How far is Oak Ridge, TN from Clarksville, TN?
The driving distance from Oak Ridge, TN to Clarksville, TN is about 210.7 miles (339.1 km), with a travel time of about 03h 21m by car.
- The straight-line flight distance is about 175.8 miles (282.9 km).
- For a round trip, plan for roughly 06h 42m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 03h 21m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Smith County, Tennessee, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Oak Ridge and Clarksville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Oak Ridge and Clarksville.
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1
Start on North Illinois Avenue
1 mi · 1 min · North Illinois Avenue
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2
Continue on East Tri County Boulevard
5.7 mi · 7 min · East Tri County Boulevard
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3
Continue on Harriman Highway
9.6 mi · 11 min · Harriman Highway
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4
Merge slight right onto Bitter Creek Highway
835 ft · 11 sec · Bitter Creek Highway
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5
Continue on Harriman Highway
1233 ft · 16 sec · Harriman Highway
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6
Continue on Hannah Highway
2.1 mi · 2 min · Hannah Highway
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7
Continue on North Roane Street
4.1 mi · 5 min · North Roane Street
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8
Turn left
969 ft · 26 sec
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9
Merge slight left
134.5 mi · 2 hr 25 min
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10
Keep slight right to continue on I 24 West, I 40 West: Nashville
2.1 mi · 3 min
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11
Keep slight right to continue on I 24 West: Clarksville, Louisville
1725 ft · 28 sec
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12
Merge slight left onto Downtown Loop
2.3 mi · 3 min · Downtown Loop
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13
Continue on I 24 West, I 65 North: Clarksville, Louisville
2.1 mi · 3 min
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14
Take the exit slight left toward I 24 West: Clarksville
33.9 mi · 37 min
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15
Take the exit slight right toward TN 76
1680 ft · 41 sec
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16
Keep slight left
86 m · 10 sec
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17
Continue straight
3.4 mi · 4 min
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18
Turn right onto Madison Street
4.7 mi · 8 min · Madison Street
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19
Turn right onto University Avenue
1877 ft · 44 sec · University Avenue
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20
At the end of the road, turn left onto College Street
1772 ft · 46 sec · College Street
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21
Turn left onto North 2nd Street
41 m · 3 sec · North 2nd Street
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22
Arrive at your destination
0 m · 1 sec · North 2nd Street
Car Route Details
A richer read on the saved driving route between Oak Ridge and Clarksville.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
North Roane Street
Merge slight left
134 mi · 02h 25m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Sunny leaving Oak Ridge and Mostly Sunny near Clarksville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Oak Ridge to Clarksville?
The road trip is about 210.7 miles (339.1 km) and usually takes 03h 21m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Gordonsville is a useful midpoint, sitting about 103.6 miles from Oak Ridge and 107.1 miles from Clarksville.
How much longer is the road route than the straight-line distance?
The direct path is about 175.8 miles (282.9 km), while the road route adds roughly 34.9 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 10:18 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $28.06 one way or $56.11 round trip. Estimated CO2 is about 66.1 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Oak Ridge and Clarksville, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Oak Ridge and Mostly Sunny near Clarksville.
Stop Ideas Near Gordonsville
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 Gordonsville.
Nashville, TN
Flight Path Map
This map shows the direct air route between Oak Ridge and Clarksville. Straight-line distance: 175.81 mi (282.94 km).
#1 Oak Ridge
City in Tennessee, United States
| Population | 29,340 |
| Coordinates | 36.0103600, -84.2696400 |
| Altitude | 259 |
| Country | United States |
#2 Clarksville
The second most populous city in Tennessee.
| Population | 161,247 |
| Coordinates | 36.5297700, -87.3594500 |
| Altitude | 145 |
| Country | United States |
End: North 2nd Street (-87.359454, 36.529769)
Estimated Travel Time
Distance: 339 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 01m |
| 40 mph (64.37 km/h) | 05h 16m |
| 50 mph (80.47 km/h) | 04h 12m |
| 60 mph (96.56 km/h) | 03h 30m |
| 70 mph (112.65 km/h) | 03h 00m |
| 80 mph (129 km/h) | 02h 37m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $28.06 | $56.11 |
| Mid-grade | $4.25 | $31.64 | $63.28 |
| Premium | $4.65 | $34.63 | $69.25 |
| Diesel | $5.30 | $39.46 | $78.92 |
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 Tennessee · Apr 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.