Is there a direct train?

No, you must transfer at Princeton Junction to the Dinky.

It is about 20 kilometers, roughly a 25-minute drive.

Yes, Princeton is a very safe and welcoming town.

What is the best route?

US-206 North is the most direct and reliable route.

Yes, ride-sharing services are readily available.

Trenton

Princeton

Train Driving

Trenton to Princeton

Updated: 28 May 2026

The distance from Trenton to Princeton is approximately 20 kilometers. You can travel between these two locations by car via US-206 or by taking the NJ Transit train to Princeton Junction and transferring to the 'Dinky' train. The trip typically takes 25 to 35 minutes. Princeton is a historic town known for its university and charming downtown area.

Total Distance: 20 km driving, 18 km air distance.

Fastest Way

Driving is the fastest, taking about 25 minutes.

Cheapest Way

Driving is the most cost-effective for local residents.

Compare Trenton to Princeton Routes

	Train Connecting	Driving Direct
Duration	35 mins	25 mins
Avg Price	$8-$12	$5-$10 in fuel
Operator	NJ Transit	Personal Vehicle
Route	Trenton Transit Center to Princeton Junction, then the Dinky.	US-206 North.
Tip	The Dinky is a historic and scenic way to reach the university campus.	US-206 is the most direct route and is well-maintained.

Travel Tips

Parking
Parking in downtown Princeton can be limited; use public garages.
Walking
Princeton is a very walkable town; enjoy the historic streets.
Train Schedule
Check the NJ Transit app for Dinky train times.
Traffic
US-206 can be busy during rush hour; plan accordingly.
Navigation
Use GPS to find the best parking locations.

Safety Tips

Pedestrian Safety
Be cautious of students and pedestrians in the university area.
Road Safety
Follow speed limits, especially in residential zones.
Night Travel
The town is generally safe at night, but stay aware of your surroundings.
Emergency
Keep your phone charged for navigation and emergency calls.