How far is Union City, NJ from Mendham, NJ?
The driving distance from Union City, NJ to Mendham, NJ is about 38.6 miles (62.1 km), with a travel time of about 00h 51m by car.
- The straight-line flight distance is about 30.2 miles (48.6 km).
- For a round trip, plan for roughly 01h 43m 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 51m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in New Jersey, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Union City and Mendham.
Turn-by-Turn Driving Directions
Step-by-step road directions between Union City and Mendham.
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1
Start on 45th Street
606 ft · 33 sec · 45th Street
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2
Turn left onto John F. Kennedy Boulevard
2897 ft · 1 min · John F. Kennedy Boulevard
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3
Turn slight left
776 ft · 26 sec
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4
Take the ramp slight right toward NJ 495 West, NJTP West
876 ft · 22 sec
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5
Continue on NJ 495 West
114 m · 11 sec
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6
Merge slight left
1077 ft · 19 sec
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7
Take the exit slight right toward NJ 3 West: Secaucus
1534 ft · 30 sec
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8
Keep slight left to continue on NJ 3 West: Clifton
138 m · 7 sec
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9
Merge slight left
10.2 mi · 12 min
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10
Merge slight right
10.8 mi · 12 min
-
11
Take the exit slight left toward I 80 West: Dover, Del Water Gap
1366 ft · 33 sec
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12
Continue on Interstate 80 West
2.1 mi · 3 min · Interstate 80 West
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13
Keep slight left to continue on I 287 South: Morristown
1.9 mi · 3 min
-
14
Merge slight right
3.8 mi · 5 min
-
15
Take the exit slight right toward CR 510: Lafayette Avenue, Ridgedale Avenue
855 ft · 21 sec
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16
Keep slight left to continue on CR 510: Morris Avenue, Lafayette Avenue
889 ft · 22 sec
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17
Turn straight onto Lafayette Avenue
1821 ft · 32 sec · Lafayette Avenue
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18
Turn right onto Morris Street
673 ft · 19 sec · Morris Street
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19
Enter the roundabout and take exit 2 toward Morris Street
56 m · 3 sec · Morris Street
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20
Exit the roundabout onto Morris Street
535 ft · 11 sec · Morris Street
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21
Turn slight right onto East Park Place
69 m · 4 sec · East Park Place
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22
Keep slight left to continue on East Park Place
148 m · 11 sec · East Park Place
-
23
Continue on North Park Place
36 m · 6 sec · North Park Place
-
24
Turn right onto Washington Street
1.1 km · 2 min · Washington Street
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25
Continue on Mendham Avenue (Old Rt. 24)
1737 ft · 29 sec · Mendham Avenue (Old Rt. 24)
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26
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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27
Continue on Mendham Road East
3.2 mi · 5 min · Mendham Road East
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28
Continue on Mendham Road (Old Rt. 24)
1.5 km · 1 min · Mendham Road (Old Rt. 24)
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29
Arrive at your destination
0 m · 1 sec · Mendham Road
Car Route Details
A richer read on the saved driving route between Union City and Mendham.
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.
NJ 3 West
Merge slight right
10.8 mi · 00h 12m
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.
Partly Sunny leaving Union City and Mostly Cloudy near Mendham.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Union City to Mendham?
The road trip is about 38.6 miles (62.1 km) and usually takes 00h 51m 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?
Clinton is a useful midpoint, sitting about 19.3 miles from Union City and 19.3 miles from Mendham.
How much longer is the road route than the straight-line distance?
The direct path is about 30.2 miles (48.6 km), while the road route adds roughly 8.4 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 4:46 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.56 one way or $11.11 round trip. Estimated CO2 is about 12.1 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Union City and Mostly Cloudy near Mendham.
Stop Ideas Near Clinton
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 Clinton.
Pennsylvania Station
Newark Liberty International Airport
Pennsylvania Station
Metropark station
Flight Path Map
This map shows the direct air route between Union City and Mendham. Straight-line distance: 30.19 mi (48.58 km).
#1 Union City
The most populous city in Hudson County, New Jersey.
| Population | 67,982 |
| Coordinates | 40.7795500, -74.0237500 |
| Altitude | 53 |
| Country | United States |
#2 Mendham
Borough in Morris County, New Jersey
| Population | 4,836 |
| Coordinates | 40.7759300, -74.6007100 |
| Altitude | 187 |
| Country | United States |
End: Mendham (-74.60071, 40.77593)
Estimated Travel Time
Distance: 62 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 17m |
| 40 mph (64.37 km/h) | 00h 57m |
| 50 mph (80.47 km/h) | 00h 46m |
| 60 mph (96.56 km/h) | 00h 38m |
| 70 mph (112.65 km/h) | 00h 33m |
| 80 mph (129 km/h) | 00h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $5.56 | $11.11 |
| Mid-grade | $4.60 | $6.25 | $12.51 |
| Premium | $4.95 | $6.74 | $13.47 |
| Diesel | $5.98 | $8.13 | $16.27 |
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 · May 26, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.