0021

Trail Running Events Found In Cardiff

View all

Trail Running Events | Cardiff | 2025

The most comprehensive list of Trail Running Events in and around Cardiff in 2025 - 2026. Discover, compare and book the best Trail Races near you, including off road running events and fell running races.

Find A Race is the UK's most popular event listings website, with over 3 million users a year using our database of over 2,500 events to discover, compare and book their next challenge.


Popular & Featured

Race Calendar: Trail Running In & Near Cardiff

South West Coast 50 Ultra Challenge

Minehead, Somerset
02 Aug 25
£39.00 - £139.00

Black Cattle Ultra Gwartheg Duon

Cardiff, South Glamorgan
23 Aug 25
£80.00 - £90.00

The Summer Green Man Ultra

Bristol, Bristol City
23 Aug 25
£78.00 - £175.00
5.0

Will Run For Ice Cream - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
30 Aug 25
£18.00 - £35.00

Fraggle Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
20 Sep 25
£18.00 - £35.00

Quantock Hills Trail Half Marathon

Kilve Court - SSE Outdoors Kilve, Bridgewater Somerset, TA5 1EA
05 Oct 25
£40.00

Bristol Epic Sponsored By GORUCK

Bristol, Avon
12 Oct 25
£30.00
5.0

Scare Bear Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
18 Oct 25
£18.00 - £35.00

The Giddy Horse: Backyard 24hr, 12hr, 8hr Races (Solo & Team) Plus Canicross, Night Races, Obstacle Course Race & Trail Races

Chepstow, Gwent
25 Oct 25 - 26 Oct 25
£25.92 - £216.00

The Cardiff 1.5k, 5k, 10k & Half Marathon MoRun

Cardiff
08 Nov 25
£12.00 - £30.00
5.0

The Bristol 1.5k, 5k & 10k MoRun

Bristol, North Somerset
09 Nov 25
£12.00 - £25.00
4.0

Smurf Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
22 Nov 25
£18.00 - £35.00

Machen Trail Races: Half and Full Marathons

Caerphilly, Mid Glamorgan
29 Nov 25
£40.00 - £50.00
4.8

Cardiff Trail 10k

Fforest fawr cardiff
18 Jan 26
£30.31

The Cardiff 5k, 10k and Half Marathon Winter Warmer Run

Cardiff
01 Feb 26
£25.00 - £30.00
4.9

The Bristol 5k and 10k Winter Warmer Run

Bristol, Avon
14 Feb 26
£25.00
4.2

Caerphilly Trail 5k and 10k

Caerphilly, Mid Glamorgan
15 Feb 26
£26.00 - £30.00
4.7

The Winter Green Man Ultra

Bristol, Bristol City
07 Mar 26
£20.00 - £180.00

MTC CYMRUN 26

14 Apr 26 - 19 Apr 26
£300.00 - £1,200.00

MTC Y Draig Goch

Merthyr Tydfil, Mid Glamorgan
19 Apr 26
£90.00 - £155.00

Radyr & Morganstown Half Marathon and Marathon

Cardiff
09 May 26
£40.00 - £50.00
4.8
Showing 1-21 of 21 results