Loudoun Valley
| Loudoun Valley | |
|---|---|
| The Loudoun Valley as seen from the foot of Blue Ridge Mountain | |
| 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 | 
| 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.