By Air
The closest major airport to Groton is the Bradley International Airport (BDL) located in Windsor Locks, Connecticut. From the airport, you can rent a car or take a taxi to reach Groton, which is approximately a 1.5-hour drive.
Groton
Groton is a town located in the state of Connecticut, United States. Situated on the eastern bank of the Thames River, it is home to a popu…
Best for you if…
- A 4–5 day trip
- Walkable sightseeing
- Historical sites travelers
- Outdoor activities travelers
- Visiting in Summer
More about this guide
Groton is a strong pick for historical sites & outdoor activities — plan about 3-5 days, with sights close enough to walk between. Peak season: Summer.
Deep guide guide · about 4 min to read · depth score 90/100 (coverage of intro, tips, and mapped places)
Compact density — Walkable and compact — many sights sit close together. (≈10.4 km span)
50
Places to explore
3-5
Recommended days
Summer
Best season
8
Nearby places
Find nearby destinations
When to go
High season: Summer
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
Best months for lower-cost travel: March · April · September · October
Weather
Fall
50°F - 70°F
Spring
50°F - 70°F
Summer
70°F - 90°F
Winter
20°F - 40°F
How to get there
By Train
If you prefer traveling by train, you can take an Amtrak train to the New London Union Station. New London is the neighboring city of Groton and is just a short distance away. From the station, you can hire a taxi or use public transportation to reach Groton.
By Car
Driving to Groton is a convenient option, especially if you are traveling from nearby cities or states. The town is easily accessible via Interstate 95, which runs along the eastern coast of the United States. Simply input the town's address into your GPS or follow road signs to reach Groton.
By Bus
Several bus services operate in the area, providing transportation to and from Groton. You can check with Greyhound or other regional bus companies for schedules and routes that suit your travel plans.
By Boat
If you are coming from Long Island or other nearby islands, you can also reach Groton by taking a ferry. There are ferry services available that connect various islands to Groton, offering a scenic and enjoyable way to travel.
Regardless of the mode of transportation you choose, reaching Groton is relatively easy and hassle-free. Once you arrive, you can explore the town's rich maritime history, visit historic sites, enjoy picturesque landscapes, and experience the warm hospitality of its residents.
Getting to know Groton
Groton is a town located in the state of Connecticut, United States. Situated on the eastern bank of the Thames River, it is home to a population of approximately 40,000 residents. The town covers a total area of 45 square miles, making it the largest municipality in New London County. Groton is renowned for its rich history, dating back to its establishment in 1705. It played a significant role in the American Revolutionary War and was a major center for shipbuilding during the 19th century.
One of the prominent features of Groton is its close proximity to the Naval Submarine Base New London, which is the primary employer in the region. The base serves as the homeport for the United States Navy's Atlantic Fleet of submarines. Groton has a strong connection to the naval industry and is often referred to as the "Submarine Capital of the World." The presence of the submarine base has had a significant impact on the town's economy and culture, with many residents being actively involved in the military or related industries.
In addition to its naval significance, Groton offers a diverse range of attractions and amenities. The town is known for its picturesque coastline, featuring beautiful beaches, marinas, and waterfront parks. Fort Griswold Battlefield State Park, located on the Thames River, attracts history enthusiasts with its well-preserved fortifications and historical exhibits. Groton also boasts several museums, including the Submarine Force Library and Museum, which showcases the history and technology of submarines.
Pre-trip checklist
Compiled from local tips, stay length, and season notes.
Local tips
- Don't forget sunscreen
- Bring comfortable walking shoes
- Try local seafood
Places worth exploring
50 places mapped for this destination
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Walking loops
Evening strolls, half-days, and fuller day loops — clustered by proximity.
Evening stroll 1
~1 km · 4 places
Evening stroll 2
~1 km · 4 places
Evening stroll 3
~1.1 km · 4 places
Half-day loop 1
~3.7 km · 5 places
Half-day loop 2
~2.1 km · 2 places
Half-day loop 3
~3.4 km · 5 places
Half-day loop 4
~1.6 km · 5 places
Full-day loop 1
~11.6 km · 7 places
Full-day loop 2
~2.6 km · 7 places
Full-day loop 3
~1.7 km · 7 places
Suggested 3-day outline
Places ordered by proximity into day buckets. Add what you like to your trip.
Day 1
~5 km path
Day 2
~1.6 km path
Day 3
~0.7 km path
Frequently asked questions
Answers compiled from stay length, season, and local tips for this guide.
How many days do you need in Groton?
Most travelers spend about 3-5 days in Groton, United States.
When is the best time to visit Groton?
High season is typically Summer.
Which months are more budget-friendly in Groton?
Travelers often find better value in March, April, September, October.
What kind of trip is Groton good for?
Groton suits Historical sites, Outdoor activities, Water sports.
Is Groton walkable?
Walkable and compact — many sights sit close together.
Any local tips for Groton?
Don't forget sunscreen
Build your trip
Add Groton and the places you want to see — your itinerary stays on this device.
Multi-city ideas
Nearby combinations sharing travel styles. See all routes
- Groton → Waterford → Central Waterford · ≈5 km
- Groton → New London → Central Waterford · ≈6 km
- Groton → New London → Conning Towers Nautilus Park · ≈9 km
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