London Marriott Hotel Grosvenor Square

Grosvenor Square, Duke Street, Central London, W1K 6JP

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Located in the heart of Mayfair , London Marriott Hotel Grosvenor Square is a premier destination for large-scale business events. The hotel features 12 versatile event spaces, including an impressive ballroom, capable of hosting up to 1,000 guests.

Ideal for conferences, exhibitions, and high-profile presentations, the venue offers built-in HD audiovisual technology, high-speed Wi-Fi, and the support of an expert event planning team. With Flexible breakout rooms, offering options for networking and collaboration.

Guests can enjoy bespoke catering, including exceptional menus from Gordon Ramsay Bar & Grill. London Marriott Grosvenor Square delivers an event experience that combines scale, service, and environmental responsibility in a prime central London location.

Getting to Mayfair couldn’t be easier, with direct transport links to Heathrow and the ExCeL Exhibition Centre. The venue is highly accessible, whether you’re travelling by Underground, arriving from one of London’s international airports, or driving from further afield.

Facilities

Westminster Ballroom for large conferences and gala dinners
Flexible meeting and event rooms
Natural daylight in selected event spaces
State-of-the-art AV and presentation technology
High-speed Wi-Fi throughout
Luxury guest accommodation
Breakout and networking areas
Gordon Ramsay Bar & Grill on-site
Dedicated event planning team
Central Mayfair location
Walking distance to Bond Street station
Hybrid and virtual event capabilities
Private dining options
Accessible facilities
On-site fitness centre and business services

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Room Information

London Marriott Hotel Grosvenor Square has 12 rooms. The largest, The Westminster Ballroom, holds up to 1000 guests standing or 900 seated. The whole venue holds up to 170 guests standing or 140 seated.

The Westminster Ballroom120-900 seated1000 standing
Belgrave60-100 seated250 standing
Chester48-100 seated180 standing
Eaton64-120 seated200 standing
Belgrave/Chester90-390 seated600 standing
Chester/Eato90-390 seated450 standing
Whitehall558 standing
Hanover18-54 seated80 standing
St James16-36 seated40 standing
Hanover/St James38-95 seated160 standing
Berkley16-60 seated100 standing
Mayfair Rooms 1-4 each12-48 seated40 standing

Combined and whole-venue options

Mayfair Suite combined66-140 seated170 standing

Travel Information

Nearest Tube Station
Bond Street (about 4 min walk)

Nearest Tube Station
Marble Arch (about 9 min walk)

Driving directions Public transport Walking Cycling Parking nearby Get an Uber Waze Apple Maps

Getting to London Marriott Hotel Grosvenor Square by public transport

In Duke Street, Central London, London Marriott Hotel Grosvenor Square is about 4 minutes' walk from Bond Street (Tube) and about 9 minutes from Marble Arch (Tube). Walking times are estimates.

Getting to London Marriott Hotel Grosvenor Square by car

For sat nav, use the postcode W1K 6JP.

London Marriott Hotel Grosvenor Square is in the City of Westminster. Congestion Charge and Ultra Low Emission Zone rules may apply to vehicles driven in London, so check Transport for London for the latest charges.

Getting to London Marriott Hotel Grosvenor Square by air

The nearest major airports are London City (about 8.9 miles away) and Heathrow (about 13 miles away). Distances are in a straight line, so the road journey will be longer.

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