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.
- 20/12/2026 Pontardawe Running Club Fancy Dress 5km
- 27/12/2026 Old Father Time 5 Mile Road Race Masters Only 35+ @ Cardiff
- 31/12/2026 Nos Galan 5km @ Mountain Ash
- 10/01/2027 West Glamorgan Cross Country League Round 4 of 5 @ Margam Park
- 27/01/2027 Afan Nedd Tawe Schools U14 to U20 Cross Country Championships @ Margam Park
- 07/02/2027 West Glamorgan Cross Country League Round 5 of 5 @ Kenfig Nature Reserve
- 14/02/2027 John Collins Cross Country League Round 4 of 5 @ Trelia Park, Cardiff
- 17/02/2027 Welsh Schools Cross Country Championships @ Brecon
- 27/02/2027 Welsh Clubs Cross Country Championships @ Pembrey
- 28/02/2027 Swansea 10 & 5 Mile Races
- 28/02/2027 Newport Half Marathon
- 06/03/2027 John Collins Cross Country League Round 5 of 5 @ TBC
- 06/03/2027 Rhayader Round The Lakes 10km & 30km
- 20/03/2027 Schools International Athletics Board (SIAB) Welsh V Scottish V Irish V English U16 & U18 Schools Cross Country @ Leeds Grammar School
- 21/03/2027 Swansea Half Marathon
- 03/04/2027 Welsh Seniors & Masters Road Relay Championships @ Builth Wells
- 04/04/2027 Trawsfynydd Multi Terrain 8 Miler
- 18/04/2027 Newport 10km & Half Marathon & Marathon
- 18/04/2027 Wales V England Masters Marathon @ Manchester
- 25/04/2027 London Marathon