With several notable landmarks and cities along the exits for Interstate 84 on the West Coast running for a total of 769.62 miles (1,238.58 km), [1] there's so much to see and do, that knowing just what to look for isn't enough. However, if you know what to see and do, this article will fill in the details.

This wikiHow is for the route traveling between Oregon and Utah . If you need the route between Massachusetts and Pennsylvania , please read our guide on it.

1

Travel in Oregon.

  1. In Oregon, besides finding the route where this interstate begins off-of, it begins traveling the curvy route through Downtown Portland northeast up until it crosses and reaches I-205 before traveling through the Cascade Mountains then along the banks of the Columbia River through the Columbia Gorge National Scenic Area and past Mount Hood when it finally travels southeast past the Umatilla Reservations and Forestlands and begins to follow the Snake River and runs into the next state.
    • This highway lacks an official name for most of the state but does have the name "Banfield Expressway" (though locals call it either the "Banfield Freeway" or just "The Banfield") throughout its time in Portland. [2] ).
    • On the Wikipedia pages for these West Coast Interstates, this author couldn't get the complete location names for all exits. However, the Location names provided in this article will be geared from the Destinations column for those not attaining a Location name - especially in the Cascade Mountain area where these troubles exist in this state. However, most Destinations are attractions and don't have city names there either. Sorry.
    • Locate the westernmost terminus of the I-84 W signed route. I-84 begins at I-5's 300B (southbound) and exit 301 (northbound) exits, which can be found along the banks of the Willamette River adjacent to the Oregon Convention Center. [3]
    • In Multnomah County, expect exits for Portland (local unnumbered ones, and 1, 2, 3, 4, 5, 6, 7, 8, 9, 10), Gresham (13), Fairview (14), Wood Village (16), Troutdale (17), Lewis and Clark State and Oxbow Regional Parks (18), Corbett (22), Rooster Rock State Park (25), Bridal Veil (26), Dalton Point (29), Benson Recreation Area (30), Multnomah Falls (31), and Historic Columbia River Hwy-Eagle Creek Recreational Area (41).
      • In this section, I-84 travels along Sullivan Gulch past several routes and Portland Streetcar's Loop lines and later the MAX Light Rail trains, finding stops along the north side of the highway and interchanges lacking exits in both directions for Kerns, Hollywood, North Tabor, and Madison South, along the sides of Rocky Butte. The highway splits from I-205 at Freemont St, and the MAX Light Rail discontinues as it enters Gresham and passes into Fairview and Wood Village-Troutdale, crosses over the Sandy River, and enters the Sandy River Delta Nature Reserve.
    • In Hood River County, expect exits for Cascade Locks (44), Herman Creek (47), Wyeth (51), Starvation Creek Trailhead-Historic Columbia River Hwy State Trail (55), Viento State Park (56), Mitchell Point Overlook (58), Morton Rd (no city, unnumbered-unsigned exit for westbound only), Hood River (62, 63, 64), and Koberg Beach State Rec Site (unnumbered exit).
      • Expect some tourist traffic for Multnomah Falls along the exits for the Historic Columbia River Highway in this county.
      • This highway runs adjacent to Amtrak's Empire Builder line and passes many large mountains before reaching Bonneville Dam, its visitors center, some fish hatcheries, and a basalt cliff under Tooth Rock. It then passes Cascade Locks and Cascade Locks State Airport until it remeats the river near Government Cove in an open valley for the Hood River.
      • Within these exits, also expect to see exits for the Mount Hood Railroad and Mount Hood Scenic Byways near the Hood River Bridge.
    • In Wasco County, expect exits for Mosier (69), Rowena (76), The Dales (82, 83, 84, 85, 87), The Dales Dam (88), and Celilo Park-Deschutes River State Rec Area (97).
      • In this county, you'll pass by Memaloose State Park and into The Dalles, as you also pass the Columbia Gorge Discovery Center & Museum and a major Google industrial data center, [4] then returns to riverfront views while remaining on city streets near Bend and the Dalles Bridge, The Dalles Dam and foot of Signal Hill-Kaser Ridge to Celilo Village - all signaling the end of the Columbia Gorge National Scenic Area.
