Spanning 251.5 miles across Wyoming, this journey from Rock Springs to Glenrock takes approximately 4 hours and 32 minutes of drive time. Because the route is a turn-heavy local drive rather than a high-speed interstate haul, it works best as a focused one-day trip. You should budget about $40 for fuel to cover the distance between these two Mountain West locations. While it is certainly manageable in a single stretch, the winding nature of the roads means you will want to stay alert. Expect a practical, no-frills experience that connects two distinct parts of the state through local thoroughfares.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
125.7 miles from Rock Springs, WY
A natural place for your longest stop of the day
, about 2h 8m into the drive
.
Main Roads
Road
Distance
Duration
Dwight D. Eisenhower Highway
103.9 mi
1h 40m
WY 220
63.7 mi
1h 12m
3rd Street
44.1 mi
50m
Casper West Belt
7.3 mi
8m
US 20
2.7 mi
3m
West Spruce Street
1.7 mi
2m
Deer Creek Road
1.6 mi
2m
South 4th Street
0.6 mi
<1m
Longest stretch:
Dwight D. Eisenhower Highway
— 103.9 mi, about 1h 40m
Turn-by-Turn Driving Directions
Step-by-step road directions between Rock Springs, WY and Glenrock, WY.
1
Start on Collins Street
84 ft·7 sec·Collins Street
2
Turn right onto Agate Street
422 ft·18 sec·Agate Street
3
At end of road, turn left onto Edgar Street
0.1 mi·25 sec·Edgar Street
4
Turn right onto Virginia Street
0.2 mi·40 sec·Virginia Street
5
At end of road, turn right onto James Drive
0.2 mi·32 sec·James Drive
6
At end of road, turn left onto WY 376
0.4 mi·48 sec·South Side Belt Route
7
Turn right onto I 80 Business; US 30 Business
0.4 mi·38 sec·9th Street
8
Take the ramp
0.4 mi·29 sec
9
Merge onto I 80; US 30
104 mi·1 hr 40 min·Dwight D. Eisenhower Highway
10
Take the exit onto WY 789
0.4 mi·52 sec·WY 789
Toward I 80 Business East, WY 789 North: Rawlins
11
Turn left onto I 80 Bus; US 30 Bus; WY 789
1.7 mi·2 min·West Spruce Street
12
Turn left onto US 287; WY 789
44 mi·50 min·3rd Street
13
Continue on WY 220
64 mi·1 hr 12 min·WY 220
14
Turn left onto WY 257
7.3 mi·8 min·Casper West Belt
15
Continue on US 20; US 26
2.7 mi·3 min·US 20; US 26
16
Take the exit
23 mi·24 min
17
Take the exit onto I 25
0.4 mi·47 sec·I 25
Toward I 25 Business: Glenrock, Rolling Hills
18
Turn left onto I 25 Business; WY 95
1.6 mi·2 min·Deer Creek Road
19
Continue on I 25 Business; WY 95
0.6 mi·56 sec·South 4th Street
20
Turn left onto US 20; US 26; US 87
23 ft·0 sec·West Birch Street
21
Arrive at destination
US 20; US 26; US 87
Trip Plan
To keep your 4 hour and 32 minute drive comfortable, plan for at least one dedicated stop to stretch your legs and reset. Since the route relies on local roads rather than major highways, check your navigation frequently to ensure you stay on track through the turns. Leaving early in the morning is your best bet to complete the trip during daylight hours, which is helpful given the turn-heavy nature of the path. With a fuel budget of $40, it is wise to top off your tank before departing Rock Springs to avoid any stress during the trip. Keep a close eye on your fuel gauge, as the local roads may offer fewer service options than a major interstate corridor.
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 125.7 miles from Rock Springs, WY, or about 2h 8m into the drive.
The longest continuous stretch on this route runs about 103.9 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 55 miles or 55m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 125.7 miles or 2h 8m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 3h 40m
Traffic, exits, and arrival timing usually matter more near Glenrock, WY than in the middle of the route.
Before You Leave
+
Open the route before leaving Rock Springs, 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.
Day 1
Settle into the route from Rock Springs, WY
This is one driving day of about 251.5 miles and 4h 32m.
