How far is Oak Ridge, TN from Brentwood, TN?
The driving distance from Oak Ridge, TN to Brentwood, TN is about 13 miles (21 km), with a travel time of about 00h 18m by car.
- The straight-line flight distance is about 10.4 miles (16.8 km).
- For a round trip, plan for roughly 00h 37m 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 18m.
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.
A city in Maury County, Tennessee.
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 Oak Ridge and Brentwood.
Turn-by-Turn Driving Directions
Step-by-step road directions between Oak Ridge and Brentwood.
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1
Start on North Illinois Avenue
2 mi · 3 min · North Illinois Avenue
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2
Continue on Oak Ridge Highway
4.2 mi · 5 min · Oak Ridge Highway
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3
Turn straight onto Pellissippi Parkway
2.6 mi · 3 min · Pellissippi Parkway
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4
Take the exit slight right toward Hardin Valley Road
1087 ft · 30 sec
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5
Turn right onto Hardin Valley Road
1.9 mi · 4 min · Hardin Valley Road
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6
Continue on Ball Camp Byington Road
964 ft · 19 sec · Ball Camp Byington Road
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7
Continue on Middlebrook Pike
1023 ft · 26 sec · Middlebrook Pike
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8
Turn left onto Ball Camp Pike
1 km · 1 min · Ball Camp Pike
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9
Continue on Schaad Road
3239 ft · 1 min · Schaad Road
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10
Turn right onto Andes Road
2497 ft · 1 min · Andes Road
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11
Arrive at your destination
0 m · 1 sec · Andes Road
Car Route Details
A richer read on the saved driving route between Oak Ridge and Brentwood.
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.
Oak Ridge Highway
Continue on Oak Ridge Highway
4.24 mi · 00h 05m
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 Oak Ridge and Mostly Sunny near Brentwood.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Oak Ridge to Brentwood?
The road trip is about 13 miles (21 km) and usually takes 00h 18m 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?
Spring Hill is a useful midpoint, sitting about 6.5 miles from Oak Ridge and 6.5 miles from Brentwood.
How much longer is the road route than the straight-line distance?
The direct path is about 10.4 miles (16.8 km), while the road route adds roughly 2.6 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 7:52 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $1.73 one way or $3.47 round trip. Estimated CO2 is about 4.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Oak Ridge and Mostly Sunny near Brentwood.
Flight Path Map
This map shows the direct air route between Oak Ridge and Brentwood. Straight-line distance: 10.45 mi (16.81 km).
#1 Oak Ridge
City in Tennessee, United States
| Population | 29,340 |
| Coordinates | 36.0103600, -84.2696400 |
| Altitude | 259 |
| 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: 21 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 26m |
| 40 mph (64.37 km/h) | 00h 19m |
| 50 mph (80.47 km/h) | 00h 15m |
| 60 mph (96.56 km/h) | 00h 13m |
| 70 mph (112.65 km/h) | 00h 11m |
| 80 mph (129 km/h) | 00h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $1.73 | $3.47 |
| Mid-grade | $4.25 | $1.96 | $3.91 |
| Premium | $4.65 | $2.14 | $4.28 |
| Diesel | $5.30 | $2.44 | $4.88 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.