Hammond Castle Museum was built in the 1920s by inventor John Hays Hammond, Jr. as a home for his extensive collection of medieval artifacts and his research laboratory.Guests may explore the breathtaking building and grounds of Hammond Castle Museum in Gloucester and take a SELF-GUIDED tour offering new insight into the inventor that was one of the North Shore’s most dynamic residents. Guests should plan 60 minutes to explore the Museum. We look forward to your visit!
- Reservations are required in advance.
- Please note that the Museum is not handicapped accessible as it has many stairs.