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Trip from Clifton, NJ to Mendham, NJ

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Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Sep 12, 2026 · Editorial standards

Drive Time

41m

Distance

29.2 mi

47 km

Drive Score

8/10

Great drive

Same Day?

Yes, doable

Fuel Cost

$5

one way

EV Charging

Unknown

Best Time to Leave

Save up to 10 min
4 AM
0h 38m ★
6 AM
0h 41m
8 AM
0h 48m
10 AM
0h 44m
12 PM
0h 43m
3 PM
0h 44m
5 PM
0h 48m
8 PM
0h 39m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

city in Passaic County, New Jersey, United States

Clifton, NJ

Wikimedia Commons

Downtown Mendham, NJ, NJ

Mendham, NJ

Dajana Blakcori

Trip Overview

The drive from Clifton, NJ to Mendham, NJ covers 29.2 miles and takes about 41m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.

The route leans on US 46, I 287, Mendham Road East for much of the mileage, and the overall profile is mostly highway. The longest uninterrupted segment is about 10.8 miles on US 46. At current regular gas prices, budget about $5.02 one way before food or hotel costs.

Main Roads

Road Distance Duration
US 46 10.8 mi 12m
I 287 3.8 mi 5m
Mendham Road East 3.2 mi 4m
Interstate 80 West 2.1 mi 2m
Washington-Mendham Road E. (Old Rt. 24) 1.6 mi 2m
State Route 3 1.3 mi 1m
Mendham Road (Old Rt. 24) 0.9 mi 1m
Washington Street 0.7 mi 1m
Longest stretch: US 46 — 10.8 mi, about 12m

Traffic on I-80

Hour-of-day weekday pattern from 50 FHWA count stations on your route.

Peak

4 PM

~4,829 veh/hr typical

Quietest

2 AM

~323 veh/hr

Peak-to-quiet ratio

15×

busier at peak than in the quiet hours

12a 6a noon 6p 11p

Averaged across 98 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).

Turn-by-Turn Driving Directions

Step-by-step road directions between Clifton, NJ and Mendham, NJ.

1

Start on Holly Street

516 ft · 26 sec · Holly Street
2

Turn left onto Donna Drive

0.1 mi · 34 sec · Donna Drive
3

At end of road, turn right onto Olga B Terrace

441 ft · 21 sec · Olga B Terrace
4

Turn right onto Hutton Road

39 ft · 7 sec · Hutton Road
5

Turn left onto Olga B Terrace

174 ft · 13 sec · Olga B Terrace
6

Turn left onto NJ 161

0.5 mi · 1 min · Clifton Avenue
7

At end of road, turn right onto CR 602

0.2 mi · 31 sec · Allwood Road
Use the right lane.
8

Take the ramp

0.1 mi · 18 sec
Toward NJ 3 West, GSP South
9

Merge onto NJ 3

1.3 mi · 1 min · State Route 3
Use the straight / slight right lanes.
10

Merge onto US 46

11 mi · 12 min · US 46
Use the straight lane.
11

Take the exit

0.3 mi · 33 sec
Toward I 80 West: Dover, Del Water Gap
12

Continue on I 80W

2.1 mi · 2 min · Interstate 80 West
Toward I 287: Morristown, Mahwah Use the straight / slight left lanes.
13

Keep slight left at fork

1.9 mi · 2 min
Exit 43A Toward I 287 South: Morristown
14

Merge onto I 287

3.8 mi · 5 min · I 287
15

Take the exit

0.2 mi · 20 sec
Exit 36 Toward CR 510: Lafayette Avenue, Ridgedale Avenue Use the straight / slight right lanes.
16

Keep slight left at fork

0.2 mi · 21 sec
Toward CR 510: Morris Avenue, Lafayette Avenue Use the straight / slight right lanes.
17

Turn straight onto CR 510

0.3 mi · 32 sec · Lafayette Avenue
Use the straight / right lanes.
18

Turn right onto CR 510

0.1 mi · 18 sec · Morris Street
19

Enter roundabout onto CR 510

183 ft · 3 sec · Morris Street
20

Continue on CR 510

0.1 mi · 11 sec · Morris Street
Use the straight lane.
21

Turn slight right onto US 202; CR 510

225 ft · 3 sec · East Park Place
Use the right lane.
22

Keep slight left at fork onto CR 510

487 ft · 11 sec · East Park Place
Use the straight lane.
23

Continue on US 202; CR 510

119 ft · 5 sec · North Park Place
24

Turn right onto CR 510

0.7 mi · 1 min · Washington Street
Use the right lane.
25

Continue on CR 510

0.3 mi · 29 sec · Mendham Avenue (Old Rt. 24)
26

Continue on CR 510

1.6 mi · 2 min · Washington-Mendham Road E. (Old Rt. 24)
27

Continue on CR 510

3.2 mi · 4 min · Mendham Road East
28

Continue on CR 510

0.9 mi · 1 min · Mendham Road (Old Rt. 24)
29

Arrive at destination

CR 510

Heads-up: tricky spots

5 of 21

5 decision points cluster between mile 0.2 and 22.3 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

