Interstate 581

Interstate 581
Interstate 581
	I-581 highlighted in red
Route information
	Auxiliary route of I-81
	Maintained by VDOT
Length	6.64 mi (10.69 km)
Existed	1964–present
NHS	Entire route
Major junctions
South end	US 220 / SR 24 in Roanoke
North end	I-81 / US 220 near Hollins
Location
Country	United States
State	Virginia
Counties	City of Roanoke, Roanoke
Highway system
	Interstate Highway System; Main; Auxiliary; Suffixed; Business; Future; Virginia Routes; Interstate; US; Primary; Secondary; Byways; History; HOT lanes;

Interstate 581 (I-581) is a spur off I-81 into Roanoke, Virginia, completely overlapping US Route 220 (US 220). It is planned to be connected to I-73. Future I-73 Corridor signs are marked on I-581 on the southbound side just after exit 2.

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