Mystic Marriott Hotel & Spa in Groton is a top hotel in Mystic CT, with spacious rooms and suites, modern design and upscale amenities. A short drive from downtown Mystic, with its renowned Mystic Aquarium and the Mystic Seaport Museum. Near top attractions, including the USS Nautilus, Groton's famed submarine landmarks and the scenic Connecticut shoreline with spots like Esker Point Beach and Ocean Beach Park. Mohegan Sun and Foxwoods Casinos are equally close.Relax at Cerulean Beauty and Spa offering relaxing massages, rejuvenating facials, hair and nail care, and so much more. Stay active at the 24/7 fitness center and heated indoor pool. The Helmsman Kitchen & Bar serves up expertly crafted dishes and cocktails. Plus, an on-site Starbucks.The hotel boasts expansive meeting and event spaces, including two grand ballrooms ideal for weddings, conferences, and social celebrations. Whether you're here for work or play, our elevated hotel in Mystic CT and prime location provide everything you need.