Hotel 1620 Plymouth Harbor is a waterfront hotel and wedding venue in Plymouth, MA, set on the downtown harbor between Boston and Cape Cod, steps from Plymouth Rock and the Mayflower II. A full-service hotel with a coastal, nautical feel, it pairs an outdoor ceremony space overlooking the water with the paneled Regency Ballroom for receptions of up to 250 guests and the window-lined Atlantic Room for smaller gatherings. All-inclusive packages and 175 on-site guest rooms make it a natural home base for a full wedding weekend.
What makes Hotel 1620 Plymouth Harbor a standout South Shore wedding venue?
Location is the headline. The hotel sits on Plymouth’s downtown harbor, steps from Plymouth Rock, the Mayflower II, and the marina, and roughly halfway between Boston and Cape Cod, so out-of-town guests arrive easily. Ceremonies can happen right on the water: an outdoor space overlooking the harbor, where a deck serves as the altar and guests are seated on the lawn. Being a full-service hotel with 175 rooms sets it apart for a wedding weekend, with room blocks for guests, getting-ready rooms with harbor views, and space for a rehearsal dinner, a welcome party, and a day-after brunch, all walkable to downtown attractions. The all-inclusive packages ease the planning, bundling five hours of reception time, custom in-house catering of New England cuisine, linens, a wedding coordinator, cake cutting, centerpieces, and a champagne greeting, and couples single out the events team by name for running seamless, stress-free days. A classic paneled ballroom and a harborfront ceremony reward lighting and sound tuned to the space, which is where Black Diamond comes in.
Event spaces at Hotel 1620 Plymouth Harbor
- The Regency Ballroom: the largest function room, a classic paneled space for a reception with a dance floor, with a cocktail area and bar right outside, for up to 250 guests, year-round.
- The Atlantic Room: an intimate room with floor-to-ceiling windows for dinner and dancing, also used for indoor ceremonies, rehearsal dinners, and a day-after brunch, for up to 80 guests, year-round.
- Outdoor Harborfront Ceremony Space: a waterfront setting where a deck serves as the altar and chairs are placed on the lawn overlooking the harbor, seasonal in the warmer months.
How does Black Diamond produce events at Hotel 1620 Plymouth Harbor?
A classic paneled ballroom and an outdoor harborfront ceremony reward lighting and sound tuned to the space, all on LED fixtures. We bring custom uplighting to warm the Regency Ballroom, and we run sound that carries a waterfront ceremony into a cocktail hour just outside the ballroom and a reception inside. Our DJ and MC talent keeps the floor moving, photo booths add a keepsake, live musicians set the tone for the ceremony and cocktail hour, and our photography and videography team captures the harbor, the deck altar, the Atlantic Room’s floor-to-ceiling windows, and the ballroom. Because couples here bring in their own entertainment and photography and videography, our full production team fits right in. For the meetings and corporate events the hotel’s 15,000 square feet of space hosts, we bring full corporate event production.
Common questions about weddings at Hotel 1620 Plymouth Harbor
Where do ceremonies take place? Outdoors on the harborfront ceremony space, where a deck serves as the altar and guests are seated on the lawn overlooking the water, or indoors in the Atlantic Room or the ballroom.
What is the rain plan? If the weather turns, the ceremony moves indoors to the Atlantic Room or the ballroom, and the events team is known for pulling together a polished indoor backup quickly.
How many guests can it hold? Up to 250 for a reception in the Regency Ballroom, with the Atlantic Room seating up to 80 for smaller weddings, rehearsal dinners, or a day-after brunch.
Does Black Diamond do corporate events here too? Yes. The hotel offers more than 15,000 square feet of meeting and event space, and we bring full corporate event production.
