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Top Birthday Party Venues in Cardiff
Get ready to blow out your candle and make a wish at one of Cardiff's top birthday party venues, where all your party dreams come true! Whether you're planning a sophisticated gathering in a stylish art gallery in the City Centre or a lively evening with live music in a pub function room by Cardiff Bay, we've got the perfect spot for you. Cardiff's diverse venue offerings are ready to match your unique party vibes—hire the ideal venue today and make it a celebration to remember!
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![Rockpools Dining Area at The Botanist Cardiff Bay in Cardiff]()
from £38
per person / per sessionCheck availabilityRockpools Dining Area
30 guestsThe Botanist Cardiff BayCardiffHHelena K.
“28 of us celebrated a special birthday at the rock pool area. Food and drinks were lovely.” -
![Upper Level at Be At One Cardiff in Cardiff Centre]()
from £250
minimum spend / per sessionCheck availabilityUpper Level
100 guestsBe At One CardiffCardiff CentreAt Be At One Cardiff, our Upper Level offers the perfect space for your next private event. Whether you’re hosting a corporate function, a birthday celebration, or a festive Christmas party, this exclusive area provides a -
![PARTY AND EVENT VENUE at DNC BAR in Cardiff Centre]()
from £200
minimum spend / per dayCheck availabilityPARTY AND EVENT VENUE
120 guestsDNC BARCardiff Centre
#Supervenue
LLara J.
“Staff were fantastic, venue is perfect for an 18th party.” -
![Night Jar at Revolution Cardiff in Cardiff Centre]()
from £250
minimum spend / per sessionCheck availabilityNight Jar
200 guestsRevolution CardiffCardiff Centre
#Supervenue
DDamian M.
“Great size room, helpful sales manager, good selection of food and decent quality” -
![Private Dining Room at Chai Social in Cardiff Outskirts]()
from £25
per person / per sessionCheck availabilityPrivate Dining Room
40 guestsChai SocialCardiff OutskirtsOur gorgeous private garden room with its own private bar and chill-out area is available for parties, birthday celebrations, meetings, get-togethers, celebrations, small or large dinners, baby showers. -
![Private Upstairs Room at O'Neill's Trinity Street Cardiff in Cardiff Centre]()
from £200
minimum spend / per sessionCheck availabilityPrivate Upstairs Room
70 guestsO'Neill's Trinity Street CardiffCardiff Centre
#Supervenue
CChristopher W.
“Great size venue for our party and brilliant location.” -
![Bar 4 at Bonnie Rogues Pub in Cardiff Centre]()
from £250
minimum spend / per sessionCheck availabilityBar 4
250 guestsBonnie Rogues PubCardiff CentreMMartina F.
“Excellent space! In the mix so we still benefitted from the atmosphere of the bar, and easy access to drinks.” -
![Whole Venue at The Athenian Tree in Cardiff Outskirts]()
from £25
per person / per sessionCheck availabilityWhole Venue
64 guestsThe Athenian TreeCardiff OutskirtsThe whole restaurant can seat up to 40 patrons for an engagement party, birthday dinner, celebratory function, or other private event. The interior decor is neutral and in keeping with the general casual vibe. -
![Full Venue Hire at Be At One Cardiff in Cardiff Centre]()
from £500
minimum spend / per sessionCheck availabilityFull Venue Hire
280 guestsBe At One CardiffCardiff CentreBut don’t just take our word for it—come experience the magic yourself. Our venue is the ideal spot for corporate functions, birthdays, and Christmas parties, providing an energetic atmosphere that will make any event truly -
![Top Floor Private Room at Tonight Josephine Cardiff in Cardiff Centre]()
from £500
minimum spend / per sessionCheck availabilityTop Floor Private Room
100 guestsTonight Josephine CardiffCardiff CentrePerfect for birthdays, hen parties, and every celebration in between, Tonight Josephine Cardiff is the ultimate party destination. Sip on a dazzling Razzle Dazzle cocktail or dance on the table tops for a night of unapologetic -
![VIP Gallery at Mocka Lounge in Cardiff Centre]()
from £85
hire fee / per sessionCheck availabilityVIP Gallery
50 guestsMocka LoungeCardiff CentreIt's recommended for hen or stag parties, birthday events, or simply for groups of up to 30 people. The party atmosphere plays well with the interior with glamour elements. -
![Private Dining Room at The Botanist Cardiff Central in Cardiff Centre]()
from £38
per person / per sessionCheck availabilityPrivate Dining Room
12 guestsThe Botanist Cardiff CentralCardiff Centre
#Supervenue
Equipped with a TV screen and all necessary cables, it is easy to set up for various events such as hen parties, stag parties, birthday dinners, business meetings, and team-building dinners.
