city in Pennsylvania...

 and Hagerstown, Maryland

Hagerstown, Maryland

Hagerstown is a city in northwestern Maryland, United States. It is the county seat of Washington County, and, by many definitions, the largest city in a region known as Western Maryland. The population of Hagerstown city proper at the 2010 census was 39,662, and the population of the...

are located in the Cumberland Valley.