The Broken Hills is a range of low-lying mountains and ridges in northern Fauquier County, Virginia

Fauquier County, Virginia

As of the census of 2000, there were 55,139 people, 19,842 households, and 15,139 families residing in the county. The population density was 85 people per square mile . There were 21,046 housing units at an average density of 32 per square mile...

.

The range begins just to the west of the southern Bull Run Mountains

Bull Run Mountains

The Bull Run Mountains are a mountain range of the Blue Ridge Mountains in northern Virginia in the United States. Located approximately east of the main chain, across the Loudoun Valley...

, north of Warrentown

Warrenton, Virginia

Warrenton is a town in Fauquier County, Virginia, United States. The population was 6,670 at the 2000 census, and 14,634 at the 2010 estimate. It is the county seat of Fauquier County. Public schools in the town include Fauquier High School, Warrenton Middle School, Taylor Middle School and two...

 and continues to the eastern edge of Blue Mountain

Blue Ridge Mountain

Blue Ridge Mountain, also known as Blue Mountain, is the colloquial name of the western most ridge of the Blue Ridge Mountains in northern Virginia and the Eastern Panhandle of West Virginia...

. Interstate 66

Interstate 66

Interstate 66 is an Interstate Highway in the eastern United States. As indicated by its even route number, it runs in an east–west direction. Its western terminus is at Middletown, Virginia, at an intersection with Interstate 81; its eastern terminus is in Washington, D.C., at an...

 and Virginia State Route 55

Virginia State Route 55

Virginia State Route 55 is a primary state highway in the U.S. state of Virginia. Known for most of its length as John Marshall Highway, the state highway runs from the West Virginia state line, where the highway continues as West Virginia Route 55 , east to U.S. Route 29 in Gainesville...

 run just north of the range, while US-211 runs to the south. The stretch of US-17 between Warrenton and Marshall

Marshall, Virginia

Marshall is an unincorporated village and census-designated place located in the hunt country of northwestern Fauquier County, Virginia. The population as of the 2010 Census was 1,480. Marshall was originally known as Salem. The town became Marshall after a short-lived incorporation...

 traverses the range.

The Broken Hills form the southern border of the Loudoun Valley

Loudoun Valley

The Loudoun Valley is a small, but historically significant valley in the Blue Ridge Mountains located in Loudoun County in northwestern Virginia in the United States.-Geography:...

.

Notable Mountains

• Wildcat Mountain [1368 feet (417 m)]
• Rappahanock Mountain [1300 feet (396.2 m)]
• Pignut Mountain [1040 feet (317 m)]
• Prickly Pear Mountain [1020 feet (310.9 m)]
• Viewtree Mountain [1020 feet (310.9 m)]
• Swains Mountain [900 feet (274.3 m)]
• Thumb Run Mountain [880 feet (268.2 m)]
• Waters Mountain [880 feet (268.2 m)]
• Piney Mountain [880 feet (268.2 m)]