Gillette to Marbleton is 409.8 miles and takes about 8 hours via West Yellowstone Highway and Highway 28, with a fuel budget near $65 and best split over two days. This trip stays within Wyoming, traversing the Mountain West region from east to west. Given the duration, it's a solid overnight drive, offering a chance to experience the varied landscapes of the state. Plan for a full day of driving if you aim to complete it in one go, or break it up to enjoy the scenery more leisurely.
Trip Pace
Best split across 2 days
Treat the return leg as its own travel day rather than an afterthought.
Break Rhythm
2 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
204.9 miles from Gillette, WY
A natural place for your longest stop of the day
, about 3h 53m into the drive
.
Main Roads
Road
Distance
Duration
West Yellowstone Highway
94.3 mi
1h 47m
Highway 28
66.5 mi
1h 15m
WY 387
51.3 mi
58m
US 26
36.6 mi
41m
Farson Mercantile
36.4 mi
39m
State Highway 59 South
32.8 mi
35m
WY 351
24.2 mi
42m
I 25
20.1 mi
18m
Longest stretch:
West Yellowstone Highway
— 94.3 mi, about 1h 47m
Traffic on I-25
Hour-of-day weekday pattern from 4 FHWA count stations on your route.
Peak
3 PM
~237 veh/hr typical
· worst 359
Quietest
2 AM
~20 veh/hr
Peak-to-quiet ratio
11.9×
busier at peak than in the quiet hours
12a6anoon6p11p
Averaged across 52 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Gillette, WY and Marbleton, WY.
1
Start on East 4th Street
0.4 mi·1 min·East 4th Street
2
Turn right onto WY 59
5.0 mi·9 min·South Douglas Highway
3
Continue on WY 59
33 mi·35 min·State Highway 59 South
4
Turn right onto WY 387
51 mi·58 min·WY 387
5
Turn left onto WY 259
18 mi·20 min·WY 259
6
Take the exit
0.4 mi·52 sec
Toward I 25 South: Casper
7
Merge onto I 25; US 87
20 mi·18 min·I 25; US 87
8
Take the exit
0.3 mi·42 sec
Toward US 20 West, US 26 West, WY 220 West: Shoshoni, Port of Entry
9
Keep slight left at fork
0.1 mi·17 sec
10
Turn right onto US 20; US 26
2.7 mi·3 min·US 20; US 26
11
Turn right onto US 20; US 26
94 mi·1 hr 47 min·West Yellowstone Highway
12
Continue on US 26; WY 789
18 mi·20 min·US 26; WY 789
13
Continue on US 26; WY 789
19 mi·21 min·US 26; WY 789
Use the straight lane.
14
Continue on WY 789
9.8 mi·11 min·South Main Street
15
Turn left onto US 287; WY 789
8.4 mi·9 min·East Main Street
16
Continue on WY 28
66 mi·1 hr 15 min·Highway 28
17
Turn right onto US 191
36 mi·39 min·Farson Mercantile
18
Turn left onto WY 351
24 mi·42 min·WY 351
19
At end of road, turn left onto US 189
2.4 mi·3 min·US 189
20
Turn left onto East 1st Street
90 ft·3 sec·East 1st Street
21
Arrive at destination
East 1st Street
Trip Plan
To make the most of this 8-hour drive, consider departing Gillette in the morning to allow ample daylight for your travel. Since it's a longer haul, splitting the drive over two days is highly recommended; aim for a stop around the halfway point to rest. Keep an eye on your fuel gauge, especially during the 94.3-mile stretch on West Yellowstone Highway, as services might be spaced out. The estimated fuel cost is around $65, so factor that into your budget. Plan for two primary stops to break up the driving time.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
This drive is better paced as a 2-day trip.
Plan roughly 2 meaningful breaks for fuel, food, and rest.
The halfway point lands around 204.9 miles from Gillette, WY, or about 3h 53m into the drive.
The longest continuous stretch on this route runs about 94.3 miles.
Consider an overnight stop or starting very early.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 90 miles or 1h 45m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 204.9 miles or 3h 53m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Overnight split
Day 1 wrap after about 204.9 miles or 3h 53m
Stop before fatigue turns the last few hours into a grind. You want day two to start fresh, not just resumed.
Final approach
Final hour starts around 6h 38m
Traffic, exits, and arrival timing usually matter more near Marbleton, WY than in the middle of the route.
Before You Leave
+
Open the route before leaving Gillette, WY so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
+
Pick one backup stop option before the midpoint in case traffic changes your pacing.
+
Treat this as a 2-day road trip and book the overnight stop before the busiest arrival window.
Day 1
Settle into the route from Gillette, WY
Aim for roughly 205 miles and 4 hours of wheel time on this day.
Day 2
Finish the approach into Marbleton, WY
Aim for roughly 205 miles and 4 hours of wheel time on this day.
Your first comfortable stop window is around 90 miles from Gillette, WY.
This route usually feels better as a 2-day drive than as one long push.
Plan about 2 real breaks rather than only quick fuel stops.
