Trail Running calendar near Llanfairpwllgwyngyll 2026-2027

A single-distance 50 km ultramarathon in Pwllheli on 11 April 2026, with a published entry fee of £74 plus booking fee. The event enforces a no crew, no pacers policy and requires mandatory kit and medical disclosure.

A 13.8 mile off road half marathon from the summit of Moel y Parc along the Offa's Dyke National Trail to Prestatyn beach. The hilly route includes about 2,450 ft of ascent, two feed stations and electronic timing.

Three off-road routes around Llangollen on 12 April 2026, including a new short course and climbs over Dinas Bran Castle. Proceeds support local mountain rescue and Llangollen Foodbank.

Experience the Ogwen valley through this skyrunning event in Eryri. Choose between 10km, 25km, and 40km routes featuring technical mountain terrain and alpine peaks starting from the National Outdoor Centre.

A popular 10-mile trail run through the scenic Lancashire countryside near Rivington Village. This chip-timed spring event offers a varied route of woodlands and open moors, a finisher's medal, and prizes. It regularly sells out due to its..

The MTC Gelert is a 47-mile ultramarathon along Wales's scenic National Cycle Route 8, from Barmouth to Llanidloes. It is also the third day of the CYMRUN multi-day challenge. The event has a strict 4 mph pace requirement and provides a bes..

Experience a 102 mile ultramarathon through Cheshire and the Sandstone Trail. This 32 hour challenge features 12 supported checkpoints and rewarding trail terrain for experienced long distance runners.

Experience the landscape of the Shropshire Hills through a series of trail runs and walks ranging from 10 km to 80 km. Enjoy local food and historical landmarks while supporting educational charity programs.

On 18 April 2026 Nightingale House Hospice stages 5 km and 10 km multi terrain runs at Alyn Waters Country Park with chip timing, marshals, water stations and finishers medals. A 1 km children's dash accepts on day entries.

An 8.6 mile multi terrain loop around Trawsfynydd lake in Snowdonia, run under Welsh Athletics rules. Proceeds support the volunteer South Snowdonia Search and Rescue team; chip timing, marshals and water stations provided.

A guided trail run of about 14 km on forest tracks in a quiet area between Bala and Lake Vyrnwy. The event includes group stops to enjoy the views and entry options for standard tickets and certain OutFit members.

Run a scenic 10K trail through the Ainsdale National Nature Reserve. The wooded course includes a climb up the highest dune peak before the finish. All finishers get a medal, and proceeds support local charities.

Test your navigation skills in this 42.70 km open mountain race through the high lakes of Wicklow. This unmarked course features significant elevation and requires advanced mandatory safety kit for all solo participants.

Join an 8 km trail run at the scenic Wirral Country Park. Part of a monthly summer series, this event offers trophy categories for various age groups and supports Running Headfirst.

Experience a varied mountain run over the summits of Bray Head in County Wicklow. Featuring both 7.3 km and 3.5 km marked routes, this event offers a scenic climb past historic ruins and coastal landmarks.

Coastal ultramarathon between Prestatyn and Bangor with runnable sea views and inland hills. Choose a 50 km course reported as 53.8 km with about 2700 ft ascent or a 100 km route along the North Wales Path with about 8000 ft ascent.

Explore the scenic woodland paths and panoramic views of Cheshire in these chip timed trail races. Choose between 21k and 42k distances starting from the Delamere Forest Visitor Centre.

Experience an epic guided traverse of the fifteen 3000 foot peaks in Snowdonia. This 48 km mountain run includes 4000 meters of elevation gain across three iconic ranges with full support and logistics provided.

Experience 30 miles of Welsh beauty on a circular route from Llanidloes. This inclusive trail event features 4,356 feet of elevation gain with no time limits and fully stocked checkpoints.

A trail event from Carding Mill Valley offering a Half Marathon or Marathon over a 13.1 mile lap of the Long Mynd, with entries limited to 200 for the main race and a virtual option during the week of May 4th.