In case of any competition changes please keep checking back and the links to organisers websites. Only UK Athletics / Welsh Athletics licenced events are listed.
- 06/12/2025 British Schools U16 & U18 Indoor Combined Events International @ Glasgow
- 07/12/2025 Welsh Athletics Indoor Athletics U13 U15 & U17 Junior Open Meeting @ Cardiff
- 14/12/2025 Cardiff Metropolitan University U17 U20 & Senior Open Meeting @ Cardiff
- 11/01/2026 Welsh Athletics Indoor Athletics U13 U15 & U17 Junior Open Meeting @ Cardiff
- 17/01/2026 Welsh Junior & Para Indoor Athletics Championships @ Cardiff incorporating the Welsh 3000m Championships Until 18th January
- 17/01/2026 England Athletics Indoor U20 & Senior Combined Events & Senior Para Championships (including Race Walking Championships & British Milers Club @ TBC Until 18th January
- 31/01/2026 West Wales Indoor Jumps Championships @ Swansea
- 07/02/2026 Welsh Senior & Para Indoor Athletics Championships @ Cardiff Until 8th February
- 07/02/2026 England Athletics U15 & U17 Age Group Indoor Championships @ TBC Until 8th February
- 13/02/2026 British Universities Indoor Athletics Championships @ Sheffield Until 15th February
- 14/02/2026 West Wales Indoor 60m 60m Hurdles & Shot Championships
- 07/03/2026 England Athletics Indoor U15 & U17 Age Group Combined Events & Junior Para Championships @ TBC Until 8th March
- 20/03/2026 World Indoor Athletics Championships @ Kujawy Pomorze, Poland Until 22nd March
- 27/03/2026 European Masters Indoor Championships @ Torun, Poland Until 2nd April
- 18/04/2026 British Universities 10,000m Championships @ Loughborough
- 03/07/2026 England Athletics U20 & Senior Championships, U20 & Senior Combined Events Championships & Senior Para Championships @ TBC Until 5th July
- 16/07/2026 European Athletics U18 Championships @ Rieti, Italy Until 19th July
- 25/07/2026 England Athletics U16 & U18 Age Group and Junior Para Championships @ TBC Until 26th July
- 27/07/2026 Commonwealth Games @ Glasgow Until 1st August
- 04/08/2026 World U20 Athletics Championships @ Eugene, Oregan, USA Until 9th August