18th Birthday Party Venues for Hire in Cardiff

Booking costs of 18th birthday party venues average £235 hire fee 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 December 2025:

Based on the popularity and user ratings on Tagvenue (updated December 2025), the best options include:

• The Main Inside at Lo Lounge in Cardiff - rated 5/5
  Venue said: For a versatile and spacious event setting, the Main Inside Area is the perfect choice. With a shabby chic decor and inviting atmosphere, this space is ideal for private parties, corporate functions, live entertainment, comedy...

• Ninian Lounge at Cardiff City Stadium in Cardiff Outskirts - rated 5/5
  Venue said: Named after the historic home of the club, this lounge provides a panoramic view overlooking the site of the former grounds, creating a picturesque backdrop for parties and events accommodating up to 500 guests.

• 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 18th 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 (December 2025):

These are the venues within 0.2 mi from central Cardiff, available to book on Tagvenue:

• 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.
• Bar 3 at Bonnie Rogues Pub on 42-43 Saint Mary Street - 0.1 mi from centre.
  Our user said: ‘Excellent space! In the mix so we still benefitted from the atmosphere of the bar, and easy access to drinks.’
• Top Floor Restaurant at Gaucho Cardiff on 19 The Hayes St David's Centre - 0.2 mi from centre.
  Venue said: Complement your meal with a wide selection of cocktails and fine wines. For a more exclusive dining experience, our restaurant includes a private dining room, perfect for corporate events and celebrations.

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. 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.