Blue Ridge Mountain, also known as Blue Mountain, is the colloquial name of the westernmost ridge of the

Blue Ridge Mountains The Blue Ridge Mountains are a physiographic province of the larger Appalachian Mountains range. The mountain range is located in the Eastern United States, and extends 550 miles southwest from southern Pennsylvania through Maryland, West Virgin ...

northern Virginia Northern Virginia, locally referred to as NOVA or NoVA, comprises several counties and independent cities in the Commonwealth of Virginia in the United States. It is a widespread region radiating westward and southward from Washington, D.C. Wit ...

and the

Eastern Panhandle of West Virginia The Eastern Panhandle is the eastern of the two panhandles in the U.S. state of West Virginia; the other is the Northern Panhandle. It is a small stretch of territory in the northeast of the state, bordering Maryland and Virginia. Some sources ...

. The

Appalachian Trail The Appalachian Trail (also called the A.T.), is a hiking trail in the Eastern United States, extending almost between Springer Mountain in Georgia and Mount Katahdin in Maine, and passing through 14 states.Gailey, Chris (2006)"Appalachian Tr ...

traverses the entire length of the mountain along its western slope and crest.

Geography

The mountain extends from the

Potomac River The Potomac River () drains the Mid-Atlantic United States, flowing from the Potomac Highlands into Chesapeake Bay. It is long,U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map. Retrieved Augus ...

in the north to

Chester Gap Chester Gap, sometimes referred to as Happy Creek Gap for the creek that runs down its western slope, is a wind gap in the Blue Ridge Mountains on the border of Rappahannock County, Fauquier County and Warren County in Virginia. The gap is trav ...

in the south. Along this section of the Blue Ridge Mountains, Blue Ridge Mountain comprises the sole ridge of the chain in the immediate vicinity and contains few spur ridges or peaks. The notable exceptions are the Bull Run and Catoctin mountains, which lie approximately to the east across the

Loudoun Valley The Loudoun Valley is a small, but historically significant valley in the Blue Ridge Mountains located in Loudoun County in Northern Virginia in the United States. Geography The lush and fertile valley lies between Catoctin Mountain and the B ...

, and

Short Hill Mountain Short Hill Mountain is a mountain ridge of the Blue Ridge Mountains in northwest Loudoun County, Virginia. Geography Short Hill rises sharply from the Piedmont countryside of the Loudoun Valley, northwest of Purcellville. It is a low-lying ri ...

, located to the east, which runs parallel to the Blue Ridge for near its northern terminus. To the west of the mountain is the lower

Shenandoah Valley The Shenandoah Valley () is a geographic valley and cultural region of western Virginia and the Eastern Panhandle of West Virginia. The valley is bounded to the east by the Blue Ridge Mountains, to the west by the eastern front of the Ridge- ...

. Blue Ridge Mountain is noticeably lower in elevation than other sections of the Blue Ridge Mountains in Virginia. The southern section of the mountain contains the highest peaks, and the ridge gradually loses elevation as it gets closer to the Potomac. Elevations in the gaps are typically around , while peaks range from to . Across the Potomac the ridge continues as Elk Ridge in

Maryland Maryland ( ) is a state in the Mid-Atlantic region of the United States. It shares borders with Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware and the Atlantic Ocean to ...

. The mountain's ridgecrest forms the border between several counties, with

Loudoun County Loudoun County () is in the northern part of the Commonwealth of Virginia in the United States. In 2020, the census returned a population of 420,959, making it Virginia's third-most populous county. Loudoun County's seat is Leesburg. Loudoun C ...

and

Fauquier County Fauquier is a county in the Commonwealth of Virginia. As of the 2020 census, the population was 72,972. The county seat is Warrenton. Fauquier County is in Northern Virginia and is a part of the Washington metropolitan area. History In 160 ...

, both in Virginia, to the east and

Jefferson County, West Virginia Jefferson County is located in the Shenandoah Valley in the Eastern Panhandle of West Virginia. It is the easternmost county of the U.S. state of West Virginia. As of the 2020 census, the population was 57,701. Its county seat is Charles Town ...

