How far is Johnson City, TN from Roan Mountain, TN?
The driving distance from Johnson City, TN to Roan Mountain, TN is about 24 miles (38.7 km), with a travel time of about 00h 40m by car.
- The straight-line flight distance is about 17.7 miles (28.5 km).
- For a round trip, plan for roughly 01h 20m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 40m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in 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 Johnson City and Roan Mountain.
Turn-by-Turn Driving Directions
Step-by-step road directions between Johnson City and Roan Mountain.
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1
Start on the route
132 m · 35 sec
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2
Turn left onto Buffalo Street
52 m · 10 sec · Buffalo Street
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3
Turn right onto West State of Franklin Road
966 ft · 29 sec · West State of Franklin Road
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4
Turn right onto South Roan Street
1.3 km · 1 min · South Roan Street
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5
Turn left onto University Parkway
2041 ft · 55 sec · University Parkway
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6
Take the exit slight right toward Milligan Highway
1139 ft · 29 sec
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7
Turn right onto Milligan Highway
2.2 mi · 4 min · Milligan Highway
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8
Turn right onto Okolona Road
1.2 km · 1 min · Okolona Road
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9
Turn left onto Laurels Road
3.9 mi · 7 min · Laurels Road
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10
Continue on Dry Creek Road
2.6 mi · 4 min · Dry Creek Road
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11
At the end of the road, turn right onto Gap Creek Road
2.4 mi · 4 min · Gap Creek Road
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12
Turn right onto State Line Road
10.4 mi · 14 min · State Line Road
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13
Turn right onto Main Street
1077 ft · 47 sec · Main Street
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14
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Johnson City and Roan Mountain.
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.
State Line Road
Turn right onto State Line Road
10.4 mi · 00h 14m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny leaving Johnson City and Mostly Sunny near Roan Mountain.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Johnson City to Roan Mountain?
The road trip is about 24 miles (38.7 km) and usually takes 00h 40m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Oak Hill is a useful midpoint, sitting about 12.1 miles from Johnson City and 12.1 miles from Roan Mountain.
How much longer is the road route than the straight-line distance?
The direct path is about 17.7 miles (28.5 km), while the road route adds roughly 6.3 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:10 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.21 one way or $6.41 round trip. Estimated CO2 is about 7.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Johnson City and Mostly Sunny near Roan Mountain.
Flight Path Map
This map shows the direct air route between Johnson City and Roan Mountain. Straight-line distance: 17.73 mi (28.53 km).
#1 Johnson City
The most populous city in Washington County, Tennessee.
| Population | 66,906 |
| Coordinates | 36.3134400, -82.3534700 |
| Altitude | 498 |
| Country | United States |
#2 Roan Mountain
Census-designated place in Carter County, Tennessee
| Population | 1,360 |
| Coordinates | 36.1962300, -82.0704000 |
| Altitude | 786 |
| Country | United States |
End: Roan Mountain (-82.0704, 36.19623)
Estimated Travel Time
Distance: 39 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 48m |
| 40 mph (64.37 km/h) | 00h 36m |
| 50 mph (80.47 km/h) | 00h 28m |
| 60 mph (96.56 km/h) | 00h 24m |
| 70 mph (112.65 km/h) | 00h 20m |
| 80 mph (129 km/h) | 00h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $3.21 | $6.41 |
| Mid-grade | $4.25 | $3.62 | $7.23 |
| Premium | $4.65 | $3.96 | $7.91 |
| Diesel | $5.30 | $4.51 | $9.02 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.