U.S. Route 287 in Montana

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This article is about the section of highway in Montana. For the entire length of highway, see U.S. Route 287.

Lewis and Clark Trail
Major junctions
South endYellowstone National Park at West Yellowstone
Major intersections
North end US 89 in Choteau
Location
CountryUnited States
StateMontana
CountiesGallatin, Madison, Jefferson, Broadwater, Lewis and Clark
Highway system
  • Montana Highway System
←
US 212
→ MT 287

U.S. Route 287 (US 287) is a north-south

United States Numbered Highway in the state of Montana. It extends approximately 281.2 miles (452.5 km) from Yellowstone National Park north to U.S. Route 89 in Choteau, 100 miles (160 km) south of the Canadian border
.

Route description

US 287 north of Yellowstone National Park

US 287 in Montana begins at the West Entrance to Yellowstone National Park

Three Forks Junction, MT 2 leaves US 287 and heads east towards Three Forks, while US 287 turns north and travels for 1+1⁄4 miles (2.0 km) to I-90
.

US 287 heads north for 30 miles (48 km) to

MT 21 (about 1+1⁄2 miles (2.4 km) north of Augusta), and 25 miles (40 km) to Choteau where it ends at US 89.[1][2]

US 287 is one of three highways in Montana numbered '287', the other two being Montana Highway 287 (MT 287) and Montana Secondary Highway 287 (S-287). Both routes are accessible to US 287, with MT 287 intersecting it in Ennis, while S-287 intersects MT 2 in Three Forks, about 3 miles (5 km) east of US 287.

History

Main article: Montana Highway 287 § History

US 287 was originally designated as Montana State Highway 287 (MT 287). The Montana State Highway Commission first assigned the MT 287 designation in 1958 to a cross-state route from

Hebgen Lake earthquake in 1959, which destroyed part of the highway along that lake and created Quake Lake, MT 287 was temporarily rerouted to the highway north from Raynolds Pass.[4][5]

In 1961, MT 287 was rerouted and replaced MT 34 from Ennis to Twin Bridges, ran concurrently with

MT 287A.[6][7]

In 1965, the US 287 designation was extended north from

Glacier National Park.[10]

Major intersections

CountyLocationmi[1]kmExitDestinationsNotes
US 287
resume at the park's South Entrance
0.0000.000Yellowstone National Park West EntranceSouthern end of state maintenance of US 20/US 191/US 287 concurrency
West Yellowstone0.3650.587
 US 20 west (Firehold Avenue) – Idaho Falls		Northern end of US 20 concurrency
​8.72214.037
 US 191 north – Bozeman		Northern end of US 191 concurrency
Madison​31.14750.126
 MT 87 south – Raynolds Pass, Ashton ID
62.473100.541
 S-249 north
Ennis71.563115.169
 MT 287 west – Virginia City, Sheridan
Norris87.858141.394
 MT 84 east – Bozeman
Harrison98.044157.787
 S-283 west – Pony
​99.618160.320
S-359
west
Gallatin
 No major junctions
Jefferson​106.407171.245
 MT 2 west – Lewis and Clark Caverns State Park, Butte		Southern end of MT 2 concurrency
Three Forks Junction
116.146186.919
 MT 2 east – Three Forks		Northern end of MT 2 concurrency
​117.418188.966
Lewis and Clark Trail – Butte, Billings
I-90 exit 274
127.281204.839
 S-437 north
Toston136.938220.380
 S-285 west – Radersburg
Townsend147.873237.979
 US 12 east – White Sulphur Springs		Southern end of US 12 concurrency
Lewis and ClarkLouisville168.716271.522
 S-284 north
East Helena175.622282.636
 S-518 south – Montana City
I-15 BL north / US 12 west (Prospect Avenue) – Helena (Capitol
Area)		Northern end of US 12 concurrency, southern end of I-15 concurrency, exit numbers follow I-15
181.113291.473193
I-15 BL
south (Cedar Street)
181.809292.593194Custer Avenue
187.876302.357200
S-279 / S-453
(Lincoln Road)
​196.914316.902209Gates of the Mountains
203.781327.954216Sieben
207.008333.147219Spring CreekNorthbound exit and southbound entrance
214.564345.307226 S-434 – Wolf Creek
216.363348.202228
Lewis and Clark Trail – Great Falls
Northern end of I-15 concurrency
Lewis and Clark Trail – Lincoln, Great Falls
Augusta254.967410.330
 S-435 south (Main Street)
​256.401412.637
MT 21 east – Great Falls
Teton262.423422.329
 S-408 east – Fairfield
Lewis and Clark Trail – Glacier National Park, Great Falls
US 287 northern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

See also

References

  1. ^ a b c Road Inventory and Mapping Section (2019). Montana Road Log (PDF). Helena: Montana Department of Transportation. pp. 6–7, 72–74, 90, 179–181, 242. Archived from the original (PDF) on October 20, 2020. Retrieved December 29, 2020.
  2. ^ Montana Department of Transportation (2019). Montana Official Highway Map (PDF) (Map). Helena: Montana Department of Transportation. §§ C4-E4, E5-I5. Retrieved December 29, 2020.
  3. ^ Montana State Highway Commission; Rand McNally & Company (1958). Map of the Montana State Highway System (PDF) (Map) (1958 ed.). Helena: Montana State Highway Commission. §§ G4–G5. Retrieved March 24, 2017.
  4. ^ a b Montana State Highway Commission; Rand McNally & Company (1959). Map of the Montana State Highway System (PDF) (Map) (1959 ed.). Helena: Montana State Highway Commission. §§ G4–G5. Retrieved March 24, 2017.
  5. ^ Montana State Highway Commission; Rand McNally & Company (1960). Map of the Montana State Highway System (PDF) (Map) (1960 ed.). Helena: Montana State Highway Commission. §§ G4–G5. Retrieved March 24, 2017.
  6. ^ Montana State Highway Commission; Rand McNally & Company (1961). Map of the Montana State Highway System (PDF) (Map) (1961 ed.). Helena: Montana State Highway Commission. §§ G4–G5. Retrieved March 24, 2017.
  7. ^ Montana State Highway Commission; Rand McNally & Company (1962). Map of the Montana State Highway System (PDF) (Map) (1962 ed.). Helena: Montana State Highway Commission. §§ G4–G5. Retrieved March 24, 2017.
  8. ^ Montana State Highway Commission; Rand McNally & Company (1965). Montana Highways (PDF) (Map) (1965 ed.). Helena: Montana State Highway Commission. §§ G4–G5. Retrieved March 24, 2017.
  9. ^ Montana State Highway Commission; Rand McNally & Company (1966). Montana Highways (PDF) (Map) (1966 ed.). Helena: Montana State Highway Commission. §§ G4–G5. Retrieved March 24, 2017.
  10. Newspapers.com
    .

External links

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U.S. Route 287
Previous state:
Wyoming
 		Montana Next state:
Terminus
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