Origin
Rock Springs, WY
Morning in Rock Springs on Thursday
Local time
11:20 AM
MDT
Current temp
63°F
Unavailable
Live forecast
Trip from Rock Springs, WY to Sleepy Hollow, WY
Last recalculated Apr 16, 2026
Drive Time
6h 27m
Distance
351.2 mi
565 km
Drive Score
10/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$56
one way
EV Charging
Unknown
Best Time to Leave
4 AM
6h 15m
★
6 AM
6h 28m
8 AM
6h 52m
10 AM
6h 36m
12 PM
6h 34m
3 PM
6h 38m
5 PM
6h 51m
8 PM
6h 20m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Rock Springs, WY
Wikimedia Commons
Sleepy Hollow, WY
Efrem Efre
Trip Overview
The drive from Rock Springs, WY to Sleepy Hollow, WY covers 351.2 miles and takes about 6h 27m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on Dwight D. Eisenhower Highway, WY 220, WY 387 for much of the mileage, and the overall profile is mixed drive. The longest uninterrupted segment is about 103.9 miles on Dwight D. Eisenhower Highway. At current regular gas prices, budget about $55.65 one way before food or hotel costs.
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
175.6 miles from Rock Springs, WY
A natural place for your longest stop of the day , about 3h 5m into the drive .
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 6h 27m. Total distance: 351.2 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
6h 27m drive, plan rest stops for pacing.
First-Time Driver
Mostly highway driving (49%). Straightforward navigation.
Drive Character
The drive from Rock Springs, WY to Sleepy Hollow, WY covers 351.2 miles and takes about 6h 27m, using a mix of highways and local roads.
Expect a mix of faster highway mileage and slower local approaches near the beginning or end.
There are about 31 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Dwight D. Eisenhower Highway is the longest continuous segment at about 103.9 miles.
How Hard Is This Drive?
This route mixes highway mileage with some local-road sections near the start or finish. There are only a few real navigation decisions along the way. The trickiest moment comes early in the drive near Agate Street.
Driving Effort
3/10
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 6h 27m, endurance matters. Plan breaks every 2-3 hours. The 26 decision points are all manageable with basic attention.
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.
Critical Maneuvers
5 of 26 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
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
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Dwight D. Eisenhower Highway | 103.9 mi | 1h 40m |
| WY 220 | 63.7 mi | 1h 12m |
| WY 387 | 51.3 mi | 58m |
| 3rd Street | 44.1 mi | 50m |
| State Highway 59 South | 32.8 mi | 35m |
| I 25 | 20.1 mi | 18m |
| Horseshoe Road | 17.9 mi | 20m |
| Casper West Belt | 7.3 mi | 8m |
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 Sleepy Hollow, 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
3.0 mi
·
3 min
·
US 20; US 26
16
Turn left
0.4 mi
·
50 sec
Toward I 25 North, US 87 North: Midwest
17
Merge onto I 25; US 87
20 mi
·
18 min
·
I 25; US 87
18
Take the exit
0.4 mi
·
50 sec
Toward Horse Ranch Creek Road
19
Turn right onto WY 259
18 mi
·
20 min
·
Horseshoe Road
20
Turn right onto WY 387
51 mi
·
58 min
·
WY 387
21
Turn left onto WY 59
33 mi
·
35 min
·
State Highway 59 South
22
Turn right onto Union Chapel Road
1.2 mi
·
3 min
·
Union Chapel Road
23
Turn left onto Mather Avenue
0.2 mi
·
57 sec
·
Mather Avenue
24
At end of road, turn right onto Sleepy Hollow Boulevard
0.2 mi
·
46 sec
·
Sleepy Hollow Boulevard
25
Turn left onto Irving Boulevard
0.2 mi
·
45 sec
·
Irving Boulevard
26
Turn right onto Tarry Street
0.1 mi
·
38 sec
·
Tarry Street
27
Turn left onto Katrina Avenue
0.3 mi
·
1 min
·
Katrina Avenue
28
Turn right
391 ft
·
17 sec
29
Continue on this road
459 ft
·
20 sec
·
this road
30
Turn left
274 ft
·
20 sec
31
Arrive at destination
Trip Plan
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.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 175.6 miles from Rock Springs, WY, or about 3h 5m 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 77 miles or 1h 16m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 175.6 miles or 3h 5m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 5h 15m
Traffic, exits, and arrival timing usually matter more near Sleepy Hollow, 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 351.2 miles and 6h 27m.
Your first comfortable stop window is around 77 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.
Halfway Point
Midpoint
About 175.6 mi from Rock Springs, WY · 3h 5m into the drive
Mid-route town
Meal stop
176 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 77 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 175.6 miles from Rock Springs, WY, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before Dwight D. Eisenhower Highway if your tank is already low. That segment runs about 103.9 miles.
Arriving in Sleepy Hollow, WY
The final approach into Sleepy Hollow, WY usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around Sleepy Hollow, WY.
After long uninterrupted mileage, take five minutes before the last urban segment to reset and refocus on exits, merges, and city traffic.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$55.65 one way
$111.31 round trip
$4.03/gal
25.4 MPG avg
123 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.22 | $58.34 | $116.67 |
| premium | $4.53 | $62.65 | $125.30 |
| diesel | $5.61 | $77.54 | $155.08 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$56
Meals
$25–$50
Total
$81–$106
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 122.9 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $37 in charging · 1 stop · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 105.4 | 1 | $36.88 | $16.86 |
| Efficient EV | 87.8 | 1 | $30.73 | $14.05 |
| EV Truck/SUV | 140.5 | 1 | $49.17 | $22.48 |
Gas CO2
123 kg
EV CO2
41 kg (67% 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.
Destination
Sleepy Hollow, WY
Morning in Sleepy Hollow on Thursday
Local time
11:20 AM
MDT
Current temp
37°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
26 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
6h 27m on the road
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Rock Springs, WY to Sleepy Hollow, WY covers 351.2 miles and takes about 6h 27m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Dwight D. Eisenhower Highway, WY 220, WY 387. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 175.6 miles from Rock Springs, WY. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $55.65 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Start early — leave by 6-7 AM to arrive at a reasonable hour. This is a long drive — plan for a morning departure or consider splitting it into two days.
Plan about 1 meaningful break for fuel, food, or rest. Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
The route itself is not hard, but at 6h 27m, endurance matters. Plan breaks every 2-3 hours. The 26 decision points are all manageable with basic attention.
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.
The route from Rock Springs, WY to Sleepy Hollow, WY does not surface many named destination signs beyond the main corridor.
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