Is there a train between New London and Groton?

No, there is no passenger rail service between these two adjacent towns.

How long does it take to drive?

It takes approximately 10 minutes depending on traffic conditions.

Are there tolls on the bridge?

No, the Gold Star Memorial Bridge is toll-free.

Can I walk across the bridge?

No, there is no pedestrian walkway on the Gold Star Memorial Bridge.

What is the best bus line?

The SEAT Route 108 is the primary bus line connecting the two cities.

New London

Groton

Bus Driving

New London to Groton

Updated: 28 May 2026

The journey from New London to Groton spans approximately 5 kilometers across the Thames River. You will primarily utilize the Gold Star Memorial Bridge, which carries Interstate 95 over the water. Travel time is typically 10 minutes by car, though peak hours can increase this duration. Local bus services provided by SEAT offer a reliable alternative for those without personal vehicles. This route is essential for commuters working at the Electric Boat shipyard or the Naval Submarine Base.

Total Distance: 5 km driving, 3 km air distance.

Fastest Way

Driving via I-95, taking roughly 10 minutes.

Cheapest Way

SEAT bus at $1.75 per trip.

Compare New London to Groton Routes

	Bus Direct	Driving Direct
Duration	20 mins	10 mins
Avg Price	$1.75	$2 - $5 fuel
Operator	SEAT (Southeast Area Transit)	Personal Vehicle
Route	Route 108 from New London Union Station.	I-95 North via Gold Star Memorial Bridge.
Tip	Check the SEAT website for real-time bus tracking to avoid long waits at the station.	Avoid the bridge during 7:00 AM and 4:00 PM to bypass shipyard shift change traffic.

Travel Tips

Bridge Traffic
The Gold Star Memorial Bridge is a major bottleneck; use local roads if I-95 is backed up.
Parking
Parking at the Submarine Museum is free and ample for visitors.
Bus Passes
Purchase a day pass from the SEAT driver to save money on multiple trips.
Walking
Walking across the bridge is not recommended due to high-speed traffic and narrow shoulders.
Timing
Plan your travel around the Electric Boat shift changes to save 15 minutes of commute time.

Safety Tips

Bridge Safety
Keep a safe following distance on the bridge, especially during high winds.
Pedestrian Safety
Use designated crosswalks in downtown Groton as traffic can be heavy near the shipyard.
Weather
Fog often rolls off the Thames River; use low-beam headlights during early morning commutes.
Emergency
Keep your phone charged as cell service is reliable throughout the entire short route.