Your first comfortable stop window is around 55 miles from Rock Springs, WY.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on Dwight D. Eisenhower Highway for about 103.9 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 16
5 decision points cluster between mile 0 and 0.6 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
0 mi into trip|~0m in|Agate Street
Turn right onto Agate Street
Navigation decision point
5
0.1 mi into trip|~0m in|Edgar Street
At end of road, turn left onto Edgar Street
Navigation decision point
5
0.2 mi into trip|~0m in|Virginia Street
Turn right onto Virginia Street
Navigation decision point
5
0.4 mi into trip|~1m in|James Drive
At end of road, turn right onto James Drive
Navigation decision point
5
0.6 mi into trip|~2m in|WY 376 / South Side Belt Route
At end of road, turn left onto WY 376 / South Side Belt Route
Navigation decision point
Fuel & Cost
Regular Gas
$39.85 one way
$79.71 round trip
$4.03/gal25.4 MPG avg88 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.22
$41.77
$83.55
premium
$4.53
$44.86
$89.73
diesel
$5.61
$55.53
$111.06
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$40
Meals
$25–$50
Total
$65–$90
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 88 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $26 in charging
· 0 stops
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
75.5
0
$26.41
$12.07
Efficient EV
62.9
0
$22.01
$10.06
EV Truck/SUV
100.6
1
$35.21
$16.10
Gas CO2
88 kg
EV CO2
29 kg (67% less)
Plan for 0 charging stops, roughly every 270 miles. Allow 25-40 minutes per stop at a DC fast charger.
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 Apr 15, 2026
Origin
Rock Springs, WY
Late night
in Rock Springs on Sunday
Local time
4:14 AM
MDT
Current temp
63°F
Unavailable
Live forecast
Destination
Glenrock, WY
Late night
in Glenrock on Sunday
Local time
4:14 AM
MDT
Current temp
74°F
Unavailable
Live 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.
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 warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
4h 32m on the road
An early start around 7-8 AM gets you there with plenty of daylight left.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
More Details
What kind of drive is this?
Expect a technical driving experience rather than a monotonous interstate grind, as this route features a 0% highway share. You will navigate primarily via Agate Street, Edgar Street, and Virginia Street, which keeps the pace steady but requires constant attention to turns. The profile is distinctly turn-heavy, so you won't find long, straight stretches to put your cruise control to work. Instead, the road demands active steering and engagement throughout the entire 251.5-mile journey. Prepare for a road environment that favors local maneuvering over high-speed transit.
Only 27% highway — the rest is turn-by-turn surface driving.
21 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 103.9 mi on Dwight D. Eisenhower Highway.
How Hard Is This Drive?
3/10
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. There are only a few real navigation decisions along the way. The trickiest moment comes early in the drive near Agate Street.
Driving Effort3/10
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
This is a straightforward 4h 32m drive. You will face about 16 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
The main spots that need attention: near the start (Agate Street): Navigation decision point; at 0.1 miles (Edgar Street): Navigation decision point; at 0.2 miles (Virginia Street): Navigation decision point.
Rock Springs is the biggest city in Sweetwater County in Southwest Wyoming. It had a population of 23,000 in 2019. Rock Springs' nickname is: "Home of 56 Nationalities". The town has a rich western and coal mining history.
The longest stretch is about 103.9 miles on Dwight D. Eisenhower Highway. The full list of main roads is in the Roads section above.
We did not find dedicated rest areas on this route. For a drive this long, plan bathroom and stretch breaks around gas stations, fast-food stops, or small-town downtowns — check the Nearby Places section for options.
Yes, with realistic expectations. Build in a stop roughly every 2 hours, have snacks and activities ready, and check the Nearby Places tabs for kid-friendly stops along the way.
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: near the start (Agate Street): Navigation decision point; at 0.1 miles (Edgar Street): Navigation decision point; at 0.2 miles (Virginia Street): Navigation decision point.
Possible but tiring. At 4.5 hours each way, an in-and-out day trip would put you behind the wheel for 9.1 hours — manageable with a long break at Glenrock, WY, but most travelers stay overnight.
