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.
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
34.31 mi
00h 46m
Flight
25.31 mi
40.74 km direct

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

Learn Distance

Choose another destination from Mendham.

Flight Distance

Direct air line
25.31 mi
Kilometers
40.74 km
Flight Time
00h 03m

Driving Distance

Road route
34.31 mi
Kilometers
55.22 km
Drive Time
00h 46m

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.

Arrival Snapshot
Arrive in Passaic
Wed, Apr 22, 10:57 PM EDT
Return by in Mendham
Wed, Apr 22, 11:43 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Mendham
2026-04-22T22:10
Arrive Passaic
Wed, Apr 22, 10:57 PM EDT
Route Timing
00h 46m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:46 AM to 10:46 AM EDT

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

Leave by
4:58 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Mendham
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
East Hanover
NJ

Township of New Jersey

From Mendham
15.5 mi
00h 23m
To Passaic
18.8 mi
00h 23m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
64°F
Wednesday

Chance Rain Showers

Starts
Wed, Apr 22 6:00 AM EDT
Wind
0 to 5 mph SE
Destination
63°F
Wednesday

Slight Chance Rain Showers then Partly Sunny

Starts
Wed, Apr 22 6:00 AM EDT
Wind
8 mph SE

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.

  1. 1

    Start on Mendham Road

    4.2 mi · 6 min · Mendham Road

  2. 2

    Continue on Washington-Mendham Road E. (Old Rt. 24)

    1.6 mi · 2 min · Washington-Mendham Road E. (Old Rt. 24)

  3. 3

    Continue on Mendham Avenue (Old Rt. 24)

    1737 ft · 29 sec · Mendham Avenue (Old Rt. 24)

  4. 4

    Continue on Washington Street

    1.2 km · 2 min · Washington Street

  5. 5

    Keep slight left to continue on West Park Place

    35 m · 4 sec · West Park Place

  6. 6

    Continue on South Park Place

    122 m · 9 sec · South Park Place

  7. 7

    Continue on Morris Street

    153 m · 10 sec · Morris Street

  8. 8

    Enter the roundabout and take exit 2 toward Morris Street

    16 m · 1 sec · Morris Street

  9. 9

    Exit the roundabout onto Morris Street

    2812 ft · 58 sec · Morris Street

  10. 10

    Take the ramp slight left toward I 287 North

    1057 ft · 26 sec

  11. 11

    Merge slight left

    5.2 mi · 7 min

  12. 12

    Take the exit slight right toward I 80 East: Smith Road, New York City

    860 ft · 21 sec

  13. 13

    Keep slight left to continue on I 80 East: New York City

    1655 ft · 40 sec

  14. 14

    Continue on Interstate 80 East

    1.9 mi · 2 min · Interstate 80 East

  15. 15

    Keep slight left to continue on I 80 East: Paterson, New York City

    897 ft · 22 sec

  16. 16

    Merge slight left onto Christopher Columbus Highway

    7.3 mi · 8 min · Christopher Columbus Highway

  17. 17

    Take the exit slight right toward US 46 East: Wayne, Clifton, Lincoln Tunnel

    2413 ft · 59 sec

  18. 18

    Merge slight right

    2.1 mi · 2 min

  19. 19

    Continue straight

    3.3 mi · 4 min

  20. 20

    Take the exit slight right

    122 m · 14 sec

  21. 21

    At the end of the road, turn left onto Paulison Avenue

    2.2 mi · 4 min · Paulison Avenue

  22. 22

    Turn left onto Passaic Avenue

    29 m · 3 sec · Passaic Avenue

  23. 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.

OSRM road route
Drive Character

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.

Directions
23 steps
4 turns on the saved route
Ramps & Exits
9
3 merges, 6 ramps or exits
Navigation Density
67.1 / 100 mi
Decision points by distance
Main Roads
Christopher Columbus Highway
7.27 mi · 21%
US 46 East
5.94 mi · 17%
I 287 North
5.43 mi · 16%
Mendham Road
4.17 mi · 12%
Paulison Avenue
2.18 mi · 6%
Interstate 80 East
1.93 mi · 6%
Longest Stretch

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.

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 46m
Day trip friendly
Same-Day Return
01h 32m
Round-trip wheel time
Road vs Air
+9 mi
25.3 mi direct line
Halfway Stop
East Hanover
00h 23m from Mendham
Leave By
4:58 PM EDT
Morning start is best
Weather Watch

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.

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

RAIL

Newark Liberty International Airport

19 mi away
Newark Liberty International Airport
RAIL

Pennsylvania Station

19 mi away
1 Raymond Plaza West
RAIL

Metropark station

28 mi away
100 Middlesex-Essex Turnpike
RAIL

Pennsylvania Station

32 mi away
8th Ave 31st Street / 8th Ave 33rd Street

Flight Path Map

This map shows the direct air route between Mendham and Passaic. Straight-line distance: 25.31 mi (40.74 km).

Mendham

#1 Mendham

Borough in Morris County, New Jersey

Population4,836
Coordinates40.7759300, -74.6007100
Altitude187
CountryUnited States
Passaic

#2 Passaic

The most populous city in Passaic County, New Jersey.

Population69,340
Coordinates40.8567700, -74.1284800
Altitude34
CountryUnited States
Start: Mendham Road (-74.600661, 40.775917)
End: Passaic Avenue (-74.128683, 40.856869)

Estimated Travel Time

Distance: 55 km by road

SpeedTime
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.

One-way fuel
1.21 gal
4.58 L · about $4.94
Round trip
$9.89
2.42 gal · 9.16 L
Estimated CO2
10.8 kg one way
Round trip: 21.5 kg / 47 lb CO2, using regular gasoline.
Fuel$/galOne wayRound 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

There is no time difference between Mendham and Passaic. The current time is 22:10:47.

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.