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Half Marathons Found In & Near Cardiff

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Half Marathons In & Near Cardiff 2024 - 2025

Find your next challenge with the most comprehensive list of Half Marathons in and near Cardiff in 2024 - 2025. Enjoy a diverse mix of city runs and scenic country races in and around the Welsh capital. For even more options, discover more Half Marathon events in Swansea, Bristol, and Cheltenham.

Boost your training efforts for half marathons with Cardiff 10k races or take a look at an even bigger challenge with our calendar of Cardiff Marathons.

Top Tip: Viewing this page in the default “Featured View” will show you all the Best Half Marathons in and around Cardiff. If you’re ready to set yourself a challenge right now then switching to “Bookable view” will show you those that can be booked instantly and securely through Find A Race. Guarantee your place today and get training :-)


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Wales

Wales

Race Calendar: Half Marathons In & Near Cardiff

🚀Boosted

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

Cardiff
08 Feb 25
£22.00 - £25.00
5.0
🚀Boosted

Bath & Bristol Railway Races; 50km, Marathon, 25km, Half, 10km & 2km Fun Run

Bath, Avon
13 Apr 25
£8.10 - £64.80
4.5

The Turtle Run

Aberdare, Mid Glamorgan
25 Jan 25
£27.00 - £40.00

Chepstow Racecourse 5k, 10k & Half Marathon

Chepstow, Monmouthshire
26 Jan 25
£28.00 - £142.00
4.1

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

Cardiff
08 Feb 25
£22.00 - £25.00
5.0

The Who Framed Roger Rabbit Love Run - Wales

Aberdare, Mid Glamorgan
22 Feb 25
£27.00 - £40.00

St David's Day Run

Cardiff
01 Mar 25
£10.00 - £25.00
5.0

St David's Day Dragon Run

Aberdare, Mid Glamorgan
01 Mar 25
£27.00 - £40.00

Save The Rhino Run - Wales

Aberdare, Mid Glamorgan
22 Mar 25
£27.00 - £40.00

Conquer Cardiff Summer 5k, 10k and Half Marathon

Cardiff
07 Jun 25
£22.00 - £25.00
4.5

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

Bristol, Somerset
08 Jun 25
£5.40 - £75.60
4.7

Wye Valley Tunnel Run (Marathon, Half, 10km, Colourburst)

Sedbury, Gloucestershire
20 Jul 25
£10.80 - £59.40
3.8

Chepstow Running Festival 5k, 10k & Half Marathon

Chepstow, Gwent
16 Aug 25
£28.00 - £142.00
4.1

Quantock Hills Trail Half Marathon

Kilve Court - SSE Outdoors Kilve, Bridgewater Somerset, TA5 1EA
05 Oct 25
£34.70

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
Showing 1-13 of 13 results

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