Welcome to Castle Island

Fresh food. Friendly faces. Family tradition.

Sullivan’s is a summertime beach-food favorite since 1951—a New England original dedicated to quality food and family traditions passed down through four generations. Over the past 70 years, Sullivan’s has become synonymous with Boston and Castle Island. Generations have flocked to the island with family and friends to celebrate Boston and American history and enjoy the natural beauty of Boston Harbor.

Explore Castle Island

Sullivan’s Castle Island is filled with celebrations and colorful characters. Learn more about our history and discover some fun facts by exploring our illustration of Sullivan’s Castle Island. Have fun and enjoy!


Sully’s Buddies

We love our community! Follow us and post to Instagram with #sullys and you may be featured below.

Find Us on Instagram

A Day at Sullivan’s Castle Island

A visit to Sullivan’s Castle Island is an unforgettable New England experience rooted in more than 70 years of family tradition. Our classic beach food, the beauty of the island, and the spray of saltwater on the wind make the perfect combination for a day with family and friends. Come see what makes Sullivan’s Castle Island a go-to destination for generations of Bostonians.


We serve quality food—fast and hot—in a family-friendly atmosphere.


You can enjoy a creamy shake on a leisurely stroll around the bay.


Take in the Boston skyline, sailboats in the harbor, local fishermen with our crispy fries and clams.


Find a spot for a picnic on the grassy hills surrounding the park.


Enjoy our classic hot dogs and burgers while watching your kids play in the kiddie park.


Be sure to save room for soft serve or an ice cold Raspberry Lime Rickey before you take a tour of historic Fort Independence.