Clarke County, Virginia Clarke County is a county in the Commonwealth of Virginia. As of the 2020 census, the population was 14,783. Its county seat is Berryville. Clarke County is included in the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical ...

, and

Warren County, Virginia Warren County is a U.S. county located in the Commonwealth of Virginia. The 2020 census places Warren County within the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area with a population of 40,727. The county seat is F ...

, to the west.

Geology

Blue Ridge Mountain consists mostly of anticlinal Catoctin Greenstone and is not underlain by Old Rag Granite, as is the Blue Ridge south of Manassas Gap. This is why the mountain is more ridgelike and less rugged than sections to the south. The greenstone was deposited during the

Catoctin Formation The Catoctin Formation is a geologic formation that expands through Virginia, Maryland, and Pennsylvania. It dates back to the Precambrian and is closely associated with the Harpers Formation, Weverton Formation, and the Loudoun Formation. The ...

and uplifted during the

Alleghenian Orogeny The Alleghanian orogeny or Appalachian orogeny is one of the geological mountain-forming events that formed the Appalachian Mountains and Allegheny Mountains. The term and spelling Alleghany orogeny was originally proposed by H.P. Woodward in 195 ...

Recreation

Blue Ridge Mountain contains several national, state, regional and private parks that offer recreational opportunities on the mountain including: *

Harpers Ferry National Historical Park Harpers Ferry National Historical Park, originally Harpers Ferry National Monument, is located at the confluence of the Potomac River, Potomac and Shenandoah River, Shenandoah rivers in and around Harpers Ferry, West Virginia. The park includes t ...

Blue Ridge Center for Environmental Stewardship
*Rolling Ridge Foundation *

Sky Meadows State Park Sky Meadows State Park is a park in the Virginia state park system. It is located in extreme northwest Fauquier County, Virginia in the Blue Ridge Mountains, near Paris, Virginia. It is about an hour outside of the Washington, D.C. metro region ...

* G. Richard Thompson Wildlife Management Area

Notable peaks

North to south: * Loudoun Heights *

Purcell Knob Purcell Knob is a spur of the Blue Ridge Mountain in Loudoun County, Virginia. The peak is just northeast of the main ridge at Keyes Gap and southeast of the village of Neersville. Purcell Knob is notable for exposure of the sericitic phyllit ...

* Raven Rocks *

Mount Weather The Mount Weather Emergency Operations Center is a government command facility in the U.S. Commonwealth of Virginia, used as the center of operations for the Federal Emergency Management Agency (FEMA). Also known as the High Point Special Facili ...

* Paris Mountain

Notable gaps

North to south: *

Keyes Gap Keyes Gap or Keyes' Gap is a wind gap in the Blue Ridge Mountain on the border of Loudoun County, Virginia and Jefferson County, West Virginia. The gap is traversed by Virginia State Route 9/ West Virginia Route 9. The Appalachian Trail also ...

* Wilson Gap *

Snickers Gap Snickers Gap, originally William's Gap, is a wind gap in the Blue Ridge Mountain on the border of Loudoun County and Clarke County in Virginia. The gap is traversed by Virginia State Route 7. The Appalachian Trail also passes across the gap. B ...

Ashby Gap Ashby Gap, more commonly known as Ashby's Gap is a wind gap in the Blue Ridge Mountains on the border of Clarke County, Loudoun County and Fauquier County in Virginia. The gap is traversed by U.S. Route 50. The Appalachian trail also passes a ...

Manassas Gap Manassas Gap is a wind gap of the Blue Ridge Mountains on the border of Fauquier County and Warren County in Virginia. At an elevation of 887 feet above sea level, it is the lowest crossing of the Blue Ridge Mountains in the state. "The origins o ...

References

{{Mountains of West Virginia Ridges of Virginia Ridges of West Virginia Mountains of Loudoun County, Virginia Mountains of Jefferson County, West Virginia Blue Ridge Mountains Mountains of Clarke County, Virginia Mountains of Fauquier County, Virginia Mountains of Warren County, Virginia