How far is Alpha, NJ from Trenton, NJ?
The driving distance from Alpha, NJ to Trenton, NJ is about 46.1 miles (74.2 km), with a travel time of about 01h 13m by car.
- The straight-line flight distance is about 38 miles (61.1 km).
- For a round trip, plan for roughly 02h 27m 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 13m.
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.
Borough in Hunterdon County, New Jersey, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Alpha and Trenton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Alpha and Trenton.
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1
Start on the route
10 m · 3 sec
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2
Turn right
19 m · 7 sec
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3
Turn right onto 3rd Avenue
2374 ft · 1 min · 3rd Avenue
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4
At the end of the road, turn right onto New Brunswick Avenue
1 mi · 2 min · New Brunswick Avenue
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5
Turn right
111 m · 6 sec
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6
Take the exit slight right toward I 78, US 22 East
709 ft · 17 sec
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7
Keep slight left to continue on I 78 East, US 22 East: New York
1 km · 1 min
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8
Merge slight left onto Phillipsburg-Newark Expressway
13.3 mi · 15 min · Phillipsburg-Newark Expressway
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9
Take the exit slight right toward NJ 31 South: Flemington, Trenton
1559 ft · 38 sec
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10
Merge slight left onto Route 31 Southbound
9.9 mi · 12 min · Route 31 Southbound
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11
Enter the roundabout and take exit 2 toward US 202
139 m · 9 sec · US 202
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12
Exit the rotary onto US 202
5.7 mi · 8 min · US 202
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13
Take the exit slight right toward NJ 31 South, CR 579 South: Trenton
10.3 mi · 17 min
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14
Enter the roundabout and take exit 2 toward Pennington Road
158 m · 10 sec · Pennington Road
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15
Exit the rotary onto Pennington Road
4.2 mi · 8 min · Pennington Road
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16
Turn left onto Olden Avenue
3.2 mi · 6 min · Olden Avenue
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17
Turn right onto Hamilton Avenue
2992 ft · 1 min · Hamilton Avenue
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18
Turn right onto Chambers Street
2 m · 1 sec · Chambers Street
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19
Arrive at your destination
0 m · 1 sec · Chambers Street
Car Route Details
A richer read on the saved driving route between Alpha and Trenton.
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.
Phillipsburg-Newark Expressway
Merge slight left onto Phillipsburg-Newark Expressway
13.3 mi · 00h 15m
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.
Chance Rain Showers leaving Alpha and Chance Rain Showers near Trenton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Alpha to Trenton?
The road trip is about 46.1 miles (74.2 km) and usually takes 01h 13m 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?
Flemington is a useful midpoint, sitting about 25 miles from Alpha and 21.1 miles from Trenton.
How much longer is the road route than the straight-line distance?
The direct path is about 38 miles (61.1 km), while the road route adds roughly 8.1 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 4:02 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.66 one way or $13.32 round trip. Estimated CO2 is about 14.5 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Alpha and Chance Rain Showers near Trenton.
Stop Ideas Near Flemington
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 Flemington.
Princeton Junction station
Trenton Transit Center
New Brunswick station
Metropark station
Flight Path Map
This map shows the direct air route between Alpha and Trenton. Straight-line distance: 37.97 mi (61.11 km).
#1 Alpha
Borough in Warren County, New Jersey
| Population | 2,263 |
| Coordinates | 40.6670400, -75.1574000 |
| Altitude | 97 |
| Country | United States |
#2 Trenton
The capital of New Jersey.
| Population | 82,957 |
| Coordinates | 40.2170500, -74.7429400 |
| Altitude | 17 |
| Country | United States |
End: Chambers Street (-74.742936, 40.217034)
Estimated Travel Time
Distance: 74 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 32m |
| 40 mph (64.37 km/h) | 01h 09m |
| 50 mph (80.47 km/h) | 00h 55m |
| 60 mph (96.56 km/h) | 00h 46m |
| 70 mph (112.65 km/h) | 00h 39m |
| 80 mph (129 km/h) | 00h 34m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $6.66 | $13.32 |
| Mid-grade | $4.60 | $7.50 | $14.99 |
| Premium | $4.95 | $8.08 | $16.15 |
| Diesel | $5.98 | $9.75 | $19.49 |
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 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.