How far is Jersey City, NJ from Monmouth Junction, NJ?

The driving distance from Jersey City, NJ to Monmouth Junction, NJ is about 40.1 miles (64.5 km), with a travel time of about 00h 57m by car.

  • The straight-line flight distance is about 34.5 miles (55.5 km).
  • For a round trip, plan for roughly 01h 55m 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
40.06 mi
00h 57m
Flight
34.47 mi
55.47 km direct

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

Learn Distance

Choose another destination from Jersey City.

Flight Distance

Direct air line
34.47 mi
Kilometers
55.47 km
Flight Time
00h 04m

Driving Distance

Road route
40.06 mi
Kilometers
64.47 km
Drive Time
00h 57m

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.

Arrival Snapshot
Arrive in Monmouth Junction
Fri, Apr 17, 9:20 AM EDT
Return by in Jersey City
Fri, Apr 17, 10:18 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Jersey City
2026-04-17T08:22
Arrive Monmouth Junction
Fri, Apr 17, 9:20 AM EDT
Route Timing
00h 57m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:58 AM to 10:58 AM EDT

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

Leave by
4:34 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Jersey City
9:30 PM EDT
Morning start is best

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Woodbridge
NJ

Census-designated place in New Jersey, United States

From Jersey City
20 mi
00h 28m
To Monmouth Junction
20.1 mi
00h 28m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
78°F
Friday

Chance Rain Showers

Starts
Fri, Apr 17 6:00 AM EDT
Wind
9 mph NW
Destination
82°F
Friday

Chance Rain Showers

Starts
Fri, Apr 17 6:00 AM EDT
Wind
0 to 10 mph W

Driving Route Map

The map below follows the saved road route between Jersey City and Monmouth Junction.

Turn-by-Turn Driving Directions

Step-by-step road directions between Jersey City and Monmouth Junction.

  1. 1

    Start on Olean Avenue

    96 m · 16 sec · Olean Avenue

  2. 2

    Turn right onto Duncan Avenue

    2210 ft · 53 sec · Duncan Avenue

  3. 3

    Turn left

    2093 ft · 45 sec

  4. 4

    Take the exit slight right toward US 1 South, US 9 South: Newark Airport, Port Newark Elizabeth Seaport

    1.9 mi · 3 min

  5. 5

    Take the exit straight toward US 1 Truck South, US 9 Truck South: Port Newark, Newark Airport

    1.1 km · 1 min

  6. 6

    Merge slight left

    2.1 mi · 3 min

  7. 7

    Take the exit slight right toward I 78 East, I 95, NJTP: New Jersey Turnpike Toll

