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List of U.S. Highways in Idaho

From Wikipedia, the free encyclopedia

U.S. Highways of the Idaho State Highway System
U.S. Highway 2 marker
U.S. Highway 95 marker
U.S. Highway 195 marker
Highway markers for U.S. Highways 2, 95, and 195
System information
Maintained by ITD
Highway names
InterstatesInterstate n (I-n)
US HighwaysU.S. Highway n (US-n)
StateIdaho State Highway n (SH-n)
System links
  • Idaho State Highway System

The U.S. Highways in Idaho are the segments of the United States Numbered Highway System owned and maintained by the Idaho Transportation Department (ITD) in the U.S. state of Idaho.

Mainline highways

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Number Length (mi)[1] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
US 2 80.152 128.992 US 2 / SH-41 in Oldtown US 2 near Moyie Springs 01926-01-011926 current
US 10 193.23 310.97 US 10 in State Line US 10 at Lookout Pass 01926-01-011926 01977-01-011977 Replaced by I-90
US 12 174.210 280.364 US 12 in Lewiston US 12 at Lolo Pass 01962-01-011962 current
US 20 406.300 653.876 US 20 / US 26 near Parma US 20 near West Yellowstone, MT 01940-01-011940 current
US 26 402.500 647.761 US 20 / US 26 near Parma US 26 near Alpine, WY 01952-01-011952 current
US 30 455.481 733.026 US 30 near Fruitland US 30 near Montpelier 01926-01-011926 current
US 30N
US 30N
US 30S
US 89 44.24 71.20 US 89 near Fish Haven US 89 near Geneva 01939-01-011939 current
US 91 122.866 197.734 US 91 near Preston US 26 in Idaho Falls 01926-01-011926 current
US 93 350.819 564.588 US 93 near Jackpot, NV US 93 at Lost Trail Pass 01926-01-011926 current
US 95 538.562 866.732 US 95 near Homedale BC 95 near Eastport 01926-01-011926 current
US 95E
US 95W
US 191 US 191 near Malad City US 191 at Targhee Pass 01926-01-011926 01978-01-011978 Replaced by I-15
US 195 0.577 0.929 US 95 near Lewiston US 195 near Lewiston 01979-01-011979 current
US 287 US 287 at Raynolds Pass US 287 at Targhee Pass Replaced by SH-87
US 410 3 4.8 US 410 in Lewiston US 95 in Lewiston 01926-01-011926 01967-01-011967 Replaced by US-12
US 630 US 630 near Weiser US 95 in Weiser 01928-01-011928 01931-01-011931 Replaced by US-95 Spur
  •       Former

Special routes

[edit]
Number Length (mi)[1] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
US 10A 62.648 100.822 US 10A in Newport, WA US 10A near Heron 01941-01-011941 01967-01-011967 Replaced with SH-200 and US-2

US 10 Bus.

US 20 Bus.
3.640 5.858 Serves Idaho Falls

US 20 Bus.
1.684 2.710 Serves Rigby

US 20 Bus.
2.879 4.633 Serves St. Anthony

US 20 Spur
Serves Boise

US 26 Bus.
2.981 4.797 Serves Ririe

US 30 Bus.
Serves Pocatello

US 30 Bus.
10.270 16.528 Serves Lava Hot Springs

US 91 Bus.
Serves McCammon

US 91 Bus.
Serves Inkom

US 93 Alt.

US 93 Bus.
8.110 13.052 Serves Twin Falls

US 93 Spur
0.91 1.46 Serves Twin Falls

US 93 Spur
0.391 0.629 Serves Challis

US 95 Bus.
1.420 2.285 Serves Cottonwood

US 95 Bus.
1.757 2.828 Serves Craigmont

US 95 Bus.
4.021 6.471 Serves Winchester

US 95 Bus.
Serves Bonners Ferry

US 95 Spur
Serves Payette

US 95 Spur
2.332 3.753 Serves Weiser

US 95 Spur
0.552 0.888 Connects to US 195
  •       Former

See also

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References

[edit]
  1. ^ a b "Milepoint Logs". Idaho Transportation Department. Retrieved February 15, 2017.
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