Interstate 81 in Virginia

Interstate 81
Interstate 81
	I-81 highlighted in red
Route information
	Maintained by VDOT
Length	324.92 mi (522.91 km)
Existed	August 14, 1957–present
NHS	Entire route
Major junctions
South end	I-81 at the Tennessee state line in Bristol, TN
	I-381 in Bristol; US 21 / US 52 in Wytheville; I-77 near Wytheville; US 460 in Christiansburg; Future I-73 / I-581 / US 220 near Roanoke; US 60 in Lexington; I-64 from Lexington to Staunton; US 250 near Staunton; I-66 near Middletown; US 17 / US 50 / US 522 in Winchester;
North end	I-81 at the West Virginia state line in Rest
Location
Country	United States
State	Virginia
Counties	City of Bristol, Washington, Smyth, Wythe, Pulaski, Montgomery, Roanoke, City of Salem, City of Roanoke, Botetourt, Rockbridge, Augusta, Rockingham, City of Harrisonburg, Shenandoah, Warren, Frederick
Highway system
	Interstate Highway System; Main; Auxiliary; Suffixed; Business; Future; Virginia Routes; Interstate; US; Primary; Secondary; Byways; History; HOT lanes;

Interstate 81 (I-81) is an 855.02-mile-long (1,376.02 km) Interstate Highway. In the US state of Virginia, I-81 runs for 324.92 miles (522.91 km), making the portion in Virginia longer than any other state's portion of the route. It is also the longest Interstate Highway within the borders of Virginia. It stretches from the Tennessee state line near Bristol to the West Virginia state line near Winchester. It enters Virginia from Bristol, Tennessee, and leaves Virginia into Berkeley County, West Virginia. The route passes through the cities of Bristol, Roanoke, Salem, Lexington, Staunton, and Harrisonburg.