6
0.2 mi into trip | ~1m in | Olga B Terrace

At end of road, turn right onto Olga B Terrace

Complex interchange - multiple decisions in a short stretch

7
1.1 mi into trip | ~3m in

Take the ramp toward NJ 3 West, GSP South

Multiple destination signs - pick the right one

Toward NJ 3 West, GSP South
8
21.3 mi into trip | ~28m in

Take the exit toward CR 510: Lafayette Avenue, Ridgedale Avenue

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight right lanes. Exit 36 Toward CR 510: Lafayette Avenue, Ridgedale Aven...
9
21.5 mi into trip | ~28m in

Keep slight left at fork toward CR 510: Morris Avenue, Lafayette Avenue

Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight right lanes. Toward CR 510: Morris Avenue, Lafayette Avenue
7
22.3 mi into trip | ~30m in | CR 510 / East Park Place

Keep slight left at fork onto CR 510 / East Park Place

Highway fork - watch signs carefully. Lane positioning matters here

Use the straight lane.

Fuel & Cost

Regular Gas

$5.02 one way

$10.04 round trip

$4.37/gal 25.4 MPG avg 10 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.79 $5.51 $11.01
premium $5.13 $5.89 $11.79
diesel $5.97 $6.86 $13.72

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$5

Estimated CO2 emission: 10.2 kg one way. Prices: EIA weekly data, 2026-09-07.

Driving Electric?

About $3 in charging · 0 stops · 70% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 8.8 0 $3.07 $1.40
Efficient EV 7.3 0 $2.56 $1.17
EV Truck/SUV 11.7 0 $4.09 $1.87

Gas CO2

10 kg

EV CO2

3 kg (70% less)

This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.

DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.

Travel Intel

Current conditions at both ends of the drive.

Forecast as of Sep 12, 2026

Origin

Clifton, NJ

Morning in Clifton on Saturday

Local time

6:02 AM

EDT

Current temp

79°F

Unavailable

Live forecast

Destination

Mendham, NJ

Morning in Mendham on Saturday

Local time

6:02 AM

EDT

Current temp

60°F

Unavailable

Live forecast

Time zone

Same local time

Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.

Temperature spread

19 degrees cooler at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

41m on the road

Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.

Weather data from the National Weather Service. Conditions may change; check closer to your travel date.

What kind of drive is this?

29.2 mi in 41m, mostly highway — 10.8 mi of that is on US 46.

62% highway — fuel and pacing are the main things to plan.
29 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 10.8 mi on US 46.

How Hard Is This Drive?

10/10

This is a straightforward highway drive that stays mostly on US 46 and I 287. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.2 miles in near Olga B Terrace.

Driving Effort 10/10

Focused - lots of decisions in a short distance, but it is over quickly

Balances navigation complexity with total wheel time.

This is a short but busy drive. With 21 decision points packed into just 29.2 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 41m.

Where does it get tricky?

The main spots that need attention: at 0.2 miles (Olga B Terrace): Complex interchange - multiple decisions in a short stretch; at 1.1 miles: Multiple destination signs - pick the right one; at 21.3 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.

Elevation Profile

Mostly flat terrain

615 ft 137 ft

Total Climb

622 ft

Total Descent

185 ft

Highest Point

615 ft

~29.2 mi in

Elevation Range

478 ft

Towns Mentioned on Route Signs

Based on OSRM destination-sign hints, not a full list of every settlement the road passes.

Between Clifton, NJ and Mendham, NJ, road signs point toward Del Water Gap and Mahwah.

Del Water Gap

13.3 mi in | ~17m

Mahwah

13.5 mi in | ~17m | via I 80W

About the Cities

Starting in Clifton, NJ

Full guide →

Clifton is a city in Passaic County, New Jersey.

Top landmarks

  • United States Animal Quarantine Station — historic building complex in Clifton, New Jersey
  • Garritse-Doremus-Westervelt House — historic farmhouse in Clifton, New Jersey

City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 41m. Total distance: 29.2 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

41m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

First-Time Driver

Mostly highway driving (62%). Some complex stretches to watch for.

Frequently Asked Questions

The longest stretch is about 10.8 miles on US 46. The full list of main roads is in the Roads section above.

It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Mendham, NJ before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.

Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.

The main spots that need attention: at 0.2 miles (Olga B Terrace): Complex interchange - multiple decisions in a short stretch; at 1.1 miles: Multiple destination signs - pick the right one; at 21.3 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.

Yes. A round trip is manageable in a single day if you plan a break at Mendham, NJ before heading back.

How this page is built

Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, USGS 3DEP for elevation, and FHWA TMAS for hourly traffic volumes. See our methodology for refresh cadence and limitations.

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