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Enjoy Cardiff's Small Birthday Party Venues
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#Supervenue
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Book One of Cardiff's Cheap Birthday Party Venues
per person / per session
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#Supervenue
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Celebrate at Top Bars for Birthday Parties
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#Supervenue
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FAQs about Top Birthday Party Venues in Cardiff
In Cardiff, prices of birthday party venues average £750 minimum spend per event. 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 Cardiff, based on Tagvenue data from November 2025:
| From £250 | to £1750 | minimum spend per event |
| From £20 | to £35 | per person |
| From £130 | to £400 | hire fee per event |
Based on the popularity and user ratings on Tagvenue (updated November 2025), the best options include:
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Private Upstairs Room at O'Neill's Trinity Street Cardiff in Cardiff Centre - rated 5/5
Our user said: ‘Venue was great size, bar staff were brilliant...’ -
Cabin 1 at Lo Lounge in Cardiff - rated 5/5
Venue said: With direct access to the outdoor bar and stunning Cardiff Bay views, they’re perfect for both business and leisure. Book your private space today! -
PARTY AND EVENT VENUE at DNC BAR in Cardiff Centre - rated 4.9/5
Our user said: ‘The staff were so amazing and nothing was to much trouble...’
You'll find 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 Cardiff, together with the standard prices in each size range, based on Tagvenue data (November 2025):
| Small birthday party venues | up to 50 guests | prices average £130 hire fee per event |
| Medium birthday party venues | between 70 and 120 guests | prices average £750 minimum spend per event |
| Large birthday party venues | over 150 guests | prices average £1000 minimum spend per event |
These are the venues within 0.1 mi from central Cardiff, available to book on Tagvenue:
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Upstairs Room at O'Neill's St Mary Street Cardiff
on 85-87 St Mary St, Cardiff - 0.1 mi from centre.
Venue said: Our first-floor space at O'Neill's St Mary Street is the ideal venue for any occasion—whether it's a meeting, an all-day conference, a Christmas or engagement party, a milestone birthday, a networking event, a live music... -
Top Bar at Slug and Lettuce Cardiff Central
on 84 Saint Mary Street - 0.1 mi from centre.
Venue said: Slug & Lettuce Cardiff Central is a floral-filled escape in the heart of the city—just a short walk from Cardiff station and right on the busiest street in town. -
Full Venue Hire at Popworld Cardiff
on 96 Saint Mary Street - 0.1 mi from centre.
Venue said: Cardiff's Popworld is a disco dream with 2-for-1 cocktails and party tunes, there's even a light-up dance floor where obligatory macarena dancing takes place.
Cardiff offers a variety of outdoor birthday venues, including rooftop terraces, pub gardens, and lawns. For example, The Botanist Cardiff Central near Cardiff Centre features a spacious space, accommodating up to 100 guests for a birthday celebration. Gaucho Cardiff by the Cardiff Centre is also a fantastic choice, offering a charming space accommodating up to 20 guests.
Cardiff's unique birthday party locations include the executive box at Cardiff City Stadium, which offers a panoramic view of the pitch. The space accommodates up to 12 guests, so it's perfect for a group of sports fans looking to celebrate in a VIP setting. Another great option is Everyman Cardiff in the City Centre, which features multiple private screening rooms. Here, you can screen your favourite film, host a movie-themed party, or showcase a unique slideshow of memories for your birthday celebration.
You can find birthday party venues in Cardiff that offer various party game options, such as arcade games, darts, and karaoke, to add extra fun to your celebration. You can enjoy darts with the guidance of game masters at Flight Club Cardiff on Saint Marty Street.
