Trail Running calendar near Dyffryn Nantlle 2026-2027

We have found 216 Trailruns within 80 miles of Dyffryn Nantlle. See below where and when you can find the races.

Held in Porth Penrhyn, Bangor on 14-15 November 2026, Slate Trail Ultra offers two trail races of 147 km and 80 km along the Snowdonia Slate Trail with substantial elevation gain and organised aid stations.

A guided 55 km route on Anglesey visiting three of the island's highest tops, with over 2000 m of ascent across coastal and inland trails. The day is split into five sections with checkpoint support, guides, a wooden medal and certificate.

A 40 mile trail ultramarathon circling Warrington anticlockwise and starting and finishing in Lymm on 14 November 2026. Options include solo, pair or 4 person relay, with checkpoints and a hot meal at the finish.

A 16.1 km fell race from Capelulo with about 594 m of ascent on partially marked terrain where navigation and experience are required. Entry is online only with a £12 fee and participants must be over 18.

A six hour timed event at Stanley Park on 15 November 2026 supporting Breakthrough T1D. Runners use a 3.1 mile loop to build half marathon marathon or ultra distances, with drinks snacks and medals for finishers.

The Callow will take place in Church Stretton on Sunday 15 November 2026. You can run 5 miles.

IMRA AGM 2026 Race takes place in County Wicklow on 21 November 2026. The listed course is 99.00 km with 999 m climb, only major junctions are marked, GPS is not allowed, and Level B mandatory kit is required.

Timed runs around Croxteth Park supporting Movember, with 1.5 km, 5 km, 10 km and a Half Marathon. The mixed path and trail route is dog and buggy friendly, features chip timing and event medals.

Trail races of 10k, 21k and 42k through Delamere Forest with waymarked routes, marshals and GPX navigation. An event village provides food, drinks and finish-line goodies, and discounted event t-shirts are available through RT Kit.

A half marathon at Loggerheads Country Park run as three laps of a 7 km loop, with solo and three person relay options, feed stations on each circuit and a medal for all finishers.

The Bog Trotter 10k is a trail run on a loop course through a Blackpool country park, passing nature reserves and local landmarks. Participants must be over 18, and all finishers get a medal and snacks. Entries close on 28 November 2026.

A time trial from Little Stretton to the Stiperstones with on the day entry and a finish to start bus. Navigational skills are required and entry fees are £8 per person with a reduced junior rate.

Ras Y Mast is a club-organised running event at Blaenwern Holiday Centre in Llanybydder, Ceredigion. The senior course is 6.5 miles on mixed surfaces, with separate junior races and historical results available back to 1998.

December 2026

Dash in the Dark Race 2 is a 6.4 km fell run with 229 m ascent at Llandegla Forest. A safety briefing is provided and a headtorch with at least two hours' lighting is compulsory.

Marked and marshalled winter trail races at Alyn Waters in December, offering 5 km and 10 km courses. The event is chip timed, includes a free 1 km children's dash and a canicross 5 km option, and is open to all abilities.

Take on the Cardington Cracker, a 9 mile fell race near Church Stretton with 793 m of climb and breathtaking Border views. Pre entry only and limited parking mean early sign up is essential for this rugged, rewarding test.

A one-lap trail 10 km through and around Tatton Park on 6 December 2026 organised by Run North West, finishing outside Egerton Youth Club. The course mixes trail, grass, tarmac and gravel with veteran and overall prizes plus a best fancy dr..

Trail races along Offa's Dyke from Prestatyn seafront to summit finishes. Offers Half Marathon, Full Marathon and a 55.5 km Ultra with GPS tracking, coach travel options and a mandatory minimum kit list.

Run the Trail by Torchlight in Llangollen: an 8 km fell race over scenic starlit moor with about 244 m ascent. Bring a head torch and enjoy a lively night race open to runners aged 16 and over.

A pre-Christmas trail on Moel Famau starting and finishing at Bwlch Penbarras, with a mystery route of 6 to 12 km revealed during the race and a Canicross event before the main pack. Finishers receive a mince pie and a festive medal.

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