The longest stretch is on West Yellowstone Highway for about 94.3 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 14
5 decision points cluster between mile 0.4 and 128.2 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
4
0.4 mi into trip|~1m in|WY 59 / South Douglas Highway
Turn right onto WY 59 / South Douglas Highway
Navigation decision point
4
38.3 mi into trip|~46m in|WY 387
Turn right onto WY 387
Navigation decision point
4
89.5 mi into trip|~1h 45m in|WY 259
Turn left onto WY 259
Navigation decision point
6
107.6 mi into trip|~2h 5m in
Take the exit toward I 25 South: Casper
Exit ramp - move to the correct lane early
Toward I 25 South: Casper
5
128.2 mi into trip|~2h 25m in
Take the exit toward US 20 West, US 26 West, WY 220 West: Shoshoni, Port of Entry
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Toward US 20 West, US 26 West, WY 220 West: Sho...
Fuel & Cost
Regular Gas
$72.04 one way
$144.08 round trip
$4.47/gal25.4 MPG avg143 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.67
$75.33
$150.66
premium
$4.99
$80.51
$161.02
diesel
$5.35
$86.32
$172.63
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$72
Hotel (1n)
$80–$140
Meals
$50–$100
Total
$202–$312
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 143.4 kg one way.
Prices: EIA weekly data, 2026-06-01.
Driving Electric?
About $43 in charging
· 1 stop
· 66% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
122.9
1
$43.03
$19.67
Efficient EV
102.5
1
$35.86
$16.39
EV Truck/SUV
163.9
2
$57.37
$26.23
Gas CO2
143 kg
EV CO2
48 kg (66% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Jun 1, 2026
Origin
Gillette, WY
Afternoon
in Gillette on Wednesday
Local time
2:54 PM
MDT
Current temp
38°F
Partly Cloudy
SW 2 mph4% chanceLive forecast
Destination
Marbleton, WY
Afternoon
in Marbleton on Wednesday
Local time
2:54 PM
MDT
Current temp
27°F
Partly Cloudy
N 2 to 12 mph1% chanceLive forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
For long drives, weather on day two can matter just as much as conditions at departure, so check the whole travel window rather than only the first day.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
11 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
8h on the road
This is long enough that the arrival forecast matters almost as much as departure conditions. Recheck both ends before you roll.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
More Details
What kind of drive is this?
This drive is mostly highway, with 62% of the route on main roads like West Yellowstone Highway and Highway 28. You'll encounter a longest stretch of 94.3 miles on West Yellowstone Highway before transitioning to other routes. Expect a good amount of open-road cruising for extended periods, characteristic of rural highway travel in this region. The profile is generally described as mostly highway, suggesting fewer urban areas and more consistent speeds.
62% highway — fuel and pacing are the main things to plan.
21 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 94.3 mi on West Yellowstone Highway.
How Hard Is This Drive?
4/10
This is a straightforward highway drive that stays mostly on West Yellowstone Highway and Highway 28. There are only a few real navigation decisions along the way. The trickiest moment comes around 0.4 miles in near WY 59 / South Douglas Highway.
Driving Effort4/10
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
The route itself is not hard, but at 8h, endurance matters. Plan breaks every 2-3 hours. The 14 decision points are all manageable with basic attention.
Where does it get tricky?
The main spots that need attention: at 0.4 miles (WY 59 / South Douglas Highway): Navigation decision point; at 38.3 miles (WY 387): Navigation decision point; at 89.5 miles (WY 259): Navigation decision point.
Elevation Profile
High-altitude sections with notable climbs
7,367 ft4,552 ft
Total Climb
4,974 ft
Total Descent
2,657 ft
Highest Point
7,367 ft
~292.7 mi in
Elevation Range
2,816 ft
Notable High Points
5,399 ft at ~58.5 miles+397 ft prominence
6,060 ft at ~175.6 miles+589 ft prominence
7,367 ft at ~292.7 miles+338 ft prominence
7,308 ft at ~380.6 miles+440 ft prominence
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Gillette, WY to Marbleton, WY, road signs begin pointing toward Port Of Entry along the way.
Gillette is a city in Northeast Wyoming halfway between Sundance and Sheridan on I-90. Gillette is a coal mining town with a population of about 33,000 (2020). Because of the coal, oil, and natural gas production, the city calls itself the energy capital of the nation.
The longest stretch is about 94.3 miles on West Yellowstone Highway. The full list of main roads is in the Roads section above.
Yes — a 2-day pace is more comfortable than one long haul. A sensible stopping point is after roughly 205 miles on day one.
Yes — we found about 3 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
It helps. This is a long drive, so arriving tired and in the dark compounds. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Marbleton, WY before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 2 meaningful breaks. There are 3 rest areas along the route for bathroom stops.
Mostly yes along the main roads, but rural stretches through WY can have sparse or no coverage. Before you leave, download offline Google Maps or Apple Maps for the route, and consider downloading music or podcasts instead of streaming. If you depend on data for navigation, keep a paper backup of the turn-by-turn directions.
The main spots that need attention: at 0.4 miles (WY 59 / South Douglas Highway): Navigation decision point; at 38.3 miles (WY 387): Navigation decision point; at 89.5 miles (WY 259): Navigation decision point.
Not recommended in a single day. At 8.0 hours each way, a round trip means 16.0 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Marbleton, WY before the return drive.
