How far is Phillipsburg, NJ from Knowlton, NJ?
The driving distance from Phillipsburg, NJ to Knowlton, NJ is about 21.4 miles (34.4 km), with a travel time of about 00h 37m by car.
- The straight-line flight distance is about 18.4 miles (29.6 km).
- For a round trip, plan for roughly 01h 14m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 37m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Phillipsburg and Knowlton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Phillipsburg and Knowlton.
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1
Start on Hudson Street
983 ft · 32 sec · Hudson Street
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2
At the end of the road, turn left onto Warren Street
47 m · 8 sec · Warren Street
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3
Turn right onto Memorial Parkway
1094 ft · 29 sec · Memorial Parkway
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4
Take the exit right toward Ingersoll Avenue
101 m · 13 sec
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5
Turn right onto Bates Street
72 m · 10 sec · Bates Street
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6
Turn left onto Memorial Parkway
802 ft · 25 sec · Memorial Parkway
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7
Turn slight right onto Lincoln Road
1201 ft · 29 sec · Lincoln Road
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8
Continue on North 1st Street
620 ft · 16 sec · North 1st Street
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9
Turn right onto Belvidere Road
7.8 mi · 13 min · Belvidere Road
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10
Continue on Phillipsburg - Belvidere Road
2.1 mi · 3 min · Phillipsburg - Belvidere Road
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11
Continue on Phillipsburg-Belvidere Road
1 mi · 2 min · Phillipsburg-Belvidere Road
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12
Continue on Greenwich Street
2895 ft · 2 min · Greenwich Street
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13
Continue on Market Street
1584 ft · 57 sec · Market Street
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14
Turn right onto Manunkachunk Road
1.4 mi · 2 min · Manunkachunk Road
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15
Turn left
3.1 mi · 5 min
-
16
Turn right onto Knowlton Road
4 mi · 7 min · Knowlton Road
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17
Turn left onto Magnolia Drive
39 m · 6 sec · Magnolia Drive
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18
Arrive at your destination
0 m · 1 sec · Magnolia Drive
Car Route Details
A richer read on the saved driving route between Phillipsburg and Knowlton.
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.
Belvidere Road
Turn right onto Belvidere Road
7.83 mi · 00h 13m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny leaving Phillipsburg and Sunny near Knowlton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Phillipsburg to Knowlton?
The road trip is about 21.4 miles (34.4 km) and usually takes 00h 37m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Belvidere is a useful midpoint, sitting about 10.7 miles from Phillipsburg and 10.7 miles from Knowlton.
How much longer is the road route than the straight-line distance?
The direct path is about 18.4 miles (29.6 km), while the road route adds roughly 3 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:16 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.22 one way or $6.44 round trip. Estimated CO2 is about 6.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Phillipsburg and Sunny near Knowlton.
Stop Ideas Near Belvidere
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 Belvidere.
White Haven, PA
New Brunswick station
Princeton Junction station
Metropark station
Flight Path Map
This map shows the direct air route between Phillipsburg and Knowlton. Straight-line distance: 18.42 mi (29.65 km).
#1 Phillipsburg
Town in New Jersey
| Population | 14,238 |
| Coordinates | 40.6937100, -75.1901800 |
| Altitude | 96 |
| 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: 34 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 42m |
| 40 mph (64.37 km/h) | 00h 32m |
| 50 mph (80.47 km/h) | 00h 25m |
| 60 mph (96.56 km/h) | 00h 21m |
| 70 mph (112.65 km/h) | 00h 18m |
| 80 mph (129 km/h) | 00h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.30 | $3.22 | $6.44 |
| Mid-grade | $4.88 | $3.66 | $7.32 |
| Premium | $5.18 | $3.88 | $7.76 |
| Diesel | $6.32 | $4.74 | $9.48 |
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 · Oct 15, 2026