Fort Griswold Battlefield State Park
Fort Griswold Battlefield State Park preserves the site of the 1781 Revolutionary War battle, featuring historic earthworks, a monument, and a museum. Visitors can explore the well-preserved fort, learn about Connecticut’s military history, and enjoy scenic views of the Thames River.
Free
Visiting with Dogs
Dogs allowed on leash; owners must clean up after pets. Not permitted in buildings or designated historic areas.
Visitor Tips & Reviews
What Visitors Say
Visitors love Fort Griswold for its rich Revolutionary War history, well-preserved fortifications, scenic river views, informative plaques, and peaceful grounds ideal for walking and reflection.
Tips from Visitors
- Wear comfortable shoes for walking historic grounds.
- Check park hours before visiting.
- Bring water and snacks; limited facilities available.
- Respect monuments and historical artifacts.
- Photography is allowed; be mindful of other visitors.
- Guided tours may be available seasonally.
Amenities
Nearby Attractions
Explore these attractions near Fort Griswold Battlefield State Park:
- Submarine Force Library & MuseumHome to the historic USS Nautilus, this museum offers exhibits on submarine history and naval technology.3 miles away
- Mystic Seaport MuseumA renowned maritime museum featuring historic ships, exhibits, and a recreated 19th-century seafaring village.8 miles away
- Harkness Memorial State ParkA scenic waterfront park with gardens, a historic mansion, and sweeping views of Long Island Sound.9 miles away
Things to Do at Fort Griswold Battlefield State Park
Camping at Fort Griswold Battlefield State Park
Camping is not available at Fort Griswold Battlefield; consider nearby Bluff Point or Rocky Neck State Parks.
Hiking Trails
Fort Griswold Battlefield State Park offers a unique hiking experience with easy, well-maintained trails winding through historic grounds. Visitors enjoy exploring the preserved Revolutionary War fort, scenic views of the Thames River, and informative plaques detailing the site’s history. The park is family-friendly, with open grassy areas and shaded spots perfect for a relaxing walk or a picnic after your hike.
Fort Griswold Battlefield Loop Trail
EasyA loop trail that circles the historic fort, offering views of the Thames River and interpretive signs about the Revolutionary War battle.
River Overlook Path
EasyShort path leading to a scenic overlook of the Thames River, ideal for history buffs and families.
Historic Grounds Walk
EasyA gentle walk across the historic battlefield grounds, passing monuments and memorials.
Fort Perimeter Trail
ModerateTrail that traces the outer defenses of the fort, with some uneven terrain and informative plaques.
Directions
From I-95, take Exit 87, follow signs for Groton, and turn onto Fort Street. The park is at the end of Fort Street.
Contact & Info
Frequently Asked Questions
What are the main attractions at Fort Griswold Battlefield State Park?
The park features the historic Revolutionary War fort, a museum, the Groton Monument, and scenic views of the Thames River. Visitors enjoy exploring the fort's earthworks and learning about the 1781 Battle of Groton Heights.
Is there an entrance fee for Fort Griswold Battlefield State Park?
No, admission to Fort Griswold Battlefield State Park is free for all visitors.
Are guided tours available at the park?
Yes, guided tours are available seasonally, especially during the summer. Check the park’s website or call ahead for schedules.
Can I climb the Groton Monument?
Yes, visitors can climb the Groton Monument when it is open. The climb offers panoramic views, but be prepared for a steep staircase.
Is the park suitable for children and families?
Yes, the park is family-friendly, with open spaces for kids to explore and educational exhibits about local history.
Are pets allowed at Fort Griswold Battlefield State Park?
Yes, pets are allowed in outdoor areas but must be leashed at all times. Pets are not permitted inside buildings.

Don’t Forget the Essentials
Essential camping & hiking gear we recommend to make your park trip easier and more comfortable.
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