    3059 ft · 1 min

  8. 8

    Merge slight right onto I 95/NJTP North Tolls

    14 m · 1 sec · I 95/NJTP North Tolls

  9. 9

    Keep slight right to continue on I 95/NJTP North Tolls

    589 ft · 7 sec · I 95/NJTP North Tolls

  10. 10

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

    3023 ft · 1 min

  11. 11

    Keep slight left

    3183 ft · 49 sec

  12. 12

    Merge slight left onto New Jersey Turnpike

    19.8 mi · 24 min · New Jersey Turnpike

  13. 13

    Take the exit slight right toward NJ 18 East, US 1 East: New Brunswick

    1.1 km · 1 min

  14. 14

    Keep slight right to continue on NJ 18 North: New Brunswick, Rutgers University

    1148 ft · 28 sec

  15. 15

    Keep slight left to continue on NJ 18 North: New Brunswick, Rutgers University

    99 m · 8 sec

  16. 16

    Merge slight left onto State Route 18

    2284 ft · 51 sec · State Route 18

  17. 17

    Take the exit slight right toward US 1 South: Princeton, Trenton

    1887 ft · 2 min

  18. 18

    Merge slight left

    2.4 mi · 3 min

  19. 19

    Continue straight

    634 ft · 10 sec

  20. 20

    Keep slight left

    84 m · 4 sec

  21. 21

    Keep slight left

    118 m · 6 sec

  22. 22

    Keep slight left

    3.6 mi · 5 min

  23. 23

    Continue straight

    3.2 mi · 5 min

  24. 24

    Take the exit slight right toward Monmouth Junction, Kendall Park

    122 m · 13 sec

  25. 25

    Turn left onto New Road

    1.4 mi · 3 min · New Road

  26. 26

    At the end of the road, turn right onto Ridge Road

    14 m · 1 sec · Ridge Road

  27. 27

    Arrive at your destination

    0 m · 1 sec · Ridge Road

Car Route Details

A richer read on the saved driving route between Jersey City and Monmouth Junction.

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
6 turns on the saved route
Ramps & Exits
11
5 merges, 6 ramps or exits
Navigation Density
67.3 / 100 mi
Decision points by distance
Main Roads
New Jersey Turnpike
19.8 mi · 50%
US 1 South
11.8 mi · 29%
US 1 Truck South
2.79 mi · 7%
New Road
1.45 mi · 4%
I 95 South
1.18 mi · 3%
NJ 18 East
0.71 mi · 2%
Longest Stretch

New Jersey Turnpike

Merge slight left onto New Jersey Turnpike

19.8 mi · 00h 24m

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
00h 57m
Day trip friendly
Same-Day Return
01h 56m
Round-trip wheel time
Road vs Air
+5.6 mi
34.5 mi direct line
Halfway Stop
Woodbridge
00h 28m from Jersey City
Leave By
4:34 PM EDT
Morning start is best
Weather Watch

Chance Rain Showers leaving Jersey City and Chance Rain Showers near Monmouth Junction.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Jersey City to Monmouth Junction?

The road trip is about 40.1 miles (64.5 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?

Woodbridge is a useful midpoint, sitting about 20 miles from Jersey City and 20.1 miles from Monmouth Junction.

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

The direct path is about 34.5 miles (55.5 km), while the road route adds roughly 5.6 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:34 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $5.76 one way or $11.52 round trip. Estimated CO2 is about 12.5 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain Showers around Jersey City and Chance Rain Showers near Monmouth Junction.

Stop Ideas Near Woodbridge

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

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

RAIL

Metropark station

4 mi away
100 Middlesex-Essex Turnpike
RAIL

New Brunswick station

15 mi away
French and Albany Streets
RAIL

Newark Liberty International Airport

18 mi away
Newark Liberty International Airport
RAIL

Pennsylvania Station

22 mi away
1 Raymond Plaza West

Flight Path Map

This map shows the direct air route between Jersey City and Monmouth Junction. Straight-line distance: 34.47 mi (55.47 km).

Jersey City

#1 Jersey City

The second most populous city in New Jersey and the center of the Jersey City metropolitan area.

Population262,075
Coordinates40.7281600, -74.0776400
Altitude9
CountryUnited States
Monmouth Junction

#2 Monmouth Junction

Census-designated place in South Brunswick, Township, New Jersey

Population2,887
Coordinates40.3790000, -74.5465400
Altitude28
CountryUnited States
Start: Jersey City (-74.07764, 40.72816)
End: Monmouth Junction (-74.54654, 40.379)

Estimated Travel Time

Distance: 64 km by road

SpeedTime
30 mph (48.3 km/h)01h 20m
40 mph (64.37 km/h)01h 00m
50 mph (80.47 km/h)00h 48m
60 mph (96.56 km/h)00h 40m
70 mph (112.65 km/h)00h 34m
80 mph (129 km/h)00h 29m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.41 gal
5.35 L · about $5.76
Round trip
$11.52
2.82 gal · 10.7 L
Estimated CO2
12.5 kg one way
Round trip: 25.1 kg / 55 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $5.76 $11.52
Mid-grade $4.60 $6.48 $12.97
Premium $4.95 $6.99 $13.97
Diesel $5.98 $8.43 $16.86

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 · Apr 17, 2026

There is no time difference between Jersey City and Monmouth Junction. The current time is 08:22:22.

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.