Private Dining Rooms in London for 20 – 30 Guests

London has a wide choice of private dining rooms for groups of 20 to 30 guests, from restaurant dining rooms and hotel spaces to private rooms in pubs, bars and other venues across the capital.
A group of this size works particularly well for both corporate and social events. Business lunches, client dinners, team celebrations and networking events sit comfortably alongside birthdays, family occasions and dinners with friends.
Private Dining Rooms (PDR) brings together private dining venues for different party sizes. The venues below offer private dining options for groups of around 20, 25 or 30 guests.
Private Dining Rooms for 20, 25 or 30 Guests
Groups of between 20 and 30 people have an excellent choice of private dining rooms in London.
Restaurants, hotels, gastropubs and bars offer rooms in this capacity range, from traditional and fine-dining settings to more relaxed contemporary spaces.
For a group of 20, a smaller private room can still provide an intimate atmosphere, while parties approaching 30 guests may benefit from a larger room with more space for guests to move around before and after the meal.
When comparing venues, look beyond the stated maximum capacity. A room that seats 30 guests may have several possible layouts, and the way it feels with 20 guests can be quite different from the same room at its maximum capacity.
Private Dining for Corporate Events
Private rooms for 20 to 30 guests are particularly useful for corporate entertaining.
They can accommodate business lunches, client dinners, team events, company celebrations, presentations and networking dinners while remaining small enough for guests to interact as one group.
For business events, privacy can be particularly important. If speeches, presentations or confidential discussions are planned, a fully private room will generally be more suitable than a semi-private area.
London’s business districts provide plenty of choice, including private dining rooms in the City of London, Mayfair and Fitzrovia.
Private Dining for Birthdays and Celebrations
A private dining room for 20 to 30 people is also a popular choice for birthdays, anniversaries, family celebrations, leaving parties and dinners with friends.
At this size, having a dedicated room gives the occasion a sense of privacy while still allowing everyone to dine together as one group.
For celebrations where drinks before or after dinner are important, check whether the venue has space for a reception, a separate bar area or room for guests to stand and mingle.
Areas such as Soho and Covent Garden provide a particularly broad choice for social occasions, from established restaurants to more informal dining and drinking venues.
Private Rooms and Semi-Private Dining Spaces
Not every group of 20 to 30 guests necessarily needs a completely enclosed dining room.
Some London restaurants have semi-private dining areas that can be reserved exclusively. These can work particularly well for informal dinners, drinks receptions and events where you want some of the atmosphere of the main restaurant.
A semi-private space is less suitable when complete privacy is important or when you are planning speeches, presentations or confidential business discussions.
If you are considering one, ask exactly how the space is separated from the main restaurant and whether other diners or staff will regularly pass through it.
Drinks Receptions and Pre-Dinner Space
For a dinner of 20 to 30 guests, it is worth thinking about what happens before everyone sits down.
Some private dining rooms have enough space for guests to gather for drinks before dinner, while other venues can reserve part of a bar or reception area for your group.
Others have little additional space outside the dining room.
If pre-dinner drinks, networking or post-dinner drinks form an important part of the event, check the arrangements when you enquire rather than assuming additional reception space will be available.
Choosing a Private Dining Room for 20 – 30 Guests
When comparing London private dining rooms for a group of this size, consider:
- your expected final number of guests
- minimum and maximum room capacity
- seated layout
- fully private or semi-private space
- menu and dietary requirements
- minimum spend or room hire charge
- space for drinks before or after dinner
- privacy for speeches or presentations
- audiovisual facilities, if required
- location and transport
If your numbers are likely to change, it is worth comparing rooms immediately above and below this capacity range.
Find Private Dining Rooms for Other Party Sizes
If your guest numbers change, explore PDR’s other London private dining room capacity guides:
- Intimate private dining rooms – up to 6 guests
- Small private dining rooms – up to 10 guests
- Private dining rooms for 10–20 guests
- Large private dining rooms for 30–40 guests
- Private dining rooms for 40–50 guests
- Private dining rooms for 50–100 guests
- Private dining venues for over 100 guests
You can also see all London private dining rooms by capacity.
Find a Private Dining Room for 20 – 30 Guests
Browse the London private dining rooms below to find venues suitable for your group.
If you would like help narrowing the choice, PDR’s free Venue Finding Service can recommend suitable venues according to your guest numbers, location, occasion and budget.
PDR does not charge a booking fee for this service. Our Events Team can also be contacted on 020 7305 5044.
Search London private dining rooms by location
Search nowLSL Privée – located on South Audley Street on the western edge of Mayfair, close to Hyde Park – has two private dining rooms accommodating 26 and 57 seated guests or up to 25 & 75 standing guests for drinks receptions.
»The private dining rooms at The Mercer can accommodate 6 to 48 seated guests and are also available for drinks receptions of 20 – 80 standing guests. Restaurant exclusive hire available for up to 120 seated (180 standing) guests.
»The six private dining rooms at Park Chinois in Berkeley Street, Mayfair can accommodate from 9 – 134 seated guests or 50- 250 guests for standing drinks receptions.
»Galvin Galvin Bistro and Bar in Spitalfields is just minutes walk from Liverpool Street, making it a convenient venue for City private dining events. The Conservatory accommodates up to 30 seated guests or up to 35 guests for standing drink receptions. The Exclusive indoor hire accommodates up to 50 seated (80 standing) guests.
»The Groucho Club in the heart of Soho has private dining event spaces available for non-members to hire. The rooms can accommodate 12 – 50 seated guests or 25 – 150 guests for standing drinks receptions.
»The Cocochine fine dining restaurant, located just off Berkeley Square in the heart of Mayfair, has private dining rooms seating 7 – 35 guests.
»The events spaces at Sea Containers provide panoramic views over London. The Wren private dining room seats up to 30 guests and Cucumber restaurant accommodates up to 100 seated (200 standing) guests.
»Salon Privé at Park Plaza Westminster Bridge, London provides a French private dining experience for up to 25 seated guests. A semi-private area is also available for up to 120 seated guests.
»Located beneath Covent Garden Market, STEREO offers private dining rooms for up to 60 seated guests. Exclusive venue hire is available for up to 150 seated.
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