Middletown Valley, also historically known as Catoctin Valley, is a

valley A valley is an elongated low area often running between hills or mountains, which will typically contain a river or stream running from one end to the other. Most valleys are formed by erosion of the land surface by rivers or streams over ...

in western Frederick County in the state of

Maryland Maryland ( ) is a U.S. state, state in the Mid-Atlantic (United States), 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; ...

Geography

It is bound to the west by

South Mountain South Mountain or South Mountains may refer to: Canada * South Mountain, a village in North Dundas, Ontario * South Mountain (Nova Scotia), a mountain range * South Mountain (band), a Canadian country music group United States Landforms * Sou ...

, to the east by

Catoctin Mountain Catoctin Mountain, along with the geologically associated Bull Run Mountains, forms the easternmost mountain ridge of the Blue Ridge Mountains, which are in turn a part of the Appalachian Mountains range. The ridge runs northeast–southwest for ...

, to the south by the

Potomac River The Potomac River () drains the Mid-Atlantic (United States), Mid-Atlantic United States, flowing from the Potomac Highlands of West Virginia, Potomac Highlands into Chesapeake Bay. It is long,U.S. Geological Survey. National Hydrography Datas ...

and to the north by the convergence of South Mountain and Catoctin Mountain, south of Quirauk Mountain. Geographically, it can be considered an extension of 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 ...

which lies below the Potomac in

Virginia Virginia, officially the Commonwealth of Virginia, is a state in the Mid-Atlantic and Southeastern regions of the United States, between the East Coast of the United States, Atlantic Coast and the Appalachian Mountains. The geography an ...

. The valley derives its name from Middletown, the largest town in the Valley. The use of the ''Catoctin Valley'' terminology was prevalent up through the

American Civil War The American Civil War (April 12, 1861 – May 26, 1865; also known by other names) was a civil war in the United States. It was fought between the Union ("the North") and the Confederacy ("the South"), the latter formed by state ...

but afterwards was abandoned due to confusion between it and the northern portion of the Loudoun Valley also referred to as Catoctin Valley.

References

{{Reflist Valleys of Maryland Landforms of Frederick County, Maryland