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Historic stone-and-earth fortification featuring bastions, casemates, river defenses, and preserved military structures used across multiple American conflicts.
General Information
Wednesday to Sunday: 10am to 4pm
Closed Monday and Tuesday except for special events
Seniors (65+): $14
Veterans: $12
Children (6–12): $10
Children 5 and under: Free
How to Get There
From Boston, MA (310 mi): Take I‑90 W to I‑84 W toward Hartford, continue onto I‑81 S and I‑476 S, then follow I‑95 S to the Island Avenue exit and local roads leading to the fort entrance.
Overview
The Fort Mifflin complex stands at the edge of a tidal river where geography once dictated the fate of a young nation. Constructed in the late 18th century as part of a river defense system, the fort endured one of the heaviest bombardments of the American Revolution during the brutal siege of 1777. Though ultimately evacuated, its stubborn defense delayed enemy supply routes just long enough to alter the course of the war, buying critical time for Continental forces to regroup.
Walking the grounds today reveals layers of American military history embedded in brick and stone. Casemates echo with the memory of artillery fire, parade grounds hint at centuries of routine and discipline, and river views recall the strategic importance of controlling waterways. For visitors, the fort offers an immersive experience—part battlefield, part architectural relic—where resilience and sacrifice remain written into the landscape.
This article uses material from the Wikipedia articles and official resources for the Fort Mifflin on the Delaware, which are released under the Creative Commons Attribution‑Share‑Alike License 3.0.
