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Interstate 81 shield
Interstate 81
Main route of the Interstate Highway System
Length: 75.66 mi[1] (121.76 km)
South end: I-40.svg Interstate 40 near Dandridge, TN
US 25E.svg US 25E near Morristown
I-26.svgUS 23.svg I-26/US 23 near Kingsport
US 11W.svg US 11W near Bristol
North end: I-81.svg Interstate 81 at Bristol, TN
Tennessee State Routes
< SR-80 SR-81 >

Interstate 81 is an 824-mile (1,326 km) long expressway stretching from Dandridge, Tennessee northward to the Thousand Islands Bridge at the United States-Canada border near Fishers Landing, New York. In Tennessee, Interstate 81 runs for 75 miles (121 km) from its southern terminus at Interstate 40 in Dandridge to the Virginia state line in Bristol.


Route description

Interstate 81 begins in Tennessee at Interstate 40 in Dandridge. I-81 parallels the Appalachian Mountains for most of Tennessee and Virginia. At mile marker 8, I-81 meets the eastern half of U.S. Route 25: U.S. Route 25E south of Morristown. I-81 doesn't go through either Johnson City or Kingsport; but at mile marker 57, I-81 meets Interstate 26 and U.S. Route 23 which go to Kingsport and Johnson City. At mile marker 75, I-81 leaves Tennessee and enters the commonwealth of Virginia.

Exit list

County Location Mile # Destinations Notes
Jefferson 0.0 1 I-40.svg I-40 - Asheville (NC), Knoxville
White Pine 4.4 4 Secondary Tennessee 341.svg SR 341 - White Pine
Hamblen 8.6 8 US 25E.svg US 25E - White Pine, Morristown No class 1 explosives in Cumberland Gap Tunnel, without escort.
12.4 12 Tennessee 160.svg TN 160 - Lowland, Morristown
15.3 15 Secondary Tennessee 340.svg SR 340 (Fish Hatchery Rd) Access to Copper Airport.
Greene 23.1 23 US 11E.svg US 11E - Bulls Gap, Greeneville, Rogersville, Morristown Access to Tusculum College.
30.2 30 Tennessee 70.svg TN 70 to Tennessee 66.svg TN 66 - Rogersville and Greeneville
36.2 36 Secondary Tennessee 172.svg SR 172 (Baileyton Rd) - Baileyton, Greeneville
43.9 44 Jearoldstown Rd
Washington Fall Branch 50.5 50 Tennessee 93.svg TN 93 to Tennessee 81.svg TN 81 - Fall Branch, Jonesborough
Sullivan Kingsport 56 Tri-Cities Crossing
57.7 57 I-26.svgUS 23.svg I-26/US 23 - Johnson City, Kingsport
59.4 59 Secondary Tennessee 36.svg SR 36 (Fort Henry Dr.) - Johnson City, Kingsport
63.5 63 Secondary Tennessee 357.svg SR 357 to Secondary Tennessee 75.svg SR 75 (Airport Parkway) Access to Tri-Cities Regional Airport.
66.1 66 Secondary Tennessee 126.svg SR 126 (Memorial Blvd.) - Blountville, Kingsport
Blountville 69.6 69 Tennessee 394.svg Secondary Tennessee 394.svg SR 394 - Blountville Access to Bristol Motor Speedway.
Bristol 74.8 74 US 11W.svg US 11W (W. State St.)- Kingsport, Bristol Lee Highway. Signed as Exit 74A & 74B.
Virginia state line. I-81 continues into Virginia.

See also


  1. ^ Route Log - Main Routes of the Eisenhower National System Of Interstate and Defense Highways - Table 1

External links

Interstate 81
Previous state:
Tennessee Next state:


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