How far is Menlo Park, NJ from Delaware, NJ?
The driving distance from Menlo Park, NJ to Delaware, NJ is about 58.7 miles (94.5 km), with a travel time of about 01h 22m by car.
- The straight-line flight distance is about 44.3 miles (71.3 km).
- For a round trip, plan for roughly 02h 45m 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 22m.
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 Menlo Park and Delaware.
Turn-by-Turn Driving Directions
Step-by-step road directions between Menlo Park and Delaware.
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1
Start on Philip Street
897 ft · 33 sec · Philip Street
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2
At the end of the road, turn right onto Lincoln Highway
1.4 km · 2 min · Lincoln Highway
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3
Continue on Middlesex Avenue
1.7 mi · 4 min · Middlesex Avenue
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4
Turn right onto New Durham Road
1.6 km · 2 min · New Durham Road
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5
Take the ramp slight right toward I 287 North
1549 ft · 32 sec
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6
Merge slight left
14.5 mi · 17 min
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7
Keep slight left
2.7 mi · 3 min
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8
Take the exit slight left toward I 78 West: Easton, Pennsylvania
1.4 mi · 2 min
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9
Merge slight right onto Phillipsburg-Newark Expressway
12 mi · 14 min · Phillipsburg-Newark Expressway
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10
Take the exit slight right toward NJ 31: Clinton, Flemington, Washington
1963 ft · 43 sec
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11
Merge slight left
16.8 mi · 27 min
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12
At the end of the road, turn left
6.9 mi · 11 min
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13
Turn right onto Clinton Street
149 m · 22 sec · Clinton Street
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14
Arrive at your destination
0 m · 1 sec · Clinton Street
Car Route Details
A richer read on the saved driving route between Menlo Park and Delaware.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
NJ 31
Merge slight left
16.8 mi · 00h 27m
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 Menlo Park and Mostly Sunny near Delaware.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Menlo Park to Delaware?
The road trip is about 58.7 miles (94.5 km) and usually takes 01h 22m 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 29.3 miles from Menlo Park and 29.4 miles from Delaware.
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 14.4 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 3:44 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 Menlo Park and Mostly Sunny near Delaware.
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 Menlo Park and Delaware. Straight-line distance: 44.3 mi (71.3 km).
#1 Menlo Park
Township in Middlesex County, New Jersey, United States
| Population | 97,687 |
| Coordinates | 40.5651000, -74.3373700 |
| Altitude | 42 |
| Country | United States |
#2 Delaware
Census-designated place in Warren County, New Jersey, United States
| Population | 4,409 |
| Coordinates | 40.8928800, -75.0646200 |
| Altitude | 91 |
| Country | United States |
End: Delaware (-75.06462, 40.89288)
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 43m |
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.