How far is Johnson, TN from Brentwood, TN?
The driving distance from Johnson, TN to Brentwood, TN is about 41.6 miles (67 km), with a travel time of about 00h 57m by car.
- The straight-line flight distance is about 32.7 miles (52.6 km).
- For a round trip, plan for roughly 01h 54m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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 00h 57m.
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.
Human settlement in Loudon County, Tennessee, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Johnson and Brentwood.
Turn-by-Turn Driving Directions
Step-by-step road directions between Johnson and Brentwood.
-
1
Start on Raby Town Road
1.5 mi · 6 min · Raby Town Road
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2
At the end of the road, turn right onto Oakland Road
5.1 mi · 9 min · Oakland Road
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3
Take the ramp left
1795 ft · 44 sec
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4
Merge slight left
31 mi · 34 min
-
5
Take the exit slight right toward Cedar Bluff Road
2221 ft · 56 sec
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6
Turn left onto North Cedar Bluff Road
1.7 mi · 3 min · North Cedar Bluff Road
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7
Turn right onto Middlebrook Pike
2844 ft · 1 min · Middlebrook Pike
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8
Turn left onto Chert Pit Road
1.3 km · 2 min · Chert Pit Road
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9
Continue on Andes Road
1468 ft · 40 sec · Andes Road
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10
Arrive at your destination
0 m · 1 sec · Andes Road
Car Route Details
A richer read on the saved driving route between Johnson and Brentwood.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Oakland Road
Merge slight left
31 mi · 00h 34m
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.
Mostly Sunny leaving Johnson and Sunny near Brentwood.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Johnson to Brentwood?
The road trip is about 41.6 miles (67 km) and usually takes 00h 57m 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?
Loudon is a useful midpoint, sitting about 20.8 miles from Johnson and 20.8 miles from Brentwood.
How much longer is the road route than the straight-line distance?
The direct path is about 32.7 miles (52.6 km), while the road route adds roughly 8.9 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:36 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.54 one way or $11.09 round trip. Estimated CO2 is about 13.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Johnson and Sunny near Brentwood.
Flight Path Map
This map shows the direct air route between Johnson and Brentwood. Straight-line distance: 32.71 mi (52.64 km).
#1 Johnson
Johnson is a place in Tennessee, United States.
| Population | 0 |
| Coordinates | 35.6723000, -84.5624300 |
| Altitude | 273 |
| Country | United States |
#2 Brentwood
A city in Williamson County, Tennessee.
| Population | 42,876 |
| Coordinates | 35.9561900, -84.0951900 |
| Altitude | 327 |
| Country | United States |
End: Brentwood (-84.09519, 35.95619)
Estimated Travel Time
Distance: 67 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 23m |
| 40 mph (64.37 km/h) | 01h 02m |
| 50 mph (80.47 km/h) | 00h 49m |
| 60 mph (96.56 km/h) | 00h 41m |
| 70 mph (112.65 km/h) | 00h 35m |
| 80 mph (129 km/h) | 00h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $5.54 | $11.09 |
| Mid-grade | $4.25 | $6.25 | $12.50 |
| Premium | $4.65 | $6.84 | $13.68 |
| Diesel | $5.30 | $7.80 | $15.59 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.