    • In Sherman County, expect exits for Yakima-Bend(104), Rufus-John Day Dam (109), and LePage Park-John Day River (114).
      • The highway travels northeast to Biggs Junction (near the Sam Hill Memorial Bridge) and Maryhill State Park in the planned community of Maryhill containing a Stonehenge replica and the first paved roads in the Northwest. [5]
    • In Gilliam County, expect exits for Philippi Canyon (123), Blalock Canyon (129), Woelpem Rd (131), Arlington (137), and Ione-Heppner (147).
      • In this section, you'll travel along the foothills of Alkali Canyon and past Earl Snell Memorial Park and John Day Fossil Beds National Monument running along Shepherds Flat Wind Farm into Willow Creek.
    • In Morrow County, expect exits for Threemile Canyon (151), Tower Rd (159), Boardman (164), Port of Morrow (165), Irrigon (168), and Paterson Ferry Rd (171).
      • In this section, you'll pass the Boardman Naval Weapons Training Facility and a poplar tree farm and under the Umatilla Army Depot (soon to be a redeveloped industrial land and wildlife refuge). [6]
    • In Umatilla County, expect exits for Umatilla Army Depot, I-82 W (179), Hermiston (180, 182, 188), Lexington (193), Lorenzen Rd-McClintock Rd(198), Stage Gulch (199), Barnhart Rd-Airport Rd (202), Pendleton (207, 209, 210), Pendelton City Center-National Historic District (213), Milton-Freewater-Walla Walla (216), Poverty Flat Rd-Old Emigrant Hill Rd (224), Deadman Pass (228) with summit at mile marker 226.86 miles (365.10 km), Emigrant Springs State Park (234), Meacham-Kamela (238), the Blue Mountain summit at mile marker 239.02 miles (384.67 km), and Mt Emily (243).
      • At one point, you'll connect to the Oregon Trail, as it is found in a valley formed out of the river. [7] However, you'll then pass the Eastern Oregon Regional Airport, before passing the Eastern Oregon Correctional Institutional before traveling to the southeast of the Umatilla Indian Reservation and resort casino and into the Blue Mountains.
      • Frequent winter collisions often force this and the next section to close, since it is lined with sharp curves and steep grades as winter weather has no boundaries, and the highway must climb through high switchbacks in Emigrant Hill of 5-6%, and containing runaway truck ramps along the route as it cuts through Emigrant Hill and turns after Deadman Pass to Emigrant Springs State Heritage Area in the Umatilla National Forest, crossing the summit of the Blue Mountains.
    • In Union County, expect exits for Kamela (248), Starkey-Ukiah (252), Perry (256, 257) La Grande (259, 261, 265), Foothill Rd (268), Ladd Creek Rd (270), Frontage Rd (273), Clover Creek (278), Wolf Creek Ln (283) and North Powder (285).
      • In this section, you'll pass through Railroad Canyon to reach Hilgard Junction, as it then runs along the Grande Ronde River towards Eastern Oregon University into Ladd Canyon and ascends Craig Mountain into Wallowa-Whitman National Forest.
    • In Baker County, expect exits for Baker City Airport-Medical Springs-Haines (298), North Baker City-Richland-Hells Canyon (302), Baker City (304, 306), Pleasant Valley (313, 317), Durkee (327), Cement Plant Rd-Plano Rd (330), Weatherby (335), Lookout Mountain (338), Rye Valley (340), Lime (342) and Huntington-Lime (345).
      • In this section, you'll pass by Powder River near Coyote Point (nearest the Baker City Municipal Airport through a southeastern hill's cut to follow local creeks through the towns, but then turning to follow the Burnt River through Rattlesnake Springs State Park, Weatherby, and Lime.
    • In Malheur County, expect exits for Huntington (353), Weiser (356), Moores Hollow Rd (362), Stanton Blvd (371), and Ontario (374, 376A, 376B)
      • In this area, the highway leaves the Burnt River Valley to meet Farewell Bend State Recreation Area as it begins a trek following the Snake River until Huffman Island, then crossing cuts and embankments before passing the westbound welcome center and crossing into the next state.
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2

Cross the Devo Bridge.

