How far is Passaic, NJ from Monmouth Junction, NJ?
The driving distance from Passaic, NJ to Monmouth Junction, NJ is about 45.4 miles (73.1 km), with a travel time of about 01h 06m by car.
- The straight-line flight distance is about 39.6 miles (63.8 km).
- For a round trip, plan for roughly 02h 12m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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.
This route works well as a day trip with time at the destination.
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 01h 06m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Census-designated place in New Jersey, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Passaic and Monmouth Junction.
Turn-by-Turn Driving Directions
Step-by-step road directions between Passaic and Monmouth Junction.
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1
Start on Passaic Avenue
29 m · 10 sec · Passaic Avenue
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2
Turn left onto Paulison Avenue
2201 ft · 41 sec · Paulison Avenue
-
3
Turn right onto Main Avenue
155 m · 9 sec · Main Avenue
-
4
Take the ramp slight left toward NJ 21 South
857 ft · 21 sec
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5
Merge slight left
11.2 mi · 17 min
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6
Merge slight left
1072 ft · 17 sec
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7
Continue straight
1.5 mi · 2 min
-
8
Take the exit slight left
719 ft · 15 sec
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9
Continue straight
1.1 mi · 2 min
-
10
Keep slight right to continue on I 95 South, NJTP South: Trenton
96 m · 8 sec
-
11
Keep slight left to continue on I 95 South, NJTP South: Trenton
2178 ft · 38 sec
-
12
Merge slight left onto New Jersey Turnpike
17.3 mi · 20 min · New Jersey Turnpike
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13
Take the exit slight right toward NJ 18 East, US 1 East: New Brunswick
1.1 km · 1 min
-
14
Keep slight right to continue on NJ 18 North: New Brunswick, Rutgers University
1148 ft · 28 sec
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15
Keep slight left to continue on NJ 18 North: New Brunswick, Rutgers University
99 m · 8 sec
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16
Merge slight left onto State Route 18
2284 ft · 51 sec · State Route 18
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17
Take the exit slight right toward US 1 South: Princeton, Trenton
1887 ft · 2 min
-
18
Merge slight left
2.4 mi · 3 min
-
19
Continue straight
634 ft · 10 sec
-
20
Keep slight left
84 m · 4 sec
-
21
Keep slight left
118 m · 6 sec
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22
Keep slight left
3.6 mi · 5 min
-
23
Continue straight
3.2 mi · 5 min
-
24
Take the exit slight right toward Monmouth Junction, Kendall Park
122 m · 13 sec
-
25
Turn left onto New Road
1.4 mi · 3 min · New Road
-
26
At the end of the road, turn right onto Ridge Road
14 m · 1 sec · Ridge Road
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27
Arrive at your destination
0 m · 1 sec · Ridge Road
Car Route Details
A richer read on the saved driving route between Passaic and Monmouth Junction.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
New Jersey Turnpike
Merge slight left onto New Jersey Turnpike
17.3 mi · 00h 20m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Chance Showers And Thunderstorms leaving Passaic 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 Passaic to Monmouth Junction?
The road trip is about 45.4 miles (73.1 km) and usually takes 01h 06m 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?
Port Reading is a useful midpoint, sitting about 22.7 miles from Passaic and 22.7 miles from Monmouth Junction.
How much longer is the road route than the straight-line distance?
The direct path is about 39.6 miles (63.8 km), while the road route adds roughly 5.8 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 4:18 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.54 one way or $13.08 round trip. Estimated CO2 is about 14.2 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Passaic and Chance Rain Showers near Monmouth Junction.
Stop Ideas Near Port Reading
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
West Orange Town Hall
City of Elizabeth
City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Port Reading.
Metropark station
Newark Liberty International Airport
New Brunswick station
Pennsylvania Station
Flight Path Map
This map shows the direct air route between Passaic and Monmouth Junction. Straight-line distance: 39.63 mi (63.78 km).
#1 Passaic
The most populous city in Passaic County, New Jersey.
| Population | 69,340 |
| Coordinates | 40.8567700, -74.1284800 |
| Altitude | 34 |
| Country | United States |
#2 Monmouth Junction
Census-designated place in South Brunswick, Township, New Jersey
| Population | 2,887 |
| Coordinates | 40.3790000, -74.5465400 |
| Altitude | 28 |
| Country | United States |
End: Monmouth Junction (-74.54654, 40.379)
Estimated Travel Time
Distance: 73 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 30m |
| 40 mph (64.37 km/h) | 01h 08m |
| 50 mph (80.47 km/h) | 00h 54m |
| 60 mph (96.56 km/h) | 00h 45m |
| 70 mph (112.65 km/h) | 00h 38m |
| 80 mph (129 km/h) | 00h 34m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $6.54 | $13.08 |
| Mid-grade | $4.60 | $7.36 | $14.72 |
| Premium | $4.95 | $7.93 | $15.85 |
| Diesel | $5.98 | $9.57 | $19.14 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.