How far is Mount Juliet, TN from Johnson, TN?
The driving distance from Mount Juliet, TN to Johnson, TN is about 146.3 miles (235.5 km), with a travel time of about 02h 23m by car.
- The straight-line flight distance is about 115.3 miles (185.6 km).
- For a round trip, plan for roughly 04h 47m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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 23m.
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 Tennessee, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Mount Juliet and Johnson.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mount Juliet and Johnson.
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1
Start on North Mount Juliet Road
2.3 mi · 4 min · North Mount Juliet Road
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2
Take the ramp left toward I 40 East: Knoxville
2216 ft · 54 sec
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3
Merge slight left
126.3 mi · 2 hr 17 min
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4
Take the exit slight right toward Primary SR 58 South: Kingston
1787 ft · 40 sec
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5
Turn right onto North Kentucky Street
2 mi · 5 min · North Kentucky Street
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6
Continue on Decatur Highway
4.6 mi · 7 min · Decatur Highway
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7
Turn left onto Loudon Highway
5.4 mi · 8 min · Loudon Highway
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8
Turn right onto Sweetwater Road
3.6 mi · 6 min · Sweetwater Road
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9
Turn right onto Johnson Valley Road
2.5 mi · 10 min · Johnson Valley Road
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10
Turn slight left onto Raby Town Road
41 m · 6 sec · Raby Town Road
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11
Arrive at your destination
0 m · 1 sec · Raby Town Road
Car Route Details
A richer read on the saved driving route between Mount Juliet and Johnson.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 40 East
Merge slight left
126 mi · 02h 17m
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 Mount Juliet and Sunny near Johnson.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mount Juliet to Johnson?
The road trip is about 146.3 miles (235.5 km) and usually takes 02h 23m 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?
Monterey is a useful midpoint, sitting about 73.6 miles from Mount Juliet and 72.7 miles from Johnson.
How much longer is the road route than the straight-line distance?
The direct path is about 115.3 miles (185.6 km), while the road route adds roughly 31 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 CDT. If you want a more comfortable same-day return, try to leave by 1:42 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.14 one way or $40.29 round trip. Estimated CO2 is about 45.9 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Mount Juliet and Johnson, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Sunny around Mount Juliet and Sunny near Johnson.
Flight Path Map
This map shows the direct air route between Mount Juliet and Johnson. Straight-line distance: 115.35 mi (185.63 km).
#1 Mount Juliet
City in Wilson County, Tennessee, United States; suburb of Nashville, Tennessee
| Population | 38,526 |
| Coordinates | 36.2000500, -86.5186100 |
| Altitude | 168 |
| Country | United States |
#2 Johnson
Johnson is a place in Tennessee, United States.
| Population | 0 |
| Coordinates | 35.6723000, -84.5624300 |
| Altitude | 273 |
| Country | United States |
End: Raby Town Road (-84.56222, 35.672434)
Estimated Travel Time
Distance: 236 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 52m |
| 40 mph (64.37 km/h) | 03h 39m |
| 50 mph (80.47 km/h) | 02h 55m |
| 60 mph (96.56 km/h) | 02h 26m |
| 70 mph (112.65 km/h) | 02h 05m |
| 80 mph (129 km/h) | 01h 49m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.90 | $20.14 | $40.29 |
| Mid-grade | $4.37 | $22.52 | $45.05 |
| Premium | $4.77 | $24.63 | $49.27 |
| Diesel | $6.00 | $30.97 | $61.94 |
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 · Oct 15, 2026