Cardiff · 31 open mic nights · 6 nights a week
All of Cardiff's open mics - when each runs, how to sign up, what kit is there.
2 have a full backline and 90% list no entry fee. Re-verified on a rolling cycle.
NearbyUpdated 12 November 2026
nights
| 7 days from Fri 13 Nov | at least 19 |
| Nights of the week | 6 of 7 |
| No fee listed | 90% of nights |
| Full backline | 2 nights |
| Open-Mic Score | 84 /100 |
MONTHFri Kick-off20:00 The Corn ExchangeHigh St · NewportNo feeHouse PAMonthly
The Fontygary InnRhoose · BarryNo feeHouse PAMonthly 20:00Fri
The Brit BarWeston-super-MareNo fee 20:30Tonight
Foundry SocialCardiffNo feeHouse PA 13:00Sun
The Horse & GroomTown Centre · CowbridgeNo feeHouse PA1st Sun of the month 15:00Sun
The Horse & Groom19 High Street, Cowbridge, CF71 7AD · RhooseNo feeHouse PA1st Sun of the month 19:00Sun
Legends ClubGrangetown · CardiffNo feeHouse PA 20:00Sun
The Live Lounge CardiffCardiffNo feeHouse PA 20:00Sun
The RailwayPontcanna · CardiffNo feeHouse PA 20:00Sun
Le PubNewportNo feeFull kitFortnightly 19:00Mon 100
| Choice | 92 |
| Schedule fixed scale | 86 |
| Coverage | 64 |
| Affordability fixed scale | 91 |
| Backline | 69 |
| Walk-in fixed scale | 97 |
| 01 | Thursday | 8 nights |
| 02 | Wednesday | 6 nights |
| 03 | Sunday | 6 nights |
| 04 | Tuesday | 5 nights |
| 05 | Monday | 3 nights |
| 06 | Friday Tonight | 3 nights |
| Featured open micFoundry SocialCardiff · Sun nights | |
| Popular nightsThe Horse & Groom | |
| The Horse & Groom | |
| Legends Club | |
| The Railway |
| Added | 1 |
| Removed | 2 |
| Verified | 1 |
| Re-verified | 5 |
| Cardiff gigsBooked slots, by date | |
| What's on this weekEvery gig over the next seven days | |
| Cardiff venuesThe rooms behind the nights | |
| Cardiff music sceneVenues, rates, guides and gigs |
Open Mic Nights in Cardiff
31 open mic nights across Town Centre, 19 High Street, Cowbridge, CF71 7AD, Grangetown, Pontcanna + more — part of the wider UK open mic directory. Re-verified on a rolling cycle.
About this directory
Why we built the UK open mic directory, what’s in it, and what the data shows about the circuit.
Explore Cardiff
Cardiff directory activity
How the Cardiff open mic listings changed this month.
Featured open mic
Foundry Social
Cardiff · Sun nights
Popular Cardiff open mics
Last updated: 12 November 2026
31 Open Mic Nights Across Cardiff
At least 19 open mic nights are on in and around Cardiff in the 7 days from Fri 13 Nov; the other 12 run less often or on dates that vary, so check their listing. 31 open mic nights (14 verified) are running in and around Cardiff, from venues like Foundry Social, and 2 offer a full backline. Thursday and Sunday are the busiest. Each listing carries the date we last checked it. Open mics are one part of the Cardiff circuit — see what’s on in Cardiff over the next four weeks for the ticketed bills at the same venues.
- 30 of 31 take walk-in sign-up on the night · 3 list an entry fee
- 2 venues offer full backline (drum kit, guitar amp, bass amp, mics)
- Spread across 6 different nights of the week
- Music + comedy + poetry — filter by type below
- 31
- Open mic nights
- 6
- Nights a week
- 90%
- No fee listed
- 2
- Full backline
- Last updated
What’s on in Cardiff this week — or see what’s on across the UK.
