How far is Mendham, NJ from Passaic, NJ?
The driving distance from Mendham, NJ to Passaic, NJ is about 34.3 miles (55.2 km), with a travel time of about 00h 46m by car.
- The straight-line flight distance is about 25.3 miles (40.7 km).
- For a round trip, plan for roughly 01h 32m 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 00h 46m.
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.
Township of New Jersey
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Slight Chance Rain Showers then Partly Sunny
Driving Route Map
The map below follows the saved road route between Mendham and Passaic.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mendham and Passaic.
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1
Start on Mendham Road
4.2 mi · 6 min · Mendham Road
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2
Continue on Washington-Mendham Road E. (Old Rt. 24)
1.6 mi · 2 min · Washington-Mendham Road E. (Old Rt. 24)
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3
Continue on Mendham Avenue (Old Rt. 24)
1737 ft · 29 sec · Mendham Avenue (Old Rt. 24)
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4
Continue on Washington Street
1.2 km · 2 min · Washington Street
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5
Keep slight left to continue on West Park Place
35 m · 4 sec · West Park Place
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6
Continue on South Park Place
122 m · 9 sec · South Park Place
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7
Continue on Morris Street
153 m · 10 sec · Morris Street
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8
Enter the roundabout and take exit 2 toward Morris Street
16 m · 1 sec · Morris Street
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9
Exit the roundabout onto Morris Street
2812 ft · 58 sec · Morris Street
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10
Take the ramp slight left toward I 287 North
1057 ft · 26 sec
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11
Merge slight left
5.2 mi · 7 min
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12
Take the exit slight right toward I 80 East: Smith Road, New York City
860 ft · 21 sec
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13
Keep slight left to continue on I 80 East: New York City
1655 ft · 40 sec
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14
Continue on Interstate 80 East
1.9 mi · 2 min · Interstate 80 East
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15
Keep slight left to continue on I 80 East: Paterson, New York City
897 ft · 22 sec
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16
Merge slight left onto Christopher Columbus Highway
7.3 mi · 8 min · Christopher Columbus Highway
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17
Take the exit slight right toward US 46 East: Wayne, Clifton, Lincoln Tunnel
2413 ft · 59 sec
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18
Merge slight right
2.1 mi · 2 min
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19
Continue straight
3.3 mi · 4 min
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20
Take the exit slight right
122 m · 14 sec
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21
At the end of the road, turn left onto Paulison Avenue
2.2 mi · 4 min · Paulison Avenue
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22
Turn left onto Passaic Avenue
29 m · 3 sec · Passaic Avenue
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23
Arrive at your destination
0 m · 1 sec · Passaic Avenue
Car Route Details
A richer read on the saved driving route between Mendham and Passaic.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Christopher Columbus Highway
Merge slight left onto Christopher Columbus Highway
7.27 mi · 00h 08m
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 Rain Showers leaving Mendham and Slight Chance Rain Showers then Partly Sunny near Passaic.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mendham to Passaic?
The road trip is about 34.3 miles (55.2 km) and usually takes 00h 46m 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?
East Hanover is a useful midpoint, sitting about 15.5 miles from Mendham and 18.8 miles from Passaic.
How much longer is the road route than the straight-line distance?
The direct path is about 25.3 miles (40.7 km), while the road route adds roughly 9 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 4:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.94 one way or $9.89 round trip. Estimated CO2 is about 10.8 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Mendham and Slight Chance Rain Showers then Partly Sunny near Passaic.
Stop Ideas Near East Hanover
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 East Hanover.
Newark Liberty International Airport
Pennsylvania Station
Metropark station
Pennsylvania Station
Flight Path Map
This map shows the direct air route between Mendham and Passaic. Straight-line distance: 25.31 mi (40.74 km).
#1 Mendham
Borough in Morris County, New Jersey
| Population | 4,836 |
| Coordinates | 40.7759300, -74.6007100 |
| Altitude | 187 |
| Country | United States |
#2 Passaic
The most populous city in Passaic County, New Jersey.
| Population | 69,340 |
| Coordinates | 40.8567700, -74.1284800 |
| Altitude | 34 |
| Country | United States |
End: Passaic Avenue (-74.128683, 40.856869)
Estimated Travel Time
Distance: 55 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 08m |
| 40 mph (64.37 km/h) | 00h 51m |
| 50 mph (80.47 km/h) | 00h 41m |
| 60 mph (96.56 km/h) | 00h 34m |
| 70 mph (112.65 km/h) | 00h 29m |
| 80 mph (129 km/h) | 00h 25m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $4.94 | $9.89 |
| Mid-grade | $4.60 | $5.56 | $11.13 |
| Premium | $4.95 | $5.99 | $11.99 |
| Diesel | $5.98 | $7.24 | $14.47 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.