The 1781 massacre overlooking the Thames
Fort Griswold: public battlefield park in Groton with brutal 1781 history and residual haunt lore.
As with other Ghosthound field notes, this article separates documented history from folklore and investigator reports. The haunt stories are included because they circulate — not because they have been proven.
Plan your visit
Address: Park Avenue / Monument Street area, Groton, CT 06340
Official site: https://portal.ct.gov/DEEP/State-Parks/Parks/Fort-Griswold-Battlefield-State-Park
Access: State battlefield park; grounds generally open daylight hours. Monument and museum facilities follow posted seasonal schedules.
Hours: Daylight park access typical; verify museum hours before you go.
Cost: Grounds free; museum/monument access may have separate hours or fees.
Region: New England — Groton, CT
History
On September 6, 1781, British forces under Benedict Arnold attacked Fort Griswold. After the fort fell, American defenders under Col. William Ledyard were killed in a notorious postwar controversy remembered as the Battle of Groton Heights. The site is preserved as a Connecticut state park with a tall granite monument.
Ghost stories and paranormal claims
Labeled lore. Treat the following as longstanding reports and tour-script stories unless a primary source is cited.
Visitors describe residual battlefield atmosphere, unexplained sounds, and shadow movement near earthworks and the monument. Lore is general rather than a single famous named ghost—consistent with many Revolutionary massacre sites.
Field notes
Hours, fees, and access rules change — always double-check the official site or managing agency before you travel. Be a good guest: no trespass, no damage, no removal of objects, and no after-hours entry where barred. Daylight visits are the responsible baseline; paid evening programs only when the operator offers them.
Related reading
Tags: Connecticut, Groton, Revolutionary War, Battlefield, State Park, Haunted Places
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