How far is Somerset, NJ from Washington, NJ?

The driving distance from Somerset, NJ to Washington, NJ is about 76.4 miles (123 km), with a travel time of about 01h 55m by car.

  • The straight-line flight distance is about 56.4 miles (90.8 km).
  • For a round trip, plan for roughly 03h 50m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
76.45 mi
01h 55m
Flight
56.4 mi
90.77 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Somerset.

Flight Distance

Direct air line
56.4 mi
Kilometers
90.77 km
Flight Time
00h 06m

Driving Distance

Road route
76.45 mi
Kilometers
123.04 km
Drive Time
01h 55m

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 01h 55m.

Arrival Snapshot
Arrive in Washington
Thu, Sep 17, 6:17 AM EDT
Return by in Somerset
Thu, Sep 17, 8:12 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Somerset
2026-09-17T04:22
Arrive Washington
Thu, Sep 17, 6:17 AM EDT
Route Timing
01h 55m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:55 AM to 11:55 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
2:40 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Somerset
9:30 PM EDT
Morning start is best

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
Mansfield
NJ

Township in Warren County, New Jersey

From Somerset
38.2 mi
00h 57m
To Washington
38.3 mi
00h 57m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
84°F
Thursday

Patchy Fog then Partly Sunny

Starts
Thu, Sep 17 6:00 AM EDT
Wind
0 to 5 mph SW
Destination
84°F
Thursday

Patchy Fog then Partly Sunny

Starts
Thu, Sep 17 6:00 AM EDT
Wind
0 to 10 mph S

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Somerset and Washington.

  1. 1

    Start on West Point Avenue

    717 ft · 33 sec · West Point Avenue

  2. 2

    Turn right onto Abbott Road

    966 ft · 44 sec · Abbott Road

  3. 3

    Turn right onto Belmar Street

    2231 ft · 2 min · Belmar Street

  4. 4

    At the end of the road, turn left onto Franklin Boulevard

    1.3 km · 2 min · Franklin Boulevard

  5. 5

    Continue on Landing Lane

    1469 ft · 25 sec · Landing Lane

  6. 6

    Turn right onto George Street

    2485 ft · 42 sec · George Street

  7. 7

    Take the ramp straight toward NJ 18 South

    1657 ft · 41 sec

  8. 8

    Merge slight left

    3.1 mi · 5 min

  9. 9

    Take the exit slight right toward NJTP Toll, I 95 Toll: New Jersey Turnpike

    2094 ft · 1 min

  10. 10

    Keep slight right to continue on I 95 South, NJTP South: Trenton

    69 m · 5 sec

  11. 11

    Keep slight right

    1785 ft · 44 sec

  12. 12

    Merge slight left onto New Jersey Turnpike

    29 mi · 33 min · New Jersey Turnpike

  13. 13

    Take the exit slight right toward US 206: Bordentown, Trenton

    1.3 km · 2 min

  14. 14

    Keep slight left to continue on US 206 South: Joint Base MDL

    1552 ft · 44 sec

  15. 15

    Merge slight left

    826 ft · 13 sec

  16. 16

    Continue straight

    7.5 mi · 9 min

  17. 17

    Continue straight

    3.2 mi · 4 min

  18. 18

    Turn left onto South Pemberton Road

    2.1 mi · 4 min · South Pemberton Road

  19. 19

    Continue on West Hampton Street

    3156 ft · 1 min · West Hampton Street

  20. 20

    Continue on Pemberton Bypass

    823 ft · 24 sec · Pemberton Bypass

  21. 21

    Turn right onto Magnolia Road

    6.8 mi · 12 min · Magnolia Road

  22. 22

    Enter the roundabout and take exit 2 toward Four Mile Circle

    150 m · 7 sec

  23. 23

    Exit the rotary onto NJ 72 East: Barnegat

    3.5 mi · 5 min

  24. 24

    Turn right

    13 mi · 19 min

  25. 25

    Turn right onto Godfrey Bridge Road

    1.5 mi · 6 min · Godfrey Bridge Road

  26. 26

    Continue on Washington Turnpike

    1.4 mi · 5 min · Washington Turnpike

  27. 27

    Arrive at your destination

    0 m · 1 sec · Washington Turnpike

Car Route Details

A richer read on the saved driving route between Somerset 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
27 steps
13 turns on the saved route
Ramps & Exits
8
3 merges, 5 ramps or exits
Navigation Density
35.3 / 100 mi
Decision points by distance
Main Roads
New Jersey Turnpike
29 mi · 38%
US 206 South
11.2 mi · 15%
Magnolia Road
6.76 mi · 9%
NJ 72 East
3.5 mi · 5%
NJ 18 South
3.36 mi · 4%
South Pemberton Road
2.08 mi · 3%
Longest Stretch

