How far is Mount Laurel, NJ from Washington, DC?

The driving distance from Mount Laurel, NJ to Washington, DC is about 149.2 miles (240.1 km), with a travel time of about 03h 14m by car.

  • The straight-line flight distance is about 135.1 miles (217.5 km).
  • For a round trip, plan for roughly 06h 28m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
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
149.2 mi
03h 14m
Flight
135.15 mi
217.5 km direct

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

Learn Distance

Choose another destination from Mount Laurel.

Flight Distance

Direct air line
135.15 mi
Kilometers
217.5 km
Flight Time
00h 16m

Driving Distance

Road route
149.2 mi
Kilometers
240.12 km
Drive Time
03h 14m

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 14m.

Arrival Snapshot
Arrive in Washington
Sat, Jul 11, 5:24 AM EDT
Return by in Mount Laurel
Sat, Jul 11, 8:38 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Mount Laurel
2026-07-11T02:09
Arrive Washington
Sat, Jul 11, 5:24 AM EDT
Route Timing
03h 14m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
9:14 AM to 11:14 AM EDT

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

Leave by
10:32 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Mount Laurel
9:00 PM EDT
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
Port Deposit
MD

Town in Cecil County, Maryland, United States

From Mount Laurel
74.5 mi
01h 37m
To Washington
74.7 mi
01h 37m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
71°F
Overnight

Patchy Fog

Starts
Sat, Jul 11 1:00 AM EDT
Wind
0 mph
Destination
85°F
Saturday

Partly Sunny then Showers And Thunderstorms Likely

Starts
Sat, Jul 11 6:00 AM EDT
Wind
1 to 6 mph N

Driving Route Map

The map below follows the saved road route between Mount Laurel and Washington.

Turn-by-Turn Driving Directions

Step-by-step road directions between Mount Laurel and Washington.

  1. 1

    Start on Mount Laurel Road

    43 m · 11 sec · Mount Laurel Road

  2. 2

    Turn left onto Hainesport-Mount Laurel Road

    1.8 mi · 3 min · Hainesport-Mount Laurel Road

  3. 3

    Continue on Hainesport-Mt Laurel Road

    833 ft · 18 sec · Hainesport-Mt Laurel Road

  4. 4

    Continue on Greentree Road

    838 ft · 19 sec · Greentree Road

  5. 5

    Turn right onto Church Road

    2.1 mi · 3 min · Church Road

  6. 6

    Continue straight

    60 m · 3 sec

  7. 7

    Take the exit slight right toward NJTP

    1422 ft · 38 sec

  8. 8

    Keep slight right to continue on NJTP South: Delaware

    1175 ft · 41 sec

  9. 9

    Merge slight left onto New Jersey Turnpike

    31.6 mi · 36 min · New Jersey Turnpike

  10. 10

    Take the exit slight left

    1193 ft · 16 sec

  11. 11

    Continue straight

    1760 ft · 23 sec

  12. 12

    Merge slight right onto New Jersey Turnpike

    2 mi · 2 min · New Jersey Turnpike

  13. 13

    Merge slight left

    3.4 mi · 6 min

  14. 14

    Take the exit slight right toward DE 9: New Castle, Veterans Memorial Park, Wilmington

