How far is Trenton, NJ from Knowlton, NJ?
The driving distance from Trenton, NJ to Knowlton, NJ is about 61.1 miles (98.3 km), with a travel time of about 01h 36m by car.
- The straight-line flight distance is about 51.5 miles (82.9 km).
- For a round trip, plan for roughly 03h 12m 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 36m.
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.
Township in Hunterdon County, New Jersey, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Trenton and Knowlton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Trenton and Knowlton.
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1
Start on Chambers Street
2 m · 6 sec · Chambers Street
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2
Turn left onto Hamilton Avenue
2992 ft · 1 min · Hamilton Avenue
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3
Turn left onto South Olden Avenue
3.2 mi · 6 min · South Olden Avenue
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4
Turn right onto Pennington Road
4.2 mi · 8 min · Pennington Road
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5
Enter the roundabout and take exit 3 toward Pennington Road
643 ft · 12 sec
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6
Exit the rotary
10 mi · 16 min
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7
Take the exit slight right toward NJ 31 North, US 202 North: Flemington
5.6 mi · 8 min
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8
Keep slight left
130 m · 6 sec
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9
Enter the roundabout and take exit 2 toward NJ 31
566 ft · 7 sec · NJ 31
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10
Exit the rotary onto NJ 31
26.9 mi · 40 min · NJ 31
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11
At the end of the road, turn left
6.2 mi · 9 min
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12
Turn right onto Knowlton Road
4 mi · 7 min · Knowlton Road
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13
Turn left onto Magnolia Drive
39 m · 6 sec · Magnolia Drive
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14
Arrive at your destination
0 m · 1 sec · Magnolia Drive
Car Route Details
A richer read on the saved driving route between Trenton and Knowlton.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
NJ 31
Exit the rotary onto NJ 31
26.9 mi · 00h 40m
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 Trenton and Mostly Sunny near Knowlton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Trenton to Knowlton?
The road trip is about 61.1 miles (98.3 km) and usually takes 01h 36m 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 30.6 miles from Trenton and 30.5 miles from Knowlton.
How much longer is the road route than the straight-line distance?
The direct path is about 51.5 miles (82.9 km), while the road route adds roughly 9.6 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 3:18 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.83 one way or $17.65 round trip. Estimated CO2 is about 19.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Trenton and Mostly Sunny near Knowlton.
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 Trenton and Knowlton. Straight-line distance: 51.51 mi (82.89 km).
#1 Trenton
The capital of New Jersey.
| Population | 82,957 |
| Coordinates | 40.2170500, -74.7429400 |
| Altitude | 17 |
| Country | United States |
#2 Knowlton
Township in Warren County, New Jersey
| Population | 2,930 |
| Coordinates | 40.9303800, -75.0279500 |
| Altitude | 215 |
| Country | United States |
End: Knowlton (-75.02795, 40.93038)
Estimated Travel Time
Distance: 98 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 02m |
| 40 mph (64.37 km/h) | 01h 31m |
| 50 mph (80.47 km/h) | 01h 13m |
| 60 mph (96.56 km/h) | 01h 01m |
| 70 mph (112.65 km/h) | 00h 52m |
| 80 mph (129 km/h) | 00h 45m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $8.83 | $17.65 |
| Mid-grade | $4.60 | $9.93 | $19.87 |
| Premium | $4.95 | $10.70 | $21.40 |
| Diesel | $5.98 | $12.92 | $25.83 |
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.