London Marriott Hotel County Hall
London Marriott Hotel County Hall has 4 meeting/event spaces for 60–800 delegates (theatre), largest: Crystal Ballroom (800).
- Up to 2,000 delegates
- 4 meeting spaces
5 photosPhotography pending verification5 photos
Capacity overview
4 spaces · capacities by layout · floor area in m²
| Room | Theatre | Cabaret | Boardroom | Classroom | U-shape | Banquet | Reception | m² |
|---|---|---|---|---|---|---|---|---|
| Crystal Ballroom | 800 | — | 60 | 450 | 80 | — | — | 500 |
| Whitehall Suite | 180 | — | 40 | 100 | 45 | — | — | 200 |
| Members Room | 100 | — | 30 | 60 | 35 | — | — | 120 |
| River Room | 60 | — | 20 | 35 | 25 | — | — | 80 |
At a glance
The London Marriott Hotel County Hall is a prestigious 5-star hotel housed in the historic County Hall building on London's South Bank, directly opposite the Houses of Parliament. This iconic venue offers over 28 flexible meeting and event spaces, including the grand Crystal Ballroom accommodating up to 2,000 guests. The hotel features 200 luxurious guest rooms with Thames or London Eye views, state-of-the-art conference facilities, and award-winning dining. Located steps from major attractions including the London Eye, Westminster Bridge, and Waterloo Station, it provides an unparalleled setting for corporate events, conferences, and special occasions in the heart of London.
Best suited for
- Corporate Events
- Conferences
- Weddings
- Gala Dinners
- Product Launches
Why book with us?
- Independent venue sourcing
- Free to event organisers
- Access to negotiated rates
- Alternative venues included
- Human expert support
Know before you book
Provenance shown for every factMeeting spaces at this venue
Pricing & packages
Exact rates are confirmed on your proposal — our experts negotiate on your behalf.
Meeting room, equipment, lunch & refreshments.
Half day, full day and evening rates available on request.
Bespoke menus and exclusive-use packages for private events.
Food & catering
- Restaurant on site
- Bar on site
Dietary options catered for
Top facilities
- Free WiFi
- AV equipment
- Air conditioning
- Natural daylight
- Historic building
- Thames views
- 24-hour service
- Concierge
AV & production
Accessibility
Always confirm specific access requirements with our team — we check on your behalf.
- Wheelchair accessible
- Step-free access
- Accessible toilets
- Hearing loop available
Location & getting there
Westminster Bridge Road, County Hall, London, SE1 7PB, United Kingdom
Venue Intelligence™
Every rating below is computed from verified platform data — never marketing copy.
London Marriott Hotel County Hall is a verified hotel in London, hosting up to 2,000 guests. Its profile rates most strongly for Corporate, Historic, Hybrid Ready. Verified on-site: wi-fi, av & production, food & catering, bedrooms. Best suited to corporate conferences and board meetings.
Best for: corporate conferences and board meetings, memorable events in a heritage setting, hybrid and streamed events.
Sustainability credentials are not yet evidenced in the profile data.
Venue profile ratings
- Corporate★★★★★
- Luxury★★★★★
- Historic★★★★★
- Creative★★★★★
- Eco★★★★★
- Hybrid Ready★★★★★
- Networking★★★★★
- Training★★★★★
- International★★★★★
- Accessibility★★★★★
Verified on-site
- Wi-Fi✓ Verified
- AV & production✓ Verified
- Food & catering✓ Verified
- Bedrooms✓ Verified
- SustainabilityNot listed
- Accessibility✓ Verified
Venue IQ™
A living intelligence record — every entry is generated from verified platform data, not marketing copy.
- Oct 2025Venue verified and listed
Added to the InternationalVenues.com verified directory.
- Oct 2025Photography refreshed — 5 images
Latest venue imagery reviewed and published.
- Oct 2025Quality score 100/100
Top-tier data completeness — capacities, facilities and access verified.
Frequently asked
How many meeting rooms does London Marriott Hotel County Hall have?
London Marriott Hotel County Hall has 4 meeting and event spaces in London, seating up to 800 delegates theatre-style in the largest room.
What is the capacity of London Marriott Hotel County Hall's largest event space?
The largest event space at London Marriott Hotel County Hall is Crystal Ballroom, with a maximum capacity of 800 guests.
What conference facilities does London Marriott Hotel County Hall offer?
London Marriott Hotel County Hall offers Free WiFi, AV equipment, Air conditioning, Natural daylight, Projector, Screen, PA System across its 4 meeting and event spaces.
What is the maximum capacity?
Up to 2000 guests in theatre style, 1200 for dinner, multiple breakout rooms available
What AV equipment is available?
Full AV support including projectors, sound systems, lighting, and dedicated technical support
Is catering available?
Comprehensive catering services with multiple menu options, dietary requirements catered for
Is there parking available?
Valet parking available, public parking nearby, limited on-site spaces - advance booking recommended
About London Marriott Hotel County Hall
The London Marriott Hotel County Hall is a prestigious 5-star hotel housed in the historic County Hall building on London's South Bank, directly opposite the Houses of Parliament. This iconic venue offers over 28 flexible meeting and event spaces, including the grand Crystal Ballroom accommodating up to 2,000 guests. The hotel features 200 luxurious guest rooms with Thames or London Eye views, state-of-the-art conference facilities, and award-winning dining. Located steps from major attractions including the London Eye, Westminster Bridge, and Waterloo Station, it provides an unparalleled setting for corporate events, conferences, and special occasions in the heart of London.
Similar venues near London
Keep exploring
More venues in London1,445 more Jigsaw-researched venues
Not quite London Marriott Hotel County Hall? Browse every London venue we list, or brief a named expert and get like-for-like proposals free.
Photo: Winniepix · CC BY 2.0 via Wikimedia Commons
Own or manage London Marriott Hotel County Hall? Claim this listing free to respond to enquiries and manage your profile.