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Top 18th Birthday Party Venues in Cardiff
Turning 18 in Cardiff? That calls for more than just cake and candles. It’s time to party properly! You’ll find the best 18th birthday party venues in Cardiff right here, all ready to make your milestone one to remember. You can enjoy private bars in Pontcanna, dance floors near St Mary Street, or even a chill-out rooftop with an impressive view of the Principality Stadium. This city knows how to host a great party, just ask anyone who's survived a weekend on Chippy Lane. If you're going all-out or keeping it low-key, we’ve got the perfect spot lined up. Browse and book the best party venue for your 18th birthday in Cardiff today!
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![Rockpools Dining Area at The Botanist Cardiff Bay in Cardiff]()
Rockpools Dining Area
30 guestsThe Botanist Cardiff BayCardiffCheck availabilityHHelena K.
“28 of us celebrated a special birthday at the rock pool area. Food and drinks were lovely. ”from £33
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![Whole Venue at The Athenian Tree in Cardiff Outskirts]()
Whole 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.Check availabilityfrom £25
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![Full Venue Hire at Popworld Cardiff in Cardiff Centre]()
Full Venue Hire
240 guestsPopworld CardiffCardiff CentreCocktails and pop disco at a late-night club with party atmosphere, popular with stag and hen partie. Cardiff's Popworld is a disco dream with 2-for-1 cocktails and party tunes, there's even a light-up dance floor where obligatoryCheck availabilityfrom £1000
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![Top Floor Restaurant at Gaucho Cardiff in Cardiff Centre]()
Top Floor Restaurant
80 guestsGaucho CardiffCardiff CentreAscend to the Top Floor Restaurant at Gaucho Cardiff, where an industrial design meets cultural artistry, creating an atmosphere of dark glamour. This space is the perfect backdrop for a range of occasions, from working lunchesCheck availabilityfrom £4000
minimum spend / per afternoon -
![Main Dining at Salkaara Wellfield Road in Cardiff Outskirts]()
Main Dining
30 guestsSalkaara Wellfield RoadCardiff OutskirtsSalkaara in Cardiff is an Indian restaurant that can also be hired for private parties, whether celebrating Indian culture or introducing guests to new flavors.Check availabilityfrom £20
per person / per session -
![PARTY AND EVENT VENUE at DNC BAR in Cardiff Centre]()
PARTY AND EVENT VENUE
120 guestsDNC BARCardiff Centre
#Supervenue
The second-floor function room is available for hire with its own entrance, bar, bathrooms, sound system, and all the necessary comforts for any event.Check availabilityfrom £70
hire fee / per hour -
![The Main Inside at Lo Lounge in Cardiff]()
The Main Inside
100 guestsLo LoungeCardiffWith a shabby chic decor and inviting atmosphere, this space is ideal for private parties, corporate functions, live entertainment, comedy nights, and more.Check availabilityfrom £400
hire fee / per afternoon -
![Exclusive Use at De Courceys Manor in Cardiff]()
Exclusive Use
200 guestsDe Courceys ManorCardiffWe warmly welcome you to De Courceys Manor, a family-owned and managed venue in the gorgeous Pentyrch countryside just outside of Cardiff. Since first opening the doors of our historic manor, our unwavering passion and focusCheck availabilityfrom £90
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![Entire Venue at Brewhouse & Kitchen - Cardiff in Cardiff Outskirts]()
Entire Venue
450 guestsBrewhouse & Kitchen - CardiffCardiff OutskirtsThe full buyout option is designed for events and functions with up to 250 guests. The indoor area consists of a Conservatory space with a view of the garden, which is also open for attendees.Check availabilityfrom £8000
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![Garden at Brewhouse & Kitchen - Cardiff in Cardiff Outskirts]()
Garden
200 guestsBrewhouse & Kitchen - CardiffCardiff OutskirtsThe garden space has everything you need for an outdoor event or a function. There are enough tables and benches for 200 guests. The space can be covered with a marquee and sunshades to be prepared for any kind of weather.Check availabilityfrom £1750
minimum spend / per session -
![Full Venue at Friday's Cardiff St Davids in Cardiff Centre]()
Full Venue
160 guestsFriday's Cardiff St DavidsCardiff CentreTGI Friday's Cardiff St David's is located in the town center, close to local shopping activities and the busy high street. The venue is split across two floors, its character and charm makes for a warm welcome.Check availabilityfrom £30
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![Ninian Lounge at Cardiff City Stadium in Cardiff Outskirts]()
Ninian Lounge
500 guestsCardiff City StadiumCardiff OutskirtsThe Ninian Lounge at Cardiff City Stadium is a newly introduced space that pays homage to the previous grounds of Cardiff City FC, offering a fresh and versatile setting for gatherings and events.Check availabilityfrom £235
hire fee / per session
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FAQs about Top 18th Birthday Party Venues in Cardiff
Top picks include Lo Lounge in Butetown for waterfront views and multiple space sizes, DNC BAR for a classic club-style party in the city centre, and Play at Pins, a stylish bar with arcade games and entertainment. For something a little different, Everyman Cardiff has private cinema rooms, ideal for film lovers. For daytime or alcohol-free parties, Chance & Counters (a board game café) is a fun and unique choice.
If you're expecting a big crowd, De Courceys Manor has a space that can accommodate up to 200 guests, while Popworld Cardiff holds up to 240 and includes a fun party atmosphere. For very large celebrations, Cardiff City Stadium has event spaces for up to 750 guests seated and is suitable for formal or themed parties.
Absolutely. Venues like Salkaara Wellfield Road offer relaxed, alcohol-free environments perfect for daytime events. You can also find lounge spaces like Wow Lounge, which are available in the afternoon at low hire rates.
There’s a huge variety: from bars, lounges, and restaurants to pubs with function rooms, cinemas, and activity-based spaces like game cafes. You can choose from hire-fee venues, minimum spend arrangements, or spaces with event packages, depending on your party size and format.