By Day of the Week
31 open mic nights are listed in Cardiff, across 6 nights of the week. Pick a night, see what's on. Each card shows venue, sign-up time, slot length, fee and backline.
- Sign-up19:30
- Slots12 min
- EntryNo fee listed
- PAProvided
- Backline—
- Open toMusicians
- Sign-up14:30
- Slots12 min
- EntryNo fee listed
- PAProvided
- Backline—
- Open toMusicians
- Sign-up19:30
- Slots15 min
- EntryNo fee listed
- PAProvided
- Backline—
- Open toMusicians
- Sign-up—
- Slots—
- EntryNo fee listed
- PAProvided
- Backline—
- Open toMusicians
- Sign-up19:30
- Slots12 min
- EntryNo fee listed
- PAProvided
- Backline—
- Open toMusicians
- Sign-up19:30
- Slots12 min
- EntryNo fee listed
- PAProvided
- Backline—
- Open toMusicians
- Sign-up19:30
- Slots10 min
- EntryNo fee listed
- PAProvided
- BacklineFull
- Open toMusicians
- Sign-up19:30
- Slots15 min
- EntryNo fee listed
- PAProvided
- Backline—
- Open toMusicians
- Sign-up—
- Slots—
- EntryNo fee listed
- PA—
- Backline—
- Open toMusicians
- Sign-up19:00
- Slots12 min
- EntryNo fee listed
- PAProvided
- Backline—
- Open toMusicians, Poets
- Sign-up—
- Slots—
- EntryNo fee listed
- PA—
- Backline—
- Open toMusicians
- Sign-up19:00
- Slots10 min
- EntryNo fee listed
- PAProvided
- BacklineFull
- Open toMusicians, Poets, Comedians
Venues in Cardiff
63 grassroots music venues are listed in Cardiff, including rooms that host these open mics and the places to play once you are ready for a gig. Each card opens the venue's own page with its capacity, kit and what is on.
Cardiff Open Mic Scene in Numbers
Counted from the 31 Cardiff open mic nights listed: 90% have no entry fee listed, 6% have full backline and Thursday is the busiest night. The chart shows how the week's nights split, day by day.
- 31
- Nights listed
- 6
- Nights a week
- 90%
- No fee listed
- 6%
- Full backline
- 84%
- PA provided
- Thu
- Busiest night
- 12 min
- Typical slot
- 20:00
- Typical start
Cardiff Open Mic FAQs
6 answers about open mics in Cardiff, from the best nights for new performers and what is on tonight to whether they are free, which have full backline and how to get a regular slot.
Keep up with Cardiff
One free email a week with upcoming grass-roots gigs and nights in Cardiff. All it takes is your email address and town, you can unsubscribe at any time, and every reader who turns up helps keep Cardiff's small venues open.
Help keep grassroots venues open in Cardiff
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See what’s on in Cardiff over the next four weeks →
How the nights run. Of the 31 running nights, 18 are weekly and 13 run less often - check the date before you go. Most start between 19:30 and 20:00. Listed slot lengths are usually around 12 minutes each. Where a sign-up time is given, the list usually opens around 19:30.
Who plays. Besides music, 6 take poetry, 3 take comedy, 2 take spoken word and 1 takes electronic sets. With a PA listed at 26 nights, a singer-songwriter can bring just an instrument.
After the open mic. When you're ready for a paid set, the Cardiff venue directory lists the rooms that book live music and the GX Index shows what they pay. Want to run one? How to start an open mic night. More open mics nearby: Bristol (35), Swansea (22) and Exeter (24).
More Cities
Switch to another UK city for the same format with its own local nights, start times and sign-up details, or go back to the UK open mic finder to search every listing at once.
Run a Cardiff open mic? List it free.
Listing an open mic is free, takes about 2 minutes and is reviewed before it goes live. It appears beside the 31 Cardiff nights already listed, where musicians, comedians and poets look for stage time.
List it free. Performers find you by night and kit - reviewed before it goes live.
The data behind these numbers: UK open mic statistics and every UK open mic - all from the same directory.





