Welcome to Fort Griswold Battlefield State Park

The site of the largest Revolutionary War battle fought in Connecticut. Explore Now

The Defenders

The names and fates of the brave men who defended the fort on September 6, 1781.
The Defenders

Fort Griswold in modern times

Fort Griswold continued as an active military site long after the Battle of Groton Heights.
Post Revolution


Graves. Genealogy. Homes. The Monument. The Gates. It's all here. Resources for Researchers

Get involved

There are many ways to help preserve and protect this historic site. If you would like to help, please join us.