New Jersey Turnpike

Merge slight left onto New Jersey Turnpike

29 mi · 00h 33m

Route Summary

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

Trip Read

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.

Drive Time
01h 55m
Day trip friendly
Same-Day Return
03h 50m
Round-trip wheel time
Road vs Air
+20 mi
56.4 mi direct line
Halfway Stop
Mansfield
00h 57m from Somerset
Leave By
2:40 PM EDT
Morning start is best
Weather Watch

Patchy Fog then Partly Sunny leaving Somerset and Patchy Fog then Partly Sunny near Washington.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Somerset to Washington?

The road trip is about 76.4 miles (123 km) and usually takes 01h 55m 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?

Mansfield is a useful midpoint, sitting about 38.2 miles from Somerset and 38.3 miles from Washington.

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

The direct path is about 56.4 miles (90.8 km), while the road route adds roughly 20 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 2:40 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $11.95 one way or $23.90 round trip. Estimated CO2 is about 24 kg one way.

What should you check before leaving?

Before you leave, expect Patchy Fog then Partly Sunny around Somerset and Patchy Fog then Partly Sunny near Washington.

Stop Ideas Near Mansfield

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Mansfield and the surrounding midpoint area.
Old City Hall
Scenic stop 3.2 mi away

Old City Hall

Bordentown , NJ
11 Crosswicks St, Bordentown, NJ 08505
Rating 4.6/5 13 reviews Historical landmark
Trenton City Hall
Meeting point 8.7 mi away

Trenton City Hall

Trenton , NJ
319 E State St, Trenton, NJ 08608
Rating 3.8/5 67 reviews City Hall
Stop photo coming soon
Nearby stop 2.8 mi away

Fieldsboro Town Hall

Fieldsboro , NJ
1916 S 2nd St, Fieldsboro, NJ 08505
Police department

Transit and Meeting Points

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

RAIL

Trenton Transit Center

15 mi away
72 South Clinton Avenue
RAIL

Cornwells Heights

20 mi away
700 Station Ave.
RAIL

Princeton Junction station

26 mi away
2 Wallace Road
BUS

Pennsauken, NJ

32 mi away
215 Derousse Avenue

Flight Path Map

This map shows the direct air route between Somerset and Washington. Straight-line distance: 56.4 mi (90.77 km).

Somerset

#1 Somerset

This large community in Somerset County, New Jersey, is situated at an elevation of 92 feet.

Population965,424
Coordinates40.4976000, -74.4884900
Altitude28
CountryUnited States
Washington

#2 Washington

Borough in Warren County, New Jersey, United States

Population6,459
Coordinates39.6840100, -74.5759900
Altitude18
CountryUnited States
Start: Somerset (-74.48849, 40.4976)
End: Washington (-74.57599, 39.68401)

Estimated Travel Time

Distance: 123 km by road

SpeedTime
30 mph (48.3 km/h)02h 32m
40 mph (64.37 km/h)01h 54m
50 mph (80.47 km/h)01h 31m
60 mph (96.56 km/h)01h 16m
70 mph (112.65 km/h)01h 05m
80 mph (129 km/h)00h 57m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.7 gal
10.21 L · about $11.95
Round trip
$23.90
5.4 gal · 20.42 L
Estimated CO2
24 kg one way
Round trip: 48 kg / 106 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.43 $11.95 $23.90
Mid-grade $4.97 $13.43 $26.85
Premium $5.26 $14.20 $28.40
Diesel $6.20 $16.75 $33.50

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 · Sep 16, 2026

There is no time difference between Somerset and Washington. The current time is 04:22:30.

Distance to Other Cities

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