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Historic Grade I listed government mansion offering prestigious event spaces in the heart of St James's, London.
Lancaster House is a magnificent Grade I listed neoclassical mansion in St James's, serving as one of London's most prestigious government hospitality venues. Built in the 1820s by Benjamin Dean Wyatt, this historic building features opulent state rooms with gilded ceilings, crystal chandeliers, and period furnishings. The venue hosts high-level government functions, diplomatic receptions, and select private events. Its grand rooms include the Music Room, State Dining Room, and Eagle Room, each offering unique architectural features and flexible event configurations. Located minutes from Buckingham Palace and Green Park, Lancaster House provides an unparalleled setting for distinguished gatherings with full catering and event management services.
This venue will soon include AI-enhanced arrival information, travel insights and attendee feedback via Smart Event Journeys™, powered by Jigsaw Conferences.
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Indicative budget only — based on a typical day-delegate event (125 guests at £45–£85 per head). Final pricing depends on date, F&B, AV, accommodation and rate negotiation. Submit a brief for a tailored quote.
| Room Name | Area (m²) | Theatre | Boardroom | U-Shape | Classroom | Details |
|---|---|---|---|---|---|---|
Music Room | 180 | 120 | 30 | 40 | 80 | |
State Dining Room | 150 | 100 | 24 | 35 | 60 | |
Eagle Room | 120 | 80 | 20 | 28 | 50 |
3 meeting rooms available • Total capacity: up to 120 people
Professional Government Conference Centre space
Full catering service available
Green Park Underground (Jubilee, Piccadilly, Victoria lines) 2-minute walk; Victoria Station 10 minutes; St James's Park Station 5 minutes; Multiple bus routes on Piccadilly
Nearby parking available
Limited street parking; nearby NCP car parks at Piccadilly and Arlington Street; advance parking arrangements recommended
90 days minimum notice
Stable Yard
St James's
SW1A 1BB, United Kingdom
Stable Yard, St James's, London, SW1A 1BB













A: Up to 250 delegates in theatre style, 180 in classroom style, 120 in boardroom configuration
A: State-of-the-art AV equipment including HD projection, professional sound system, and video conferencing capabilities
A: Full catering services available including breakfast, lunch, dinner, and refreshment breaks
A: Limited on-site parking available, advance booking required. Public transport links nearby including St. James's Park and Green Park stations
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