How far is South Amboy, NJ from Denville, NJ?
The driving distance from South Amboy, NJ to Denville, NJ is about 40.5 miles (65.1 km), with a travel time of about 00h 56m by car.
- The straight-line flight distance is about 30.3 miles (48.7 km).
- For a round trip, plan for roughly 01h 53m 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 56m.
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 in Essex County, New Jersey, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between South Amboy and Denville.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Amboy and Denville.
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1
Start on the route
3.7 mi · 6 min
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2
Take the exit slight left toward GSP North
1867 ft · 46 sec
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3
Continue straight
1529 ft · 37 sec
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4
Keep slight left to continue on GSP North: Garden State Parkway
2041 ft · 50 sec
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5
Merge slight left onto Garden State Parkway
13.1 mi · 18 min · Garden State Parkway
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6
Take the exit slight right toward I 78 West: Springfield
1.3 km · 2 min
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7
Merge slight left onto Phillipsburg-Newark Expressway
3.6 mi · 4 min · Phillipsburg-Newark Expressway
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8
Keep slight right to continue on NJ 24 West: Springfield, Morristown
1798 ft · 34 sec
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9
Continue straight
9.4 mi · 11 min
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10
Keep slight right to continue on I 287 North: Mahwah
2647 ft · 57 sec
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11
Merge slight left
3.5 mi · 5 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 right to continue on Smith Road
673 ft · 25 sec
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14
Turn left onto Smith Road
1918 ft · 42 sec · Smith Road
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15
Merge slight right
3.3 mi · 5 min
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16
Turn straight onto Bloomfield Avenue
1366 ft · 42 sec · Bloomfield Avenue
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17
Keep slight right to continue on Broadway Avenue
1144 ft · 39 sec · Broadway Avenue
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18
Arrive at your destination
0 m · 1 sec · Broadway Avenue
Car Route Details
A richer read on the saved driving route between South Amboy and Denville.
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.
Garden State Parkway
Merge slight left onto Garden State Parkway
13.1 mi · 00h 18m
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.
Sunny leaving South Amboy and Sunny near Denville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Amboy to Denville?
The road trip is about 40.5 miles (65.1 km) and usually takes 00h 56m 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?
Maplewood is a useful midpoint, sitting about 20.2 miles from South Amboy and 20.2 miles from Denville.
How much longer is the road route than the straight-line distance?
The direct path is about 30.3 miles (48.7 km), while the road route adds roughly 10.2 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 4:36 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.84 one way or $11.69 round trip. Estimated CO2 is about 12.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around South Amboy and Sunny near Denville.
Stop Ideas Near Maplewood
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall Parking Lot
#Artlook New York City Hall Wedding Photographer
City Hall Personnel Office
Diamond City Hall Photography
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Maplewood.
Newark Liberty International Airport
Pennsylvania Station
Metropark station
Pennsylvania Station
Flight Path Map
This map shows the direct air route between South Amboy and Denville. Straight-line distance: 30.26 mi (48.7 km).
#1 South Amboy
City in New Jersey
| Population | 9,095 |
| Coordinates | 40.4778800, -74.2907000 |
| Altitude | 38 |
| Country | United States |
#2 Denville
Township in Morris County, New Jersey
| Population | 16,362 |
| Coordinates | 40.8923200, -74.4773800 |
| Altitude | 154 |
| Country | United States |
End: Denville (-74.47738, 40.89232)
Estimated Travel Time
Distance: 65 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 20m |
| 40 mph (64.37 km/h) | 01h 00m |
| 50 mph (80.47 km/h) | 00h 48m |
| 60 mph (96.56 km/h) | 00h 40m |
| 70 mph (112.65 km/h) | 00h 34m |
| 80 mph (129 km/h) | 00h 30m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $5.84 | $11.69 |
| Mid-grade | $4.60 | $6.58 | $13.15 |
| Premium | $4.95 | $7.08 | $14.17 |
| Diesel | $5.98 | $8.55 | $17.10 |
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 · Jul 24, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.