How far is Keystone, SD from Wall, SD?
The driving distance from Keystone, SD to Wall, SD is about 74.3 miles (119.5 km), with a travel time of about 01h 10m by car.
- The straight-line flight distance is about 58.9 miles (94.8 km).
- For a round trip, plan for roughly 02h 21m 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 01h 10m.
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.
Human settlement in Pennington County, South Dakota, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Keystone and Wall.
Turn-by-Turn Driving Directions
Step-by-step road directions between Keystone and Wall.
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1
Start on the route
28 m · 12 sec
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2
Turn left onto 1st Street
155 m · 17 sec · 1st Street
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3
Continue on Reed Street
1798 ft · 1 min · Reed Street
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4
Turn right onto Highway 16A
2.3 mi · 4 min · Highway 16A
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5
Keep slight right
1699 ft · 41 sec
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6
Merge slight left onto South Highway 16
12.1 mi · 14 min · South Highway 16
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7
Continue on Mount Rushmore Road
1 mi · 1 min · Mount Rushmore Road
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8
Take the exit slight right
577 ft · 12 sec
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9
Merge slight left onto Catron Boulevard
3.3 mi · 5 min · Catron Boulevard
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10
Continue on Elk Vale Road
5.3 mi · 7 min · Elk Vale Road
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11
Take the exit slight right
2710 ft · 1 min
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12
Merge slight left
47.4 mi · 46 min
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13
Take the exit slight right toward I 90 Business: Wall
1510 ft · 40 sec
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14
Turn left onto West 4th Avenue
1705 ft · 30 sec · West 4th Avenue
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15
Turn right onto South Boulevard West
3068 ft · 1 min · South Boulevard West
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16
At the end of the road, turn left onto South Boulevard West
35 m · 6 sec · South Boulevard West
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17
Turn straight onto West 7th Avenue
117 m · 22 sec · West 7th Avenue
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18
Turn left onto Floyd Street
133 m · 19 sec · Floyd Street
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19
Continue on West 6th Avenue
116 m · 22 sec · West 6th Avenue
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20
Turn left onto Main Street
40 m · 8 sec · Main Street
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21
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Keystone and Wall.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Elk Vale Road
Merge slight left
47.4 mi · 00h 46m
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.
Sunny leaving Keystone and Sunny near Wall.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Keystone to Wall?
The road trip is about 74.3 miles (119.5 km) and usually takes 01h 10m 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?
New Underwood is a useful midpoint, sitting about 37.1 miles from Keystone and 37.2 miles from Wall.
How much longer is the road route than the straight-line distance?
The direct path is about 58.9 miles (94.8 km), while the road route adds roughly 15.4 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 4:08 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.88 one way or $19.76 round trip. Estimated CO2 is about 23.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Keystone and Sunny near Wall.
Flight Path Map
This map shows the direct air route between Keystone and Wall. Straight-line distance: 58.92 mi (94.82 km).
#1 Keystone
Town in Pennington County, South Dakota
| Population | 352 |
| Coordinates | 43.8955400, -103.4182500 |
| Altitude | 1320 |
| Country | United States |
#2 Wall
City in Pennington County, South Dakota, United States
| Population | 885 |
| Coordinates | 43.9924900, -102.2415500 |
| Altitude | 861 |
| Country | United States |
End: Main Street (-102.241821, 43.99249)
Estimated Travel Time
Distance: 120 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 28m |
| 40 mph (64.37 km/h) | 01h 51m |
| 50 mph (80.47 km/h) | 01h 29m |
| 60 mph (96.56 km/h) | 01h 14m |
| 70 mph (112.65 km/h) | 01h 03m |
| 80 mph (129 km/h) | 00h 55m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $9.88 | $19.76 |
| Mid-grade | $4.25 | $11.14 | $22.29 |
| Premium | $4.65 | $12.19 | $24.39 |
| Diesel | $5.30 | $13.90 | $27.79 |
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 South Dakota · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.