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.
- 05/09/2026 Tydfilians 16.5 Mile Roman Run @ Brecon
- 06/09/2026 Cardiff 10km
- 12/09/2026 Welsh Junior Road Relay Championships @ Pembrey
- 13/09/2026 Llantwit Major 10km & 5km
- 20/09/2026 Swansea Bay 10km 3km & 1km
- 20/09/2026 British Masters Half Marathon Championships @ Dumfries
- 20/09/2026 Porthkerry 5 Mile Multi Terrain
- 27/09/2026 West Glamorgan Cross Country League Round 1 of 5 @ Tairgwaith
- 27/09/2026 SportsShoes Podium Home Nations 5km & Open Race @ Cardiff
- 30/09/2026 Afan Nedd Tawe Schools U14 to U20 Cross Country @ Elba Gowerton
- 04/10/2026 Cardiff Half Marathon SOLD OUT
- 10/10/2026 John Collins Cross Country League Round 1 incorporating West Wales Cross Country Championships @ Pembrey
- 10/10/2026 John Collins Cross Country League Round 1 of 5 @ Pembrey Country Park
- 11/10/2026 Blaze the Biblins 10km Multi Terrain @ Monmouth
- 18/10/2026 West Glamorgan Cross Country League Round 2 of 5 @ Pembrey Country Park
- 21/10/2026 Welsh Inter Schools U14 U16 U18 & U20 Cross Country Championships @ Brecon
- 25/10/2026 Tenby 10km
- 29/10/2026 Severn Bridge 5 Mile Night Race 2 of 4 @ Chepstow
- 01/11/2026 Richard Burton 10km @ Cwmavon
- 01/11/2026 The Twmbarlwm Terror 7 Mile Multi Terrain Race @ Risca