| Loudoun Valley | |
|---|---|
 The Loudoun Valley as seen from the foot of Blue Ridge Mountain | |
  Loudoun Valley Location of the Loudoun Valley in Virginia | |
| Floor elevation | 500 ft (150 m) |
| Length | 34 miles (55 km) North to South |
| Width | 10 miles (16 km) |
| Geography | |
| Location | Loudoun County, Virginia |
| Population centers | Purcellville Middleburg |
| Borders on | Catoctin & Bull Run Mountains (east) Blue Ridge Mountain (west) Potomac River (north) Broken Hills (south) |
| Coordinates | 39°13′58″N 77°44′06″W / 39.2328799°N 77.7349929°W [1] |
| Traversed by | State Route 7, U.S. Route 50 |
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.