How far is Washington, NJ from Allamuchy, NJ?
The driving distance from Washington, NJ to Allamuchy, NJ is about 20.1 miles (32.4 km), with a travel time of about 00h 30m by car.
- The straight-line flight distance is about 14.4 miles (23.1 km).
- For a round trip, plan for roughly 01h 00m 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 30m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Washington and Allamuchy.
Turn-by-Turn Driving Directions
Step-by-step road directions between Washington and Allamuchy.
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1
Start on East Washington Avenue
2200 ft · 49 sec · East Washington Avenue
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2
Continue on E. Washington Avenue
9.9 mi · 17 min · E. Washington Avenue
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3
Continue straight
31 m · 7 sec
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4
Turn left onto Mountain Avenue
1.6 km · 2 min · Mountain Avenue
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5
Turn right onto Willow Grove Street
1.3 mi · 2 min · Willow Grove Street
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6
Turn left onto Bilby Road
1.4 km · 2 min · Bilby Road
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7
At the end of the road, turn right onto Allamuchy Road
3.3 mi · 6 min · Allamuchy Road
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8
Continue on Hackettstown Road
1562 ft · 36 sec · Hackettstown Road
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9
Turn slight left onto Old Hackettstown Road
1035 ft · 23 sec · Old Hackettstown Road
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10
Turn right onto Puffer Road
32 m · 9 sec · Puffer Road
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11
Turn left
3 m · 1 sec
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12
Keep slight left
11 m · 3 sec
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13
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Washington and Allamuchy.
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.
E. Washington Avenue
Continue on E. Washington Avenue
9.89 mi · 00h 17m
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.
Partly Sunny leaving Washington and Partly Sunny near Allamuchy.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Washington to Allamuchy?
The road trip is about 20.1 miles (32.4 km) and usually takes 00h 30m 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?
Beattystown is a useful midpoint, sitting about 8.6 miles from Washington and 11.5 miles from Allamuchy.
How much longer is the road route than the straight-line distance?
The direct path is about 14.4 miles (23.1 km), while the road route adds roughly 5.7 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 7:30 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.90 one way or $5.80 round trip. Estimated CO2 is about 6.3 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Washington and Partly Sunny near Allamuchy.
Stop Ideas Near Beattystown
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 Beattystown.
New Brunswick station
Metropark station
Newark Liberty International Airport
Princeton Junction station
Flight Path Map
This map shows the direct air route between Washington and Allamuchy. Straight-line distance: 14.34 mi (23.07 km).
#1 Washington
Borough in Warren County, New Jersey, United States
| Population | 6,498 |
| Coordinates | 40.7584300, -74.9793400 |
| Altitude | 139 |
| Country | United States |
#2 Allamuchy
Township in Warren County, New Jersey
| Population | 4,751 |
| Coordinates | 40.9217700, -74.8101700 |
| Altitude | 188 |
| Country | United States |
End: Old Hackettstown Road (-74.810375, 40.921793)
Estimated Travel Time
Distance: 32 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 40m |
| 40 mph (64.37 km/h) | 00h 30m |
| 50 mph (80.47 km/h) | 00h 24m |
| 60 mph (96.56 km/h) | 00h 20m |
| 70 mph (112.65 km/h) | 00h 17m |
| 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 | $4.09 | $2.90 | $5.80 |
| Mid-grade | $4.60 | $3.27 | $6.53 |
| Premium | $4.95 | $3.52 | $7.03 |
| Diesel | $5.98 | $4.25 | $8.49 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.