How far is Greenbrier, TN from Johnson, TN?

The driving distance from Greenbrier, TN to Johnson, TN is about 188.3 miles (303.1 km), with a travel time of about 03h 06m by car.

  • The straight-line flight distance is about 148.9 miles (239.6 km).
  • For a round trip, plan for roughly 06h 13m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
188.32 mi
03h 06m
Flight
148.87 mi
239.58 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Greenbrier.

Flight Distance

Direct air line
148.87 mi
Kilometers
239.58 km
Flight Time
00h 17m

Driving Distance

Road route
188.32 mi
Kilometers
303.07 km
Drive Time
03h 06m

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 06m.

Arrival Snapshot
Arrive in Johnson
Sat, Apr 18, 11:35 PM EDT
Return by in Greenbrier
Sun, Apr 19, 1:42 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Greenbrier
2026-04-18T19:28
Arrive Johnson
Sat, Apr 18, 10:35 PM CDT
Route Timing
03h 06m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
10:07 AM to 12:07 PM EDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
10:46 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Greenbrier
9:00 PM CDT
Early departure recommended

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.

Mid-route stop
Baxter
TN

Town of the United States

From Greenbrier
92.8 mi
01h 33m
To Johnson
95.6 mi
01h 33m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
82°F
Saturday

Slight Chance Rain Showers then Chance Showers And Thunderstorms

Starts
Sat, Apr 18 6:00 AM CDT
Wind
10 mph SW
Destination
88°F
Saturday

Mostly Sunny then Slight Chance Rain Showers

Starts
Sat, Apr 18 6:00 AM EDT
Wind
0 to 10 mph S

Driving Route Map

The map below follows the saved road route between Greenbrier and Johnson.

Turn-by-Turn Driving Directions

Step-by-step road directions between Greenbrier and Johnson.

  1. 1

    Start on the route

    3.5 mi · 5 min

  2. 2

    At the end of the road, turn right onto South Main Street

    1.4 mi · 2 min · South Main Street

  3. 3

    Continue on Ashland City Highway

    14.2 mi · 21 min · Ashland City Highway

  4. 4

    Turn right onto Clarksville Pike

    1.6 km · 2 min · Clarksville Pike

  5. 5

    Continue on Clarksville Pike

    678 ft · 22 sec · Clarksville Pike

  6. 6

    Turn left onto Rosa L Parks Boulevard

    1.8 mi · 3 min · Rosa L Parks Boulevard

  7. 7

    Continue on Rosa L Parks Boulevard

    1 mi · 2 min · Rosa L Parks Boulevard

  8. 8

    Turn left onto Jefferson Street

    1.3 km · 1 min · Jefferson Street

  9. 9

    Continue on Spring Street

    1073 ft · 24 sec · Spring Street

  10. 10

    Take the ramp slight right

    1082 ft · 27 sec

  11. 11

    Merge slight left onto Downtown Loop

    1.4 mi · 2 min · Downtown Loop

  12. 12

    Keep slight left to continue on I 40 East, I 24 East: Knoxville, Chattanooga

    80.6 mi · 1 hr 27 min

  13. 13

    Continue straight

    61.1 mi · 1 hr 7 min

  14. 14

    Take the exit slight right toward Primary SR 58 South: Kingston

    1787 ft · 40 sec

  15. 15

    Turn right onto North Kentucky Street

    2 mi · 5 min · North Kentucky Street

  16. 16

    Continue on Decatur Highway

    4.6 mi · 7 min · Decatur Highway

  17. 17

    Turn left onto Loudon Highway

    5.4 mi · 8 min · Loudon Highway

  18. 18

    Turn right onto Sweetwater Road

    3.6 mi · 6 min · Sweetwater Road

  19. 19

    Turn right onto Johnson Valley Road

    2.5 mi · 10 min · Johnson Valley Road

  20. 20

    Turn slight left onto Raby Town Road

    41 m · 6 sec · Raby Town Road

  21. 21

    Arrive at your destination

    0 m · 1 sec · Raby Town Road

Car Route Details

A richer read on the saved driving route between Greenbrier and Johnson.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
21 steps
9 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
11.2 / 100 mi
Decision points by distance
Main Roads
I 40 East
142 mi · 75%
Ashland City Highway
14.2 mi · 8%
Loudon Highway
5.36 mi · 3%
Decatur Highway
4.6 mi · 2%
Sweetwater Road
3.6 mi · 2%
Rosa L Parks Boulevard
2.79 mi · 1%
Longest Stretch

I 40 East

Keep slight left to continue on I 40 East, I 24 East: Knoxville, Chattanooga

80.6 mi · 01h 27m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
03h 06m
Long day trip
Same-Day Return
06h 14m
Round-trip wheel time
Road vs Air
+39.4 mi
148.9 mi direct line
Halfway Stop
Baxter
01h 33m from Greenbrier
Leave By
10:46 AM CDT
Early departure recommended
Weather Watch

Slight Chance Rain Showers then Chance Showers And Thunderstorms leaving Greenbrier and Mostly Sunny then Slight Chance Rain Showers near Johnson.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Greenbrier to Johnson?

The road trip is about 188.3 miles (303.1 km) and usually takes 03h 06m 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?

Baxter is a useful midpoint, sitting about 92.8 miles from Greenbrier and 95.6 miles from Johnson.

How much longer is the road route than the straight-line distance?

The direct path is about 148.9 miles (239.6 km), while the road route adds roughly 39.4 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:46 AM CDT.

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 Greenbrier and Johnson, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Slight Chance Rain Showers then Chance Showers And Thunderstorms around Greenbrier and Mostly Sunny then Slight Chance Rain Showers near Johnson.

Stop Ideas Near Baxter

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Baxter, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Baxter.

BUS

Nashville, TN

101 mi away
705 5th Avenue South

Flight Path Map

This map shows the direct air route between Greenbrier and Johnson. Straight-line distance: 148.87 mi (239.58 km).

Greenbrier

#1 Greenbrier

Human settlement in Robertson County, Tennessee, United States of America

Population6,905
Coordinates36.2764400, -87.1180600
Altitude201
CountryUnited States
Photo coming soon

#2 Johnson

Johnson is a place in Tennessee, United States.

Population0
Coordinates35.6723000, -84.5624300
Altitude273
CountryUnited States
Start: SR 49 (-87.118232, 36.276614)
End: Raby Town Road (-84.56222, 35.672434)

Estimated Travel Time

Distance: 303 km by road

SpeedTime
30 mph (48.3 km/h)06h 16m
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.

One-way fuel
6.64 gal
25.15 L · about $25.04
Round trip
$50.08
13.28 gal · 50.3 L
Estimated CO2
59 kg one way
Round trip: 118 kg / 260 lb CO2, using regular gasoline.
Fuel$/galOne wayRound 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 · Apr 19, 2026

Please keep in mind that there is a 1 hour time gap between Greenbrier, TN and Johnson, TN. The current time in Greenbrier is 19:28:56, although it is 20:28:56 in Johnson.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.