    146 m · 8 sec

  15. 15

    Keep slight left to continue on DE 9 South: New Castle, Veterans Memorial Park

    885 ft · 15 sec

  16. 16

    Keep slight left

    1838 ft · 31 sec

  17. 17

    Merge slight left onto Delaware Turnpike

    11.6 mi · 14 min · Delaware Turnpike

  18. 18

    Keep slight left to continue on Delaware Turnpike

    2.2 mi · 3 min · Delaware Turnpike

  19. 19

    Continue on John F. Kennedy Memorial Highway

    41.3 mi · 48 min · John F. Kennedy Memorial Highway

  20. 20

    Keep slight left to continue on Express Toll Lanes

    6.5 mi · 8 min · Express Toll Lanes

  21. 21

    Keep slight left to continue on Express Toll Lanes

    1.2 mi · 2 min · Express Toll Lanes

  22. 22

    Merge slight right onto Harbor Tunnel Thruway

    3.8 mi · 5 min · Harbor Tunnel Thruway

  23. 23

    Continue on Baltimore Harbor Tunnel

    1.4 mi · 2 min · Baltimore Harbor Tunnel

  24. 24

    Continue on Harbor Tunnel Thruway

    2.2 mi · 3 min · Harbor Tunnel Thruway

  25. 25

    Continue on Harbor Tunnel Throughway

    2567 ft · 40 sec · Harbor Tunnel Throughway

  26. 26

    Keep slight left to continue on Harbor Tunnel Throughway

    2671 ft · 42 sec · Harbor Tunnel Throughway

  27. 27

    Continue on Harbor Tunnel Thruway

    1.3 mi · 2 min · Harbor Tunnel Thruway

  28. 28

    Take the exit slight right toward MD 295 South: Essex, BWI Marshall Airport

    2423 ft · 59 sec

  29. 29

    Merge slight left onto Baltimore-Washington Parkway

    27.1 mi · 37 min · Baltimore-Washington Parkway

  30. 30

    Keep slight right to continue on Baltimore-Washington Parkway

    1 km · 1 min · Baltimore-Washington Parkway

  31. 31

    Merge slight left onto John Hanson Highway

    153 m · 6 sec · John Hanson Highway

  32. 32

    Continue on New York Avenue Northeast

    3.8 mi · 7 min · New York Avenue Northeast

  33. 33

    Continue on New York Avenue Northwest

    2906 ft · 2 min · New York Avenue Northwest

  34. 34

    Turn slight right onto L Street Northwest

    1062 ft · 40 sec · L Street Northwest

  35. 35

    Turn left onto 7th Street Northwest

    753 ft · 22 sec · 7th Street Northwest

  36. 36

    Turn right onto K Street Northwest

    597 ft · 12 sec · K Street Northwest

  37. 37

    Continue on New York Avenue Northwest

    3007 ft · 1 min · New York Avenue Northwest

  38. 38

    Turn left onto 15th Street Northwest

    1344 ft · 37 sec · 15th Street Northwest

  39. 39

    Arrive at your destination

    0 m · 1 sec · 15th Street Northwest

Car Route Details

A richer read on the saved driving route between Mount Laurel and Washington.

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
39 steps
10 turns on the saved route
Ramps & Exits
11
7 merges, 4 ramps or exits
Navigation Density
26.1 / 100 mi
Decision points by distance
Main Roads
John F. Kennedy Memorial Highway
41.3 mi · 28%
New Jersey Turnpike
37.5 mi · 25%
Baltimore-Washington Parkway
27.7 mi · 19%
Delaware Turnpike
13.8 mi · 9%
Express Toll Lanes
7.68 mi · 5%
Harbor Tunnel Thruway
7.28 mi · 5%
Longest Stretch

John F. Kennedy Memorial Highway

Continue on John F. Kennedy Memorial Highway

41.3 mi · 00h 48m

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 14m
Long day trip
Same-Day Return
06h 28m
Round-trip wheel time
Road vs Air
+14.1 mi
135.1 mi direct line
Halfway Stop
Port Deposit
01h 37m from Mount Laurel
Leave By
10:32 AM EDT
Early departure recommended
Weather Watch

Patchy Fog leaving Mount Laurel and Partly Sunny then Showers And Thunderstorms Likely near Washington.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Mount Laurel to Washington?

The road trip is about 149.2 miles (240.1 km) and usually takes 03h 14m 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?

Port Deposit is a useful midpoint, sitting about 74.5 miles from Mount Laurel and 74.7 miles from Washington.

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

The direct path is about 135.1 miles (217.5 km), while the road route adds roughly 14.1 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 EDT. If you want a more comfortable same-day return, try to leave by 10:32 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $21.49 one way or $42.98 round trip. Estimated CO2 is about 46.7 kg one way.

What should you check before leaving?

Before you leave, expect Patchy Fog around Mount Laurel and Partly Sunny then Showers And Thunderstorms Likely near Washington.

Stop Ideas Near Port Deposit

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

Mid-route Guidance
Local place coverage is thin around Port Deposit, 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 Port Deposit.

RAIL

Aberdeen

11 mi away
18 East Bel Air Ave.
RAIL

Newark

32 mi away
429 South College Ave.
RAIL

Parkesburg

43 mi away
W. First and S. Culvert Streets
RAIL

Coatesville

49 mi away
Third Ave. and Fleetwood St.

Flight Path Map

This map shows the direct air route between Mount Laurel and Washington. Straight-line distance: 135.15 mi (217.5 km).

Mount Laurel

#1 Mount Laurel

Township of New Jersey

Population41,870
Coordinates39.9340000, -74.8910000
Altitude26
CountryUnited States
Washington

#2 Washington

Located on the Potomac River between Maryland and Virginia, this city serves as the capital of the United States.

Population712,816
Coordinates38.8951100, -77.0363700
Altitude7
CountryUnited States
Start: Mount Laurel (-74.891, 39.934)
End: Washington (-77.03637, 38.89511)

Estimated Travel Time

Distance: 240 km by road

SpeedTime
30 mph (48.3 km/h)04h 58m
40 mph (64.37 km/h)03h 43m
50 mph (80.47 km/h)02h 59m
60 mph (96.56 km/h)02h 29m
70 mph (112.65 km/h)02h 07m
80 mph (129 km/h)01h 51m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.26 gal
19.93 L · about $21.49
Round trip
$42.98
10.52 gal · 39.86 L
Estimated CO2
46.7 kg one way
Round trip: 93.5 kg / 206 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $21.49 $42.98
Mid-grade $4.60 $24.19 $48.38
Premium $4.95 $26.06 $52.12
Diesel $5.98 $31.45 $62.91

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 New Jersey · Jul 11, 2026

There is no time difference between Mount Laurel and Washington. The current time is 02:09:44.

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.