How far is Sleepy Hollow, WY from Casper, WY?
The driving distance from Sleepy Hollow, WY to Casper, WY is about 129.7 miles (208.7 km), with a travel time of about 02h 18m by car.
- The straight-line flight distance is about 104.9 miles (168.9 km).
- For a round trip, plan for roughly 04h 37m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 02h 18m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Natrona County, Wyoming, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Chance Rain And Snow Showers then Partly Sunny
Driving Route Map
The map below follows the saved road route between Sleepy Hollow and Casper.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sleepy Hollow and Casper.
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1
Start on the route
1124 ft · 59 sec
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2
Turn left onto Katrina Avenue
1704 ft · 1 min · Katrina Avenue
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3
Turn right onto Tarry Street
747 ft · 39 sec · Tarry Street
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4
Turn left onto Irving Boulevard
978 ft · 45 sec · Irving Boulevard
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5
At the end of the road, turn right onto Sleepy Hollow Boulevard
940 ft · 46 sec · Sleepy Hollow Boulevard
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6
Turn left onto Mather Avenue
1261 ft · 58 sec · Mather Avenue
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7
At the end of the road, turn right onto Union Chapel Road
1.2 mi · 3 min · Union Chapel Road
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8
Turn left onto State Highway 59 South
32.8 mi · 36 min · State Highway 59 South
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9
Turn right
51.3 mi · 59 min
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10
Turn left
18.1 mi · 21 min
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11
Take the exit left toward I 25 South: Casper
2173 ft · 53 sec
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12
Merge slight left
20.9 mi · 20 min
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13
Continue straight
2 mi · 3 min
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14
Take the exit slight right toward US 20 East, US 26 East, US 87 South: North Beverly Street, Bryan Stock Trail
1755 ft · 41 sec
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15
At the end of the road, turn left onto Bryan Stock Trail
1.1 mi · 2 min · Bryan Stock Trail
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16
Turn left onto East Sunlight Drive
1.5 km · 4 min · East Sunlight Drive
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17
Arrive at your destination
0 m · 1 sec · North Sunlight Drive
Car Route Details
A richer read on the saved driving route between Sleepy Hollow and Casper.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Longest stretch
Turn right
51.3 mi · 00h 59m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Sleepy Hollow and Chance Rain And Snow Showers then Partly Sunny near Casper.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sleepy Hollow to Casper?
The road trip is about 129.7 miles (208.7 km) and usually takes 02h 18m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Edgerton is a useful midpoint, sitting about 65.2 miles from Sleepy Hollow and 64.5 miles from Casper.
How much longer is the road route than the straight-line distance?
The direct path is about 104.9 miles (168.9 km), while the road route adds roughly 24.8 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 1:52 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.52 one way or $41.04 round trip. Estimated CO2 is about 40.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Sleepy Hollow and Chance Rain And Snow Showers then Partly Sunny near Casper.
Stop Ideas Near Edgerton
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Edgerton.
Casper, Wyoming
Douglas, Wyoming
Flight Path Map
This map shows the direct air route between Sleepy Hollow and Casper. Straight-line distance: 104.92 mi (168.85 km).
#1 Sleepy Hollow
Situated in the high plains of northeastern Wyoming at an elevation of 4,560 feet, this Campbell County census-designated place lies just south of the city of Gillette.
| Population | 0 |
| Coordinates | 44.2410900, -105.4222200 |
| Altitude | 1390 |
| Country | United States |
#2 Casper
The most populous city in Natrona County, Wyoming.
| Population | 58,498 |
| Coordinates | 42.8666300, -106.3130800 |
| Altitude | 1560 |
| Country | United States |
End: North Sunlight Drive (-106.309604, 42.868632)
Estimated Travel Time
Distance: 209 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 19m |
| 40 mph (64.37 km/h) | 03h 14m |
| 50 mph (80.47 km/h) | 02h 35m |
| 60 mph (96.56 km/h) | 02h 09m |
| 70 mph (112.65 km/h) | 01h 51m |
| 80 mph (129 km/h) | 01h 37m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.48 | $20.52 | $41.04 |
| Mid-grade | $4.74 | $21.72 | $43.44 |
| Premium | $5.07 | $23.22 | $46.44 |
| Diesel | $6.21 | $28.44 | $56.87 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Wyoming · Oct 15, 2026