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Long Island Marriott

Event Spaces

Long Island Marriott is an ideal venue for any event or gathering. Customize our versatile spaces to meet your needs, whether you choose our intimate boardrooms or an elegant ballroom perfect for a memorable party. Our convenient Nassau County location near international airports and the Long Island Railroad ensures easy access for your attendees.

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Grand Ballroom

The largest of our hotel's rental spaces available, the elegant Grand Ballroom provides a sophisticated atmosphere for your party in a convenient Long Island location.

Square Footage: 9,720 square feet of total event space


Guest Capacity:

  • Theater Seating - 1,000 guests
  • Schoolroom - 600 guests
  • Reception - 1,200 guests
  • Banquet - 700 guests

Highlights: Luxuriate under 14-foot ceilings in a large foyer space perfect for exhibits, parties, pre-event registration and VIP receptions. The Grand Ballroom is a versatile event space easily broken into smaller venues to accommodate meetings of any size.

The Grand Ballroom is located on the lobby level of our Long Island hotel.

Long Island venue space

Chardonnay Room

One of our hotel's most popular venues, the light-filled Chardonnay Room is a versatile space best used as a party room or a venue for meetings or other events.

Square Footage: 1,900 square feet

Dimensions: Large, L-Shaped Room

Guest Capacity:

  • Reception - 250 guests
  • Banquet - 200 guests

Highlights: Solarium-style glass wraps around the top of the 14-foot-high ceiling provide this event space with abundant natural light during the day and a sophisticated ambiance at night. Featuring state-of-the-art LED lighting, this party room is ideal for social events, corporate dining and meetings of all sizes.

Location: Lobby Level

Long Island event space

Lighthouse Ballrooom

Ideal for smaller events, theater-style meetings or breakout sessions from the Grand Ballroom, the Lighthouse Ballroom venue is a rental space that is easily customized to suit your event needs.

Square Footage: 2,860 square feet of total space

Dimensions: 110x26x10 (LxWxH)

Guest Capacity:

  • Theatre - 250 guests
  • Schoolroom - 120 guests
  • Reception - 200 guests
  • Banquet - 200 guests

Highlights: Located directly across the foyer from the Grand Ballroom, this smaller event space is suited for exhibits, post-conference receptions and many other functions.

Location: Lobby Level

Event venue Long Island

Executive Boardroom

The sophisticated Executive Boardroom is the ideal space for VIP meetings, corporate luncheons, client presentations, training sessions or smaller parties. Whatever brings your organization to Long Island, count on us to accommodate your needs.

Footage: 520 square feet of space

Dimensions: 20x26x10 (LxWxH)

Guest Capacity:

  • Conference - 12 guests

Highlights: Large, comfortable chairs surrounding a permanent oak boardroom table give this Long Island event space an atmosphere designed for success. Large windows line one wall of this venue, providing natural light and an open, airy feel. Modern audiovisual technology and Wi-Fi are available.

Location: Conference Wing

Event space Long Island

Skylight Suite

Featuring 1,600 square feet of flexible event space, the Skylight Suite at Long Island Marriott is the perfect venue to host your next mid-sized gathering.

Square Footage: 1,600

Dimensions: Round room with 10-foot ceilings

Guest Capacity:

  • Theatre - 100 guests
  • Schoolroom - 80 guests
  • Conference - 40 guests
  • U-Shape - 40 guests
  • Reception - 100 guests
  • Banquet - 90 guests

Highlights: This space sits just steps from the Grand and Lighthouse Ballrooms. The unique, round shape makes this party room a wonderful alternate venue, ideal for breakout meetings and general sessions. Host meal breaks and VIP parties near our inviting outdoor patio.

Location: Lobby Level

Long Island ballroom venue

Forum Rooms

Located in the Convention Center Wing of our Long Island hotel, the Forum Rooms are optimal venues for events that require flexible breakout space.

Square Footage: 598 square feet/520 square feet (Forum V) Dimensions: 23x26x10 (LxWxH)

Dimensions: 23x26x10 (LxWxH)

Guest Capacity:

  • Theatre - 30 guests
  • Schoolroom - 20 guests
  • Conference - 22/20 guests
  • U-Shape - 16 guests
  • Reception - 50/30 guests
  • Banquet - 30 guests

Highlights: All of our Forum Rooms have large windows allowing abundant natural light to stream in.

Location: Conference Wing

Long Island meeting venue

College Rooms

The four College Rooms at our Long Island hotel are superb breakout venues or event spaces for smaller groups. They sit off the foyer, making them easily accessible for coffee breaks, lunch receptions and more.

Hofstra: 780 square feet

Adelphi: 1,326 square feet

Molly: 624 square feet

Long Island University & Ampitheatre: 1,326 square feet

Location: Conference Wing

Meeting space Long Island

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