Looking for a unique and unforgettable venue for your next event? Look no further than our private island paradise! With 204 acres of serene splendor located just a 30-minute ferry ride through Boston Harbor, our island is perfect for both intimate retreats and grand celebrations. From casual Boston clambakes to elegant affairs, our island paradise has everything you need to create memories that will last a lifetime.
Our professional event staff is here to serve you with friendly and welcoming service, offering creative entertainment and locally crafted cuisine. Choose from our customized packages and unique amenities to make your event truly one-of-a-kind. So why not gather your friends or colleagues and create new memories in an exclusive and private setting?
We’re here to help you create an unforgettable event that leaves a lasting impact! Book now for celebrations between May and October. Reach out to us and let’s begin planning your remarkable gathering at our private island escape today!
By choosing Cathleen Stone Island for your family event or corporate outing, you are supporting outdoor leadership and science education for Boston Public School students. Learn more about the transformational opportunities you are making possible for kids from Boston’s most underserved neighborhoods.
Explore the map below to start planning your island event! Learn about our venue spaces, catering services, overnight accommodations and entertainment options!
Thompson Island is one of the largest, most accessible and most ecologically diverse islands in the Boston Harbor Islands National and State Park. With 204 acres of undeveloped property, the island has mature forests, meadows, freshwater and marine wetlands, salt marshes, and a variety of important geological features. Amenities include a formal school campus complete with dormitories, dining hall, classrooms, lab space, auditoriums, gymnasium, outdoor challenge courses, and climbing towers.
Thompson Island is one of the largest, most accessible and most ecologically diverse islands in the Boston Harbor Islands National and State Park. With 204 acres of undeveloped property, the island has mature forests, meadows, freshwater and marine wetlands, salt marshes, and a variety of important geological features. Amenities include a formal school campus complete with dormitories, dining hall, classrooms, lab space, auditoriums, gymnasium, outdoor challenge courses, and climbing towers.