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Top 21st Birthday Party Venues in Belfast
Did someone say craic and cake? If it’s your 21st, Belfast is where you should be. Pints in snug pubs, rooftop toasts above city lights, and dance floors that don’t quit till dawn. The city’s 21st birthday party venues serve up good times, dodgy dance moves, and stories you’ll be retelling for years. Whether it’s cocktails, karaoke, or chaos you’re after, Belfast’s got the energy and the hangover cures to match. Go on, make your 21st one for the legends list.
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![The Bird Cage at Tipsy Bird in Belfast]()
from £250
hire fee / per sessionCheck availabilityThe Bird Cage
150 guestsTipsy BirdBelfastA stunning top floor private bar that comes with all the things that makes The Tipsy Bird the best in Belfast. Suitable for parties up to 150 guests. -
![Private Dining Room at Millar’s Grill & Seafood in Belfast]()
from £22
per person / per sessionCheck availabilityPrivate Dining Room
40 guestsMillar’s Grill & SeafoodBelfastThe private dining room holds up to forty people. It includes its own bar and works well for business events, parties, or small weddings. -
![Entire Venue at Rayles Diners in Belfast]()
from £1000
minimum spend / per sessionCheck availabilityEntire Venue
70 guestsRayles DinersBelfastThe full restaurant is available for private hire, giving you exclusive use of the space for your event. Whether it’s a family celebration, party, or corporate gathering, the venue offers a warm atmosphere, authentic food, -
![Cabaret Supper Club at AMPM Restaurant in Belfast City Centre]()
from £35
per person / per sessionCheck availabilityCabaret Supper Club
160 guestsAMPM RestaurantBelfast City CentreThe Cabaret Supper Club brings a bit of old-school glamour back to Belfast nights. It fits about 160 people and works brilliantly for bigger dos. Think about velvet booths, candlelight, live entertainment, and a proper dinner-and-show -
![The Diggers at McEnaney's in Belfast]()
from £7
per person / per sessionCheck availabilityThe Diggers
120 guestsMcEnaney'sBelfastDiggers is the big room upstairs. It holds about 120 people, so there’s loads of space for a party. We’ve done everything here – birthdays, weddings, wakes, you name it. -
![The Main Bar at Tipsy Bird in Belfast]()
from £2200
minimum spend / per sessionCheck availabilityThe Main Bar
300 guestsTipsy BirdBelfastA full Tipsy Takeover is the perfect option for larger parties from 150 – 350 guests! Bespoke packages, custom cocktails and stunning bars await... -
![Olympic Suite at Clayton Hotel Belfast in Belfast]()
from £400
hire fee / per hourCheck availabilityOlympic Suite
475 guestsClayton Hotel BelfastBelfastOur largest event space that is a favourite among clients for larger-scale events such as exhibitions, conventions, evening events, celebrations, weddings and many more. -
![Meeting Room 6 at Clayton Hotel Belfast in Belfast]()
from £100
hire fee / per hourCheck availabilityMeeting Room 6
35 guestsClayton Hotel BelfastBelfastThis U-shaped meeting room at Clayton Hotel Belfast is ideal for presentations, collaborative sessions, or hybrid meetings. It features natural daylight, ergonomic seating, and built-in AV equipment including a ceiling projector -
![Titanic Suite at Clayton Hotel Belfast in Belfast]()
from £150
hire fee / per hourCheck availabilityTitanic Suite
110 guestsClayton Hotel BelfastBelfastOur second-largest event space, which is available as a venue for conferences, meetings, training, celebrations and weddings. This space is equipped with projectors and screens at both end of the suite, internal temperature -
![Olympic 2 at Clayton Hotel Belfast in Belfast]()
from £200
hire fee / per hourCheck availabilityOlympic 2
175 guestsClayton Hotel BelfastBelfastThis stylish event space at Clayton Hotel Belfast is well-suited for banquets, conferences, and special occasions. The room features large projection screens, high ceilings, and neatly arranged round tables with elegant table -
![Meeting Room 4 at Clayton Hotel Belfast in Belfast]()
from £100
hire fee / per hourCheck availabilityMeeting Room 4
35 guestsClayton Hotel BelfastBelfastThis versatile meeting space at Clayton Hotel Belfast is ideal for workshops, group discussions, or training sessions. The room features round tables arranged for collaborative seating, a built-in projector screen, and large -
![Meeting Room 3 at Clayton Hotel Belfast in Belfast]()
from £100
hire fee / per hourCheck availabilityMeeting Room 3
35 guestsClayton Hotel BelfastBelfastThis classroom-style meeting room at Clayton Hotel Belfast is designed for training sessions, seminars, or presentations. It includes individual desks with writing materials, bottled water, and glasses at each seat.
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FAQs about Top 21st Birthday Party Venues in Belfast
In Belfast, prices of 21st birthday party venues average £26 per person. Costs vary depending on guest capacity, popularity, location, and amenities like sound systems or bar services. Extra charges may apply for custom catering, decor, or event planning services. Packages with add-ons, such as DJs, photo booths, or other entertainment services, can also increase the overall cost. Check out the typical price ranges in Belfast, based on Tagvenue data from November 2025:
| From £22 | to £35 | per person |
| From £100 | to £150 | hire fee per hour |
| From £1150 | minimum spend per event |
You'll find 21st birthday party venues in various sizes, from smaller spots to larger venues; keep in mind that the type of space and your chosen layout will affect the capacity! Below you can see the typical venue sizes in Belfast, together with the standard prices in each size range, based on Tagvenue data (November 2025):
| Small 21st birthday party venues | up to 45 guests | prices average £100 hire fee per hour |
| Medium 21st birthday party venues | between 55 and 100 guests | prices average £120 hire fee per hour |
| Large 21st birthday party venues | over 120 guests | prices average £200 hire fee per hour |
These are the venues within 0.3 mi from central Belfast, available to book on Tagvenue:
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The Treehouse at AMPM Restaurant
on 38-42 Upper Arthur Street - 0.1 mi from centre.
Venue said: It holds around 100 guests, great for parties, weddings, or private events that call for something a bit different. -
MAL 1 at Chez Mal Belfast
on 34-38 Victoria Street - 0.3 mi from centre.
Venue said: Chez Mal Belfast is a brasserie, located in the Malmaison Belfast hotel. We offer dining rooms for private hire, hosting dinners, standing receptions, business meetings and afternoon tea. -
The Bird Cage at Tipsy Bird
on Ann Street 90-100 - 0.3 mi from centre.
Venue said: A quirky late night cocktail bar located on Anne St in Belfast’s city centre and offering amazing cocktails and live music during the week The Tipsy Bird is well known for its stunning setting and vibe.
