Cardiff Running Events

Castle 2 Castle 2026

Caerphilly to Cardiff 20 Sep 2026

Porthcawl 10K 2026

Porthcawl 10K 5 Jul 2026

Velindre's 'Show Cancer the V' Fun Run

Bute Park, Cardiff 19 Jul 2026

Run Cardiff Half for The Little Princess Trust 2026

Cardiff Castle 4 Oct 2026

Radyr Trail Races 2026 - Half Marathon & Marathon

Cardiff Harlequins Rugby Club 9 May 2026

HYROX Cardiff Road Trip

Principality Stadium Cardiff Uk 29 Apr 2026

Burn Trail Run Series

Llantrithyd Road, Cowbridge, CF71 7, United Kingdom 25 Apr 2026

Maggie's Cardiff Culture Crawl 2026

Temple of Peace 11 Sep 2026

Trelai Park parkrun / parkwalk

Trelai Park 25 Apr 2026

Mutt Strutt for Maggie's in Cardiff 2026

Cardiff 1 Apr 2026

NOT The London Marathon

Norwegian Church Arts Centre 26 Apr 2026

South Campus Run Club ¦ Clwb Rhediad Campws Y De

Cardiff University Centre for Student Life 25 Oct 2025