Fort Miles Historical Association

Cape Henlopen State Park
Lewes, DE 19958

(302) 645-0753


Fort Miles was constructed during World War II as a vital coastal defense installation to deter potential German attacks on key US infrastructure and port cities, such as Philadelphia and Wilmington. Later, it was home to the Top-Secret US Navy SOSUS program.


Contact Chamber

Phone 302-645-8073
Toll-Free 877-465-3937

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Chamber Hours of Operation

Year Round
Monday - Friday  10 am - 4 pm

Memorial Day to Labor Day Weekends
Saturdays 10 am - 3 pm
Sundays and Holidays 10 am - 2 pm

Columbus Day Weekend to weekend before Memorial Day
Saturdays and Sundays - closed