How far is Signal Mountain, TN from Clarksville, TN?
The driving distance from Signal Mountain, TN to Clarksville, TN is about 188 miles (302.6 km), with a travel time of about 03h 07m by car.
- The straight-line flight distance is about 149 miles (239.8 km).
- For a round trip, plan for roughly 06h 14m 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 07m.
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.
City in Union County, Tennessee, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Patchy Fog then Sunny
Driving Route Map
The map below follows the saved road route between Signal Mountain and Clarksville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Signal Mountain and Clarksville.
-
1
Start on Mississippi Avenue
58 m · 17 sec · Mississippi Avenue
-
2
Turn sharp right onto Taft Highway
92 m · 7 sec · Taft Highway
-
3
Continue on Signal Mountain Boulevard
3 mi · 4 min · Signal Mountain Boulevard
-
4
Continue on Signal Mountain Road
1.6 mi · 2 min · Signal Mountain Road
-
5
Take the ramp slight right
1828 ft · 45 sec
-
6
Merge slight left
3.3 mi · 4 min
-
7
Keep slight right to continue on 24: Nashville, Birmingham
2222 ft · 42 sec
-
8
Merge slight left
127.5 mi · 2 hr 22 min
-
9
Keep slight left to continue on I 24West, I 40 West: Nashville
2.2 mi · 3 min
-
10
Keep slight right to continue on I 24 West: Clarksville, Louisville
1725 ft · 28 sec
-
11
Merge slight left onto Downtown Loop
2.3 mi · 3 min · Downtown Loop
-
12
Continue on I 24 West, I 65 North: Clarksville, Louisville
2.1 mi · 3 min
-
13
Take the exit slight left toward I 24 West: Clarksville
33.9 mi · 37 min
-
14
Take the exit slight right toward TN 76
1680 ft · 41 sec
-
15
Keep slight left
86 m · 10 sec
-
16
Continue straight
3.4 mi · 4 min
-
17
Turn right onto Madison Street
4.7 mi · 8 min · Madison Street
-
18
Turn right onto University Avenue
1877 ft · 44 sec · University Avenue
-
19
At the end of the road, turn left onto College Street
1772 ft · 52 sec · College Street
-
20
Turn left onto North 2nd Street
41 m · 3 sec · North 2nd Street
-
21
Arrive at your destination
0 m · 1 sec · North 2nd Street
Car Route Details
A richer read on the saved driving route between Signal Mountain and Clarksville.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
24
Merge slight left
128 mi · 02h 22m
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.
Sunny leaving Signal Mountain and Patchy Fog then Sunny near Clarksville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Signal Mountain to Clarksville?
The road trip is about 188 miles (302.6 km) and usually takes 03h 07m 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?
Plainview is a useful midpoint, sitting about 93.1 miles from Signal Mountain and 94.9 miles from Clarksville.
How much longer is the road route than the straight-line distance?
The direct path is about 149 miles (239.8 km), while the road route adds roughly 39 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 10:46 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.04 one way or $50.08 round trip. Estimated CO2 is about 59 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Signal Mountain and Clarksville, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Sunny around Signal Mountain and Patchy Fog then Sunny near Clarksville.
Stop Ideas Near Plainview
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 Plainview.
Nashville, TN
Flight Path Map
This map shows the direct air route between Signal Mountain and Clarksville. Straight-line distance: 149 mi (239.79 km).
#1 Signal Mountain
Town in Hamilton County, Tennessee, United States
| Population | 8,640 |
| Coordinates | 35.1225700, -85.3438500 |
| Altitude | 519 |
| 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: 303 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 15m |
| 40 mph (64.37 km/h) | 04h 42m |
| 50 mph (80.47 km/h) | 03h 45m |
| 60 mph (96.56 km/h) | 03h 08m |
| 70 mph (112.65 km/h) | 02h 41m |
| 80 mph (129 km/h) | 02h 20m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $25.04 | $50.08 |
| Mid-grade | $4.25 | $28.24 | $56.48 |
| Premium | $4.65 | $30.90 | $61.81 |
| Diesel | $5.30 | $35.22 | $70.44 |
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 · May 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.