How far is Delaware, NJ from Menlo Park, NJ?
The driving distance from Delaware, NJ to Menlo Park, NJ is about 58.8 miles (94.6 km), with a travel time of about 01h 12m by car.
- The straight-line flight distance is about 44.3 miles (71.3 km).
- For a round trip, plan for roughly 02h 24m 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 01h 12m.
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 Hunterdon County, New Jersey, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Delaware and Menlo Park.
Turn-by-Turn Driving Directions
Step-by-step road directions between Delaware and Menlo Park.
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1
Start on Clinton Street
149 m · 29 sec · Clinton Street
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2
Turn left
6.9 mi · 11 min
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3
Turn right onto Route 31 South BEGIN
16.9 mi · 26 min · Route 31 South BEGIN
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4
Take the exit slight left toward I 78 East, US 22 East: Newark
1479 ft · 36 sec · ramp to I-78/US 22 East
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5
Merge slight left onto Phillipsburg-Newark Expressway
12.2 mi · 14 min · Phillipsburg-Newark Expressway
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6
Take the exit slight right toward I 287: Morristown, Somerville
2692 ft · 35 sec · Ramp to I-287
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7
Keep slight right to continue on I 287 South: Somerville
1.3 km · 54 sec
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8
Merge slight left
17.2 mi · 20 min
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9
Take the exit slight right toward CR 501: New Durham Road, New Durham, Metuchen
155 m · 12 sec
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10
Keep slight left to continue on CR 501 East: Metuchen
57 m · 10 sec
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11
Turn left onto New Durham Road
1.2 mi · 2 min · New Durham Road
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12
Continue on Middlesex Avenue
1.7 mi · 4 min · Middlesex Avenue
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13
Continue on Lincoln Highway
1.4 km · 2 min · Lincoln Highway
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14
Turn left onto Philip Street
897 ft · 30 sec · Philip Street
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15
Arrive at your destination
0 m · 1 sec · Philip Street
Car Route Details
A richer read on the saved driving route between Delaware and Menlo Park.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
I 287 South
Merge slight left
17.2 mi · 00h 20m
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.
Mostly Sunny leaving Delaware and Mostly Sunny near Menlo Park.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Delaware to Menlo Park?
The road trip is about 58.8 miles (94.6 km) and usually takes 01h 12m 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?
Lebanon is a useful midpoint, sitting about 29.4 miles from Delaware and 29.5 miles from Menlo Park.
How much longer is the road route than the straight-line distance?
The direct path is about 44.3 miles (71.3 km), while the road route adds roughly 14.5 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 4:06 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.46 one way or $16.92 round trip. Estimated CO2 is about 18.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Delaware and Mostly Sunny near Menlo Park.
Stop Ideas Near Lebanon
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 Lebanon.
New Brunswick station
Princeton Junction station
Metropark station
Trenton Transit Center
Flight Path Map
This map shows the direct air route between Delaware and Menlo Park. Straight-line distance: 44.3 mi (71.3 km).
#1 Delaware
Census-designated place in Warren County, New Jersey, United States
| Population | 4,409 |
| Coordinates | 40.8928800, -75.0646200 |
| Altitude | 91 |
| Country | United States |
#2 Menlo Park
Township in Middlesex County, New Jersey, United States
| Population | 97,687 |
| Coordinates | 40.5651000, -74.3373700 |
| Altitude | 42 |
| Country | United States |
End: Phillip Street (-74.337443, 40.565012)
Estimated Travel Time
Distance: 95 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 57m |
| 40 mph (64.37 km/h) | 01h 28m |
| 50 mph (80.47 km/h) | 01h 10m |
| 60 mph (96.56 km/h) | 00h 58m |
| 70 mph (112.65 km/h) | 00h 50m |
| 80 mph (129 km/h) | 00h 44m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $8.46 | $16.92 |
| Mid-grade | $4.60 | $9.52 | $19.04 |
| Premium | $4.95 | $10.25 | $20.51 |
| Diesel | $5.98 | $12.38 | $24.76 |
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.