Introduction: The Buffalo Bill Highway and Beyond
The drive from Cody, WY to Idaho Falls, ID covers approximately 330 miles along US-20 (also known as the Buffalo Bill Highway) and US-26. This route traces the North Fork of the Shoshone River, passing through the rugged Absaroka Range before opening into the volcanic plains of Idaho. One little-known fact: the highway crosses the Continental Divide at Togwotee Pass (elevation 9,658 feet), making it one of the highest year-round passes in the US. Be prepared for dramatic elevation changes—the drive typically takes 5.5 to 6.5 hours without stops, but you'll want to add at least 2-3 hours for scenery and attractions.
| Segment | Distance | Driving Time |
|---|---|---|
| Cody, WY to Dubois, WY | 88 mi | 1.5 hr |
| Dubois, WY to Jackson, WY | 85 mi | 1.5 hr |
| Jackson, WY to Idaho Falls, ID | 110 mi | 2 hr |
Road Safety, Family Stops, and Fatigue Management
Infrastructure Safety & Road Quality
US-20/US-26 is generally safe with well-banked curves. However, sections near Togwotee Pass can have sharp turns and steep grades. Winter tires or chains are required from October to April. In summer, watch for construction delays. Road shoulders are narrow in some parts, so pull completely off the pavement for photo stops.
- Emergency contacts: Wyoming Highway Patrol (dial *4357); Idaho State Police (dial *477).
- Roadside assistance: AAA coverage available; cell signal is strongest near towns.
Family and Child Suitability
The drive offers many kid-friendly stops. The Buffalo Bill State Park has a visitor center with interactive displays. In Dubois, the Wind River Wild Horse Sanctuary lets families see wild horses up close. Jackson's town square features a children's playground and an elk antler arch.
- Kid-friendly activities: Wildlife spotting; short hikes (e.g., Pinnacle Buttes trail); historic train rides in Idaho Falls.
- Snack breaks: Several small diners along the way with kid menus.
Pet-Friendly Framework
Most scenic pullouts and rest areas allow pets on leash. Many motels in Dubois and Jackson accept pets with a fee. The Brooks Lake trail is pet-friendly. Always carry water and waste bags.
- Pet etiquette: Keep dogs on leash in national forest areas; clean up after them.
Fatigue Management & Rest Zones
The most tiring section is the winding ascent to Togwotee Pass. Plan to stop at the Togwotee Pass Rest Area (elevation 9,658 ft) for a break. Another good spot is the Snake River Canyon Scenic Overlook near Jackson. If you need a longer rest, consider staying overnight in Jackson.
- Rest stops: Rest areas at mile markers 54 (Dubois) and 99 (Togwotee); plus many pullouts.
- Coffee & caffeine: Jackson has several cafes (e.g., Cowboy Coffee Co.).
Culinary Infrastructure
Dining options range from hearty Wyoming steakhouse to Idaho potato-based cuisine. In Dubois, try the Dubois Chuckwagon for cowboy fare. Jackson offers upscale restaurants like Gun Barrel Steakhouse. Idaho Falls has excellent Mexican and Basque food.
- Local specialties: Buffalo burgers, huckleberry desserts, and Idaho potatoes.
- Budget options: Subway and fast food in Jackson; gas station snacks in remote areas.
Climatic Conditions & Route Aesthetics
Summer temperatures range from 70°F°F (lowlands) to 50°F°F (passes). Afternoon thunderstorms are common in July and August. Fall brings brilliant golden aspen colors along the route. Winter driving is challenging but visually stunning with snow-covered peaks.
- Best time to drive: June to September for road conditions; May for wildflowers.
- Aesthetic highlights: The sunrise over the Absaroka Range; sunset on the Snake River plain.
Natural Landscapes and Local Commerce
Natural Landscapes & Attractions
This route offers an unparalleled cross-section of Rocky Mountain geology. From the shale badlands near Cody to the granite peaks of the Wind River Range, every mile reveals a new vista. One must-see is the National Bighorn Sheep Center in Dubois (interpretive exhibits and live sheep viewing).
- Key attractions: Buffalo Bill State Park (fishing, boating); Togwotee Pass (alpine scenery, hiking); Grand Teton National Park (detour south from Jackson).
- Hidden gems: Brooks Lake (pristine alpine lake with few tourists); Union Pass (historic wagon route with panoramic views).
- How to find the best stops: Use this guide to discover off-the-beaten-path spots.
Local Commerce & Culture
Dubois is the heart of the Wind River Valley, known for its Western heritage and art galleries. Check out the Dubois Museum for exhibits on Native American history and pioneer life. In Jackson, the boardwalk and town square are filled with shops and galleries.
- Cultural stops: National Museum of Wildlife Art (Jackson); Buffalo Bill Center of the West (Cody, if you have time).
- Shopping: Local artisan crafts, cowboy gear, and wildlife art.
UNESCO World Heritage Sites
While no UNESCO sites lie directly on the route, the adjacent Yellowstone National Park (a UNESCO World Heritage Site) is only 50 miles west of Cody. If you can extend your trip, a side trip to Yellowstone's geothermal features is unforgettable. However, for this drive, the volcanic landscapes near Idaho Falls hint at the region's fiery past.
- Related geological feature: The Eastern Snake River Plain, formed by volcanic activity, underlies much of eastern Idaho.
Route Logistics and Infrastructure
Fuel and Route Economics
Gas stations are sparse between Cody and Dubois, so fill up in Cody. Prices tend to be higher in remote areas; expect $3.50-$4.00 per gallon. Restrooms are available at most fuel stops, but facilities may be seasonal. Consider using apps like GasBuddy to find the cheapest fuel in Idaho Falls.
- Fuel stops: Cody, WY; Dubois, WY; Jackson, WY; Swan Valley, ID (limited).
- Cost estimate: $45-$60 for a full tank (SUV).
- Toll roads: None on this route.
Road Quality and Safety
US-20 and US-26 are well-maintained two-lane highways with occasional passing lanes. Watch for wildlife, especially at dawn and dusk—deer, elk, and even moose cross these roads. Cell service is intermittent between Dubois and Jackson, so download offline maps. Emergency services: dial 911, but response times may be long in remote sections.
- Road conditions: Generally good; check for winter closures at Togwotee Pass (Nov-Apr).
- Fatigue management: Take a break every 2 hours at scenic pullouts or small towns.
- Rest zones: Several designated rest areas near Dubois and Jackson with picnic tables and restrooms.
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Frequently Asked Questions
How long does it take to drive from Cody, WY to Idaho Falls, ID?
The drive typically takes 5.5 to 6.5 hours without stops, but plan for 7-8 hours with sightseeing and breaks.
Is it worth driving from Cody, WY to Idaho Falls, ID?
Absolutely. The route offers stunning mountain scenery, wildlife, and cultural stops like Dubois and Jackson.
What are the best stops between Cody, WY and Idaho Falls, ID?
Top stops include Buffalo Bill State Park, National Bighorn Sheep Center, Togwotee Pass, Brooks Lake, and Grand Teton National Park (detour).
What is the road condition like on US-20/US-26?
Generally well-maintained, but watch for wildlife and winter conditions at high passes. Cell service is spotty.
Are there pet-friendly stops along the route?
Yes, many rest areas and trails allow leashed pets. Motels in Dubois and Jackson are pet-friendly with fees.
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