625 North Road (Route 117), Groton, Connecticut 06340 USA
+1 860-446-2600

Fully renovated guest rooms and luxurious Red Door Spa.

Rewards Category 5 · Points needed per night

Located in Groton, CT, the Mystic Marriott Hotel & Spa is the hub for corporate, group, conference and leisure travel in the Mystic,CT shore region. This destination is an architecturally stunning Connecticut hotel boasting 285 fully renovated guest rooms and suites. Experience Mystic Seaport, Mystic Aquarium, golf, beaches & nearby Mohegan Sun & Foxwoods Casinos. Indulge in services offered at our on-site, enhanced Red Door Spa. Enjoy our swimming pool and fitness center. Dine at our award-winning, Octagon Restaurant. Our location is convenient to New York City and Boston, as well as the Hartford CT Bradley airport and the Providence TF Green RI airport. Our hotel offers a unique location for business meetings, conferences, social events & weddings with 20,297 sq ft of flexible event space including 21 meeting and breakout rooms and a 10,320-sq-ft Grand Ballroom. Our hotel is perfect for business or pleasure. Shuttle Service, based on availability, for a fee, within 5 mile radius.

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Guest Reviews

4.3 out of 5.0
90% of guests recommend this hotel

Hear from our guests about their stay from 816 confirmed guest reviews

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Key Amenities

  • Full service spa
  • Fitness center
  • Pool
  • Free high-speed internet


  • Award-winning Octagon Steakhouse, Starbucks, Concierge lounge open Mon PM to Fri AM. EV charging stations

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  • The Red Door Spa on property.

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  • Near Mohegan Sun, Foxwoods & MGM Grand gaming and entertainment, shopping, restaurants & CT beaches

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Travel Brilliantly at our Fully Redesigned Hotel

Enjoy sophisticated design and stylish touches in our newly renovated guest rooms. Refresh with luxurious heath and beauty services at Red Door Spa. Then, dine at Octagon Steakhouse for the finest steaks and freshest seafood.

Guest Rooms

Perfect hotel for business or pleasure

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Let Us Spark Your Curiosity

Marriott Hotels celebrates creativity, collaboration and ingenuity. Travel Brilliantly seeks to not just celebrate and reward, but to foster your imagination and expand your mind through stories that motivate and inspire.

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Reinventing the everyday

At Marriott Hotels we seek to offer moments of inspiration for our guests. That’s why we have partnered with TED to create experiences that fuel your curiosity and spark your imagination.


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Mystic Marriott® Hotel & Spa