
10th-12th July 2026
Carreglwyd Estate, Llanfaethlu, Isle of Anglesey, North Wales, UK

A weekend of live international bands & DJs, culture, food & drink spread over seven stages in the magical grounds of Carreglwyd Estate.
Tonnau (pronounced
ton-eye) means 'waves' or 'tones' in Welsh - fitting for a festival that's situated just 20 minutes walk from the beach!
It's a unique and family-friendly event set in an area of outstanding natural beauty, rapidly gaining a reputation as one of the best small independent festivals the UK has to offer.
TIER 1 'EARLY BIRDS'
SOLD OUT
TIER 2 TICKETS ONLY 50 LEFT!
FINAL TIER 3 TICKETS ON SALE SOON
All festival and site information can be found on our ticketing page, please see link below.
The Venues
Carreglwyd is a treasure trove of nooks and crannies, nestled in woodland over looking Holyhead Bay and the Irish Sea. Tonnau is spread across the estate and has a number of stages, bars, food areas and late-night hideaways.










































































