  1. The Devo Bridge crosses across the Snake River between these two states. [8]
3

Travel in Idaho.

  1. In Idaho, this interstate runs mostly southeast until it reaches Nampa then runs almost straight east until Boise, southeast till Hammett, east until Bliss, southeast until Eden, east until it meets (but doesn't join) Interstate 86, then turns and runs southeast until it exits the state while running adjacent to the Snake River and keeping the name "Vietnam Veterans Memorial Highway" [9] a toll-free highway.
    • In Payette County, expect exits for Parma-Fruitland-Payette (3), Emmett-New Plymouth (9), and Black Canyon Junction (13).
      • From the state border inward, the highway travels with the Snake River to pass its only rest area/visitor's center eastbound, then passes into the Snake River Plain and meets with US-30 again.
    • In Canyon County, expect exits for Sand Hollow (17), Middleton (25), Parma-Notus (26), Caldwell-Wilder-Holmdale (27), Caldwell City Center (28), Franklin Rd (29), Nampa-Marsing (33), Northside Blvd (35), Franklin Blvd (36), and Nampa-Murphy (38).
      • In this section, you'll pass the Boise River, Caldwell Industrial Airport, the Karcher Mall, as well as the Nampa Gateway Center/College of Western Idaho, and the Ford Idaho Center.
      • The metropolitan area of Boise and throughout most of western Idaho is called Treasure Valley.
    • In Ada County, expect exits for Ten Mile Rd (42), Meridian-Kuna (44), McCall-Eagle (46), City Center (49), Cole Rd-Overland Rd (50), Orchard St (52), Boise Airport (53), Broadway Ave (54), Idaho City (57), Memory Rd (59), Kuna (64), and Regina (71).
      • In this section, you'll climb out of Treasure Valley and into central Idaho, as you pass Boise Airport and the Fivemile Creek from the barren plateau.
    • In Elmore County, expect exits for Simco Rd (74), Mountain Home (90, 95, 99), Hammett (112, 114), Glenns Ferry (120, 121), Paradise Valley (125), and King Hill (129).
      • In this section, you will pass the Morley Nelson Snake River Birds of Prey National Conservation Area and Mountain Home Air Force Base, as it delves into the Snake River Plain and through Three Island Crossing State Park, avoiding a bend in the river twice.
    • In Gooding County, expect exits for Buhl-Bliss (137), Gooding-Hagerman-Bliss (141), Tuttle (147), Wendell-Hagerman (155), and Gooding-Wendell (157).
      • You will pass over a Gorge in this area and turn to head through farmland.
    • In Jerome County, expect exits for Jerome (165, 168), Twin Falls-Sun Valley (173), Kimberly-Eden-Twin Falls (182), Hazelton-Eden(188), Hazelton (194), and Paul (201).
      • In this section, you'll pass across the Snake River Canyon and around Hazelton's municipal airport. Southeastern Idaho is named the Magic Valley because of the construction of built dams leading to the magical-wonderful life of regional agriculture.
    • In Minidoka County, expect exits for Paul-Burley (208) and Burley-Heyburn-Rupert (211).
    • In Cassia County, expect exits for Albion-Rupert, Declo (216), Pocatello (222), Malta-Declo (228), Idahome Rd (27), Malta (245), Sweetzer Rd (254).
      • In this section, you'll pass the Minidoka National Wildlife Refuge, I-86, the Raft River Valley near the Cotterel Mountains, and Meadow Creek into the Black Pine Mountains' Mortenson Canyon before descending into Sawtooth National Forest's Juniper Valley of the Sublett Range.
    • In Oneida County, expect exits for Juniper Rd (263).
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4

Travel in Utah.

