Driggs ID to Kemmerer WY: Ultimate Road Trip Guide

Starting in Driggs, ID (elevation 6,100 ft), the route south to Kemmerer, WY (elevation 6,900 ft) spans roughly 100 miles along US-33 and US-89, passing through the Caribou-Targhee National Forest and the stunning Star Valley. The drive typically takes 2 hours without stops, but the real draw is the diverse landscape—from the Teton Range foothills to the fossil-rich plains of Wyoming.

A fascinating historical detail: this route traces part of the historic Lander Road, a cutoff of the Oregon Trail used by pioneers in the 1850s to avoid the treacherous Snake River crossing. Today, you'll follow mostly two-lane highways with light traffic, perfect for a leisurely exploration.

Natural Landscapes & Attractions

The drive is bookended by mountains: the Tetons fade behind as you enter the Greys River corridor, then the Wyoming Range opens ahead. Key natural sights include:

• Palisades Reservoir: a turquoise gem visible from US-33, perfect for a picnic.
• Star Valley: a vast agricultural valley with stunning mountain backdrops.
• Fossil Butte National Monument (near Kemmerer): a UNESCO-designated site preserving Eocene fish fossils.

Local Commerce & Culture

Small towns along the route offer quirky stops. In Afton, browse the local quilt shop and candy store. Cokeville has a pioneer museum. Kemmerer's downtong features the JC Penney Mother Store (first Penney's location). Don't miss the annual Fossil Festival in August.

• Afton: World's Largest Elkhorn Arch, 3,000 antlers.
• Cokeville: historic bank and soda fountain.
• Kemmerer: Fossil Butte museum, coal mining history.

Infrastructure Safety & Road Quality

Both highways have 65 mph speed limits, with some 55 mph zones near towns. Shoulder widths vary; some sections have narrow shoulders. In winter, check road conditions on WYDOT app as snow can close the pass near Alpine. No major construction zones as of 2024.

• Emergency services: nearest hospitals in Driggs (Teton Valley Hospital) and Kemmerer (South Lincoln Medical Center).
• Cell coverage: spotty between Alpine and Cokeville; download offline maps.

Family and Child Suitability

This is a very family-friendly drive with easy terrain. Kids love the Fossil Butte visitor center where they can touch real fossils. Stop at Alpine's town park for a break. Best stops Driggs, ID to Kemmerer, WY for families: Afton's playground, Cokeville's dinosaur tracks at the fairgrounds.

• Fossil Butte: interactive exhibits, Junior Ranger program.
• Star Valley Dairy: farm store with ice cream.

Pet-Friendly Framework

Most pull-offs allow pets on leashes. Fossil Butte allows dogs on trails but not inside the visitor center. In Kemmerer, the Fossil Station RV Park has a pet area. Best stops Driggs, ID to Kemmerer, WY for dogs: Palisades Reservoir shoreline, Afton's walking trail along Swift Creek.

• Rest stops with pet areas: Alpine Junction rest area, Cokeville rest area (no facilities).
• Veterinary clinics: Afton Animal Hospital (307-885-0555) and Fossil Butte Animal Clinic (307-877-9200).

Fatigue Management & Rest Zones

With only 100 miles, driver fatigue is minimal. However, the monotonous farmland between Auburn and Cokeville can cause drowsiness. Plan stops every 30-40 minutes.

• Recommended rest stops: Driggs (Snake River Brewing), Afton City Park, Fossil Butte overlook.
• Pull-offs: several scenic turnouts on US-89 near the Wyoming border.

Culinary Infrastructure

Options are limited to small diners and cafes. In Driggs, Forage + Fleece serves great sandwiches. Afton's Buttercup Cafe is a local legend for homemade pies. For fine dining, head to Hotel Jackson in Driggs before departure. In Kemmerer, Fiesta Guadalajara offers solid Mexican food.

• Breakfast: Afton's Chuckwagon Cafe (hearty biscuits and gravy).
• Lunch: Cokeville's Market Grill (burgers).
• Dinner: Kemmerer's Fossil Fish Cafe (steaks).

Hidden Off-Route Spots

For the adventurous, detour to the Greys River Road (Forest Road 10142) south of Alpine—a 40-mile gravel route through pristine wilderness. Alternatively, hike to the Periodic Spring in Afton, a unique geyser-like spring that flows intermittently.

• Is it worth driving Driggs, ID to Kemmerer, WY? Absolutely, for the blend of mountain scenery, fossil history, and small-town charm.
• Things to do between Driggs, ID and Kemmerer, WY: fossil digging at Fossil Butte, hiking the Greys River loop, visiting the JC Penney Museum.

This is a straightforward drive on well-maintained highways, but services are sparse between towns. Fuel up in Driggs or at Alpine Junction (Shell station). Cellular coverage varies—AT&T and Verizon have decent signals near towns but drop in canyons.

• Driving time: 2 hours without stops; plan 3-4 hours with exploration.
• Best stops Driggs, ID to Kemmerer, WY: Alpine Junction (services), Afton (World's Largest Elkhorn Arch), Cokeville (historic sites).
• How long to drive Driggs, ID to Kemmerer, WY: About 2 hours direct; allow half-day for scenic stops.

Road quality: US-33 is smooth asphalt through farmland; US-89 has some rough patches near the Wyoming border but is generally good. Watch for wildlife, especially deer and elk at dawn/dusk.

For an in-depth approach to discovering hidden gems on any route, see how to find the best stops and hidden gems between cities.