How far is Washington, DC from Mount Juliet, TN?
The driving distance from Washington, DC to Mount Juliet, TN is about 650.8 miles (1047.3 km), with a travel time of about 11h 58m by car.
- The straight-line flight distance is about 551.5 miles (887.5 km).
- For a round trip, plan for roughly 23h 56m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM EST.
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.
This drive is better planned with a longer stop or an overnight stay.
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 11h 58m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Smyth County, Virginia, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Light Rain
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Washington and Mount Juliet.
Turn-by-Turn Driving Directions
Step-by-step road directions between Washington and Mount Juliet.
-
1
Start on 15th Street Northwest
1097 ft · 26 sec · 15th Street Northwest
-
2
Turn right onto Constitution Avenue Northwest
1662 ft · 1 min · Constitution Avenue Northwest
-
3
Turn right onto 17th Street Northwest
1570 ft · 36 sec · 17th Street Northwest
-
4
Turn left onto New York Avenue Northwest
666 ft · 13 sec · New York Avenue Northwest
-
5
Continue on E Street Northwest
916 ft · 19 sec · E Street Northwest
-
6
Continue on E Street Expressway
1706 ft · 21 sec · E Street Expressway
-
7
Keep slight left to continue on I 66 West: Virginia
1263 ft · 31 sec
-
8
Keep slight right to continue on I 66 West
2741 ft · 1 min
-
9
Keep slight left to continue on Theodore Roosevelt Memorial Bridge
1070 ft · 23 sec · Theodore Roosevelt Memorial Bridge
-
10
Continue on Custis Memorial Parkway
7.3 mi · 11 min · Custis Memorial Parkway
-
11
Keep slight left to continue on Custis Memorial Parkway
67.1 mi · 1 hr 16 min · Custis Memorial Parkway
-
12
Keep slight left to continue on I 81 South: Roanoke
1 km · 1 min
-
13
Merge slight right onto I 81 South: Roanoke
108.7 mi · 1 hr 58 min
-
14
Keep slight left
117.1 mi · 2 hr 10 min
-
15
Continue straight
1.3 mi · 1 min
-
16
Keep slight left
148.2 mi · 2 hr 39 min
-
17
Continue on I 40 West: Knoxville
1.1 km · 45 sec
-
18
Merge slight left
52.8 mi · 59 min
-
19
Keep slight right to continue on Nashville
142 mi · 2 hr 33 min
-
20
Take the exit slight right toward TN 171: Mount Juliet
1617 ft · 44 sec
-
21
Turn right onto North Mount Juliet Road
2.1 mi · 3 min · North Mount Juliet Road
-
22
Arrive at your destination
0 m · 1 sec · North Mount Juliet Road
Car Route Details
A richer read on the saved driving route between Washington and Mount Juliet.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 81 South
Keep slight left
148 mi · 02h 39m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Chance Light Rain leaving Washington and Mostly Sunny near Mount Juliet.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Washington to Mount Juliet?
The road trip is about 650.8 miles (1047.3 km) and usually takes 11h 58m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Marion is a useful midpoint, sitting about 324.2 miles from Washington and 326.5 miles from Mount Juliet.
How much longer is the road route than the straight-line distance?
The direct path is about 551.5 miles (887.5 km), while the road route adds roughly 99.3 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 6:00 AM to 7:30 AM EST. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $97.74 one way or $195.48 round trip. Estimated CO2 is about 204 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Washington and Mount Juliet, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Chance Light Rain around Washington and Mostly Sunny near Mount Juliet.
Stop Ideas Near Marion
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Marion.
Blacksburg, VA
Hinton
Flight Path Map
This map shows the direct air route between Washington and Mount Juliet. Straight-line distance: 551.48 mi (887.52 km).
#1 Washington
Located on the Potomac River between Maryland and Virginia, this city serves as the capital of the United States.
| Population | 712,816 |
| Coordinates | 38.8951100, -77.0363700 |
| Altitude | 7 |
| Country | United States |
#2 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 |
End: Mount Juliet (-86.51861, 36.20005)
Estimated Travel Time
Distance: 1047 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 21h 40m |
| 40 mph (64.37 km/h) | 16h 16m |
| 50 mph (80.47 km/h) | 13h 00m |
| 60 mph (96.56 km/h) | 10h 50m |
| 70 mph (112.65 km/h) | 09h 17m |
| 80 mph (129 km/h) | 08h 07m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.26 | $97.74 | $195.48 |
| Mid-grade | $4.87 | $111.91 | $223.81 |
| Premium | $5.33 | $122.35 | $244.71 |
| Diesel | $6.43 | $147.54 | $295.08 |
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 Washington, D.C. · Nov 11, 2026