Trail Running calendar near Haverfordwest 2025-2026

OTT Ultra 2025 is a rugged 30 mile trail ultra in Merthyr Tydfil, taking runners over Pen y Fan and along the Taff Trail. Expect big climbs, reservoir views and timed checkpoints on a challenging scenic course with limited entry.

Take on the Beacons Ultra, Marathon and Half in Talybont on Usk on 8 November 2025, with sweeping mountain and reservoir trails including Pen y Fan. Choose from a 49 mile ultra, 26 mile marathon or 13 mile half for epic views and serious el..

Endurancelife Gower at Oxwich Bay on 8 November 2025 invites runners to tackle stunning cliff top, woodland and beach trails across challenging terrain. Choose from 10K to ultra distances and finish with sea views and a medal.

Run forest trails at Margam Country Park on 15 November 2025, choosing from 21 km, 10 km or 5 km routes. Fully marked courses with checkpoints and GPS files; entries include parking, timing, a medal and free photos.

Test your limits at Trails and Tarmac 12 hour Backyard Ultra in Crickhowell, featuring a scenic 4.2 mile loop of trail and tarmac completed each hour. Stay for the final sprint to claim the trophy or earn medals for every loop and 32 miles.

The Cardiff Trail Half Marathon is an exciting running event set against the stunning backdrop of Castell Coch. Scheduled for November 16, 2025, this newly introduced race offers a unique blend of competition and scenic beauty, making it an..

The MT10 (Multi-Terrain 10) is a 10-mile (16 km) off-road trail run held at Pembrey Country Park and along Cefn Sidan Beach in Carmarthenshire. The course features a mix of soil and firm sand surfaces, providing a varied terrain that accomm..

Event overview The Smurf Run is organised by Saturn Too Limited, a franchise partner of Saturn Running, and is scheduled for 22/11/2025 at Dare Valley Country Park, Aberdare, CF44 7PS. The event is run as a 7 hour Time Challenge that allows..

Tackle the Combe Crawler, a 13.6 km (8.5 miles) coastal and woodland trail race in Ilfracombe on 23 November 2025. Limited to 200 runners, this marshalled charity race mixes steep coastal paths and fields for a scenic, testing challenge.

Explore Afan Forest on hand picked trails with 5K and 10K options at the RTT Afan Forest run. Fully marked and marshalled courses, chip timing and a finisher medal make this a rewarding, well organised trail day for all abilities.

Pick 14 km, 10 miles or a half marathon from Cwmdu across the Black Mountains with rocky single track, boggy moorland and stunning views. Well marked with checkpoints and medical cover, this scenic but testing trail welcomes dogs on leads.

Explore the sand dunes and complex contours of Braunton Burrows at a colour coded orienteering on Sunday 7 December 2025, part of the Devon League. Courses for all abilities and car sharing available.

Run the Celtic Trail Races around Dare Valley Country Park, with forest trails, sharp climbs, river crossings and sweeping Brecon Beacons views. Choose from 34, 26 or 13 mile routes and finish back at Dare Valley.

Join A Nightmare Before Xmas Trail Half Marathon in Bridgend for a festive, spooky run across muddy, technical trails, steep climbs and rewarding views. Only 50 spots with mulled wine, mince pies, a medal and best fancy dress prize.

Join the Christmas Carol Bobble Hat Run at Dare Valley Country Park, a festive seven hour time challenge where you can run or walk as far as you like. Scenic laps, on course snacks, and a bobble hat for finishers make it a fun end of year e..

Take on upland trails in the Elan and Claerwen Valleys with an annual 12 and 20 mile walking and running challenge. Parts of the route are waymarked and map reading skills are needed; route maps and GPX files are sent to entrants in advance..

Saturn Running's "Spice Up Your Run - Wales" is a fun and inclusive running event held at Dare Valley Country Park in Aberdare. Participants can walk or run a minimum of 3km, with options to complete laps of approximately 7km each, allowing..

Take on Trails & Tarmac Backyard Ultra near Crickhowell in the Black Mountains on a scenic 4.2 mile loop that mixes trail and tarmac. Run one hour loops until only one remains; hit 32 miles for a medal and go for the winner's trophy.

The Brecon to Cardiff Classic is a 70-kilometer ultra running race following the scenic Taff Trail from Brecon in the Brecon Beacons National Park to Cardiff. Now in its 12th year, this fully marked, one-way race features diverse landscapes..

The St David's Day Dragon Run 2026, organized by Saturn Running, takes place in the scenic Dare Valley Country Park in Aberdare, Wales. This 7-hour time challenge allows participants to run distances of their choice, starting from a minimum..