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Marathons Found In & Near Cardiff

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Marathons In & Near Cardiff 2025 - 2026

The most comprehensive list of Marathons in and near Cardiff in 2025 - 2026. Find your perfect race!

Race Calendar: Marathons In & Near Cardiff

Spice Up Your Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
Sat 24 Jan 26
£18.00 - £35.00

Phoenix South Wales - Lovespoon Run

Treharris, Mid Glamorgan
Sun 25 Jan 26
£35.00

Phoenix South Wales - Hug, Marry, RUN

Treharris, Mid Glamorgan
Sat 14 Feb 26
£22.00 - £35.00

St David's Day Dragon Run 2026

Dare Valley Country Park, Dare, Aberdare, Wales, CF44 7PS
Sun 01 Mar 26
£18.00 - £35.00

Phoenix South Wales - St David's Day Run

Cardiff, South Glamorgan
Sun 01 Mar 26
£22.00 - £35.00

The Dashing Dog Charity Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
Sun 15 Mar 26
£18.00 - £38.00

Phoenix South Wales - Cakeathon

Treharris, Mid Glamorgan
Sun 29 Mar 26
£22.00 - £35.00

Phoenix South Wales - Spinning Around

Treharris, Mid Glamorgan
Sat 25 Apr 26
£22.00 - £35.00

Phoenix South Wales - NOT The London Marathon

Cardiff, South Glamorgan
Sun 26 Apr 26
£22.00 - £35.00

The Nearly But Not Quite London Marathon - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
Sun 26 Apr 26
£18.00 - £35.00

Radyr & Morganstown Half Marathon and Marathon

Cardiff
Sat 09 May 26
£40.00 - £50.00
4.8

Rocky at 50 Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
Sat 30 May 26
£18.00 - £35.00

Phoenix South Wales - Manta Ray Run

Treharris, Mid Glamorgan
Sat 30 May 26
£22.00 - £35.00

Cheddar Gorge Challenge (Marathon, Half, 10km, 6km, Fun Runs)

Bristol, Somerset
Sun 14 Jun 26
£8.10 - £75.60
4.7

Phoenix South Wales - Butterfly Run

Treharris, Mid Glamorgan
Sat 11 Jul 26
£22.00 - £35.00

Ooops I Ran It Again - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
Sat 25 Jul 26
£18.00 - £35.00

Phoenix South Wales - Rose Run

Treharris, Mid Glamorgan
Sat 01 Aug 26
£22.00 - £35.00

Phoenix South Wales - Kingfisher Run

Bargoed, Mid Glamorgan
Sun 02 Aug 26
£22.00 - £35.00

Phoenix South Wales - Alice in Runderland

Treharris, Mid Glamorgan
Sat 12 Sep 26
£22.00 - £35.00

Phoenix South Wales - Are We There Yet?

Bargoed, Mid Glamorgan
Sun 13 Sep 26
£22.00 - £35.00

Phoenix South Wales - Aberfan Memorial Run

Merthyr Tydfil, Mid Glamorgan
Sun 18 Oct 26
£22.00 - £35.00

The Snow Globe Gallop Bobble Hat Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
Sun 20 Dec 26
£26.00 - £40.00
Showing 1-22 of 22 results

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