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Running Calendar Wales 2025-2026

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Explore the best running races in Wales for 2025-2026! Our updated list features 155 exciting races across the region. Find your next race in Wales below and join the running community at these great events!

April 2026
Apr
18
Saturday

MTC Afanc

Trail Run 39 mi
Apr
18
Saturday

Beast Of The Beacons

Trail Run 10 mi 20 mi 40 mi
Apr
19
Sunday

MTC Y Draig Goch

Trail Run 34 mi
Apr
19
Sunday

Newport Wales Marathon

10 km 13 mi 26 mi
Apr
25
Saturday

Endurancelife | Pembrokeshire

Trail Run 10 km 13 mi 26 mi 34 mi
Apr
25
Saturday

North Wales 50km & 100km

Trail Run 50 km 100 km
Apr
26
Sunday

Wrexham 10K

10 km
May 2026
May
2
Saturday

Rasus y Bannau

Trail Run 43 km 75 km 100 km
May
9
Saturday

24 Hours South - The Offa's Dyke Ultra

Trail Run 24 hr
May
9
Saturday

Tenacious Ten Endurance Challenge

Backyard Ultra 6 km
May
10
Sunday

Bryn Meadows Caerphilly 10k

10 km
May
10
Sunday

Snowdonia Half Marathon

13 mi
July 2026
Jul
8
Wednesday

The MTC Hafren Ultra

Trail Run
Jul
9
Thursday

The MTC Severn Plod Ultra

Trail Run
September 2026
Sep
13
Sunday

Lake Vyrnwy Half Marathon

13 mi
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