  1. In Utah, this interstate travels southeast through Utah's top boxy shape, and not until it meets and joins with a concurrency route does it head directly south and uses the concurrent routes' exit numbering plan until the Riverdale split losing the I-15 exit numbering and returning to I-84's. It then continues heading east with curves as it makes its way through mountainous terrain, traveling through other towns until it reaches south of Echo and terminates at another Interstate bringing you west and east, near the corner where Echo Canyon and Echo City markers are in "Battle of the Signs" [10] [11]
    • While I-84 runs concurrently with I-15, it takes the name "Veterans Memorial Highway. However, when it runs separately as I-84, I-84 takes the special name "Vietnam Veterans Memorial Highway, though it also has legal jargon name as the official name of the highway.(Utah Code S72-4-114 [12] [13] [14] .
    • In Box Elder County, expect exits for I-84. Here you will meet with these exits: Park Valley (5), Snowville (7), Ranch Exit (12), Hansel Valley (16), Rattlesnake Pass (17), Blue Creek (20), Pocatello Valley (24), Howell (26), Ranch Exit (32), Garland-Bothwell (39), Bothwell Junction (40), Pocatello (41) - however, you'll have to turn off at exit 41 for I-15
      • Coming from I-15, in the opposite direction, you'll have to turn off at exit 379.
      • At exit 26, you can access the Golden Spike National Historic Site.
      • In this section, you'll pass farmland containing irrigation areas as you pass through Curlew Valley, then into the Hansel and North Promontory Mountains., however, you also encounter Blue Creek Reservoir in the Blue Creek Valley and Hills.
    • In Box Elder County, expect exits for I-15. Here you will meet with these exits: Elwood (376), Honeyville (372), Brigham City (365, 363, 362), and Willard (352, 351).
      • In this section, you'll travel past the Wellsville Mountain Wilderness while in the Cache Valley, then they pass Willard Bay, Willard Bay State Park, and Bear River Migratory Bird Refuge. [15]
    • In Weber County, expect exits for I-15. Here you will meet with these exits: Farr West (349), Marriott-Slaterville (346, 344), West Haven (343), Ogden (342, 341), and Riverdale (340)- where you have to turn to stay on I-84.
      • In this section, you'll pass near the Defense Depot Ogden base, the Great Salt Lake causeway, and even pass to the south of the Ogden_Hinckley Airport
    • In Weber County, expect an exit for I-84. Here you will meet with these exits: Riverdale (81).
      • At this exit, the interstate's exit meets the local route, crosses over the highway, and sends cars back onto the highway heading in the opposite direction if they wish to head back onto northbound I-15 instead.
      • As you enter back onto I-84, you'll pass between Hill Air Force Base and Washington Terrace then into Davis County.
    • In Davis County, expect an exit for Uintah (85) at the Adams Avenue private toll road.
    • In Weber County, expect an exit for Uintah Junction (87) at US-89.
    • In Morgan County, expect exits for Mountain Green-Huntsville (92), Stoddard-Peterson (96), Morgan (103), Ranch Exit (106), Taggart (108), and Croydon (111).
      • In this section, expect your route to follow Weber River through Weber Canyon and the Wasatch-Cache National Forest. However, you'll also find in the carriageways to be traveling on the Devil's Gate-Weber Hydroelectric Power Plant, then as the county finishes to pass Devil's Slide just off the highway.
    • In Summit County, expect exits for Henefer (112) and Henefer-Echo (115).
      • In this section, expect to pass the Thousand Mile Tree (the only pine tree between Omaha and Salt Lake City on the Union Pacific Railroad 1,000 miles from its origin point, though the original tree is no longer standing [16] )
    • Conclude the route at the eastern terminus at I-80 & US-189 (exit 120). On I-80 it's exit 168, but is signed as 120A and 120B (eastbound and westbound differentiated on I-84) at a semi-directional T-interchange.

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