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.
- 08/11/2025 John Collins Cross Country League U11 to Masters 2 of 5 & Cardiff Cross Challenge @ Llandaf Fields
- 15/11/2025 British Masters 35 to 75+ (Wales Team) Cross Country International @ Leeds
- 16/11/2025 West Glamorgan Cross Country League Round 2 of 5 @ Aberavon Beach
- 16/11/2025 Multi-Terrain 10 Mile Trail Run @ Pembrey Country Park
- 22/11/2025 UK Athletics Cross Challenge Round 2 of 4 @ Liverpool
- 29/11/2025 Welsh Inter Regional Cross Country Championships @ Newtown
- 06/12/2025 British Schools U16 & U18 Indoor Combined Events International @ Glasgow
- 06/12/2025 John Collins Cross Country League U11 to Masters 3 of 5 @ Blaise Castle, Bristol
- 07/12/2025 Aberystwyth 10km
- 07/12/2025 Welsh Athletics Indoor Athletics U13 U15 & U17 Junior Open Meeting @ Cardiff
- 13/12/2025 Run4All 5km Santa Run @ Aberavon
- 14/12/2025 Merthyr Mawr 10km Multi Terrain Christmas Pudding Race SOLD OUT
- 14/12/2025 Festive 10km @ Cardiff
- 14/12/2025 Cardiff Metropolitan University U17 U20 & Senior Open Meeting @ Cardiff
- 21/12/2025 CRPRC 5k Christmas Fun Run @ Pontardawe
- 31/12/2025 Nos Galan 5km @ Mountain Ash SOLD OUT
- 10/01/2026 46th World Cross Country Championships @ Tallahassee, Florida, USA
- 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