Trail Running calendar near Seaham 2025-2026

We have found 477 Trailruns within 80 miles of Seaham. See below where and when you can find the races.

A 7 hour timed run along the River Wear in Durham with cathedral views and looped laps from 3 km to 50 km. Aid stations, vegan options and finisher medals make it friendly for all abilities.

Tackle PECO XC League Race 5 at Roundhay Park, Leeds on 15 Feb 2026, a cross country test of about 4.5 to 5 miles over undulating terrain. Club runners contest men's and ladies divisions in this popular regional league.

Run scenic, runnable trails through East Yorkshire countryside with 4 mile and 8 mile Canicross options for runners and their dogs. Electronic chip timing, medals for all finishers and special dog awards make this a fun event.

Smurf Run North is a 7 hour time challenge along the River Wear with gorgeous Durham Cathedral views. Run 3 km to ultra, earn a themed medal and enjoy riverside trails with aid stations and vegan snacks.

Endurancelife Northumberland at Bamburgh 21 Feb 2026 offers scenic sand dune and cliff trails from 10K to Ultra. Moderate terrain, season leaderboard points and solid race support suit both racers and sightseers.

Take on the Cracoe Cracker Challenge on 21 Feb 2026 with 12 or 25 mile routes through the Yorkshire Dales from Cracoe Village Hall. Well stocked checkpoints and a finish meal welcome runners and walkers 16+.

Join a scenic 5 mile or 10 mile run around Derwent Reservoir on 22 Feb 2026, featuring trails, woodland and a full reservoir lap on closed roads for the 10 mile. Finishers get a medal, Wild Deer merchandise and snacks, and the 5 mile allows..

Tibthorpe Loop is a circular half marathon in the Yorkshire Wolds on 28 Feb 2026, with undulating, easy to follow trails. It starts and finishes at Field House Camping with eco perks like a plantable medal and tree planting for finishers.

Run under the stars at Whinlatter Forest on 28 Feb 2026 with Lakeland Paws Whinlatter Tails Night Run offering 5 km and 10 km routes. Bring up to two dogs or go solo, pack a head torch and enjoy a chip timed, marked forest course.

Take on the Northumberlandia 10K at nighttime, racing up and around the sculpted landform and through countryside by headtorch. Enjoy varied trails, a water stop, a bespoke finisher medal and a lively event village with café and stalls.

Run the Inov8 High Cup Nick Fell Race in Dufton on 28 Feb 2026, a scenic 15 km out and back to High Cup Nick along the Pennine Way. Entry supports the village hall and includes registration at the hall plus homemade soup and roll.

March 2026

Join the iconic Ilkley Moor Fell Race on 1 March 2026 for a thrilling 8 km moorland challenge around Ilkley Moor. Expect steep, rocky descents and testing terrain on this classic fell race for experienced runners.

Tackle a muddy multi terrain 10K through Ripon countryside on 1 March 2026 and enjoy a friendly chip timed race that supports St Wilfrid's School. A single lap course welcomes club runners and families with a 1K fun run for kids.

Join Saint Michael's Harrogate 10K and 5K on 1 March 2026 to support Saint Michael's Hospice, with scenic trail routes from Crimple House in Hornbeam Park. A Littlies fun run adds a family friendly twist to this fundraising day.

Take on the Eskdale Eureka fell race on Sun 1 Mar 2026 in the North York Moors, based at Castleton Cricket Club, a challenging 14.3 km course with about 470 m of climb across classic moorland. Entry on the day, with proceeds supporting Clev..

Run under star filled skies with Trail Outlaws Dark Skies Run Series at UK dark sky venues like Kielder. Night trail races from 10K to 26.6 miles offer a friendly, highly rated atmosphere for adventurous runners.

The Stan Bradshaw Pendle Round on Sat 7 Mar 2026 is a classic fell race around Pendle offering Pennine ridges and wide views. About 9.4 miles with 545 m of climb, pre entries and day entries are welcome for a rewarding spring challenge.

The CBTE Morland 'Marathon' is a 29 mile trail ultra with about 3,000 ft of climbing through Eden Valley near Pennines and Howgills. Stone circles, waterfalls and village charm await; open to runners and walkers with full tracking.

Experience the Northumberland coast from Bamburgh Castle to Druridge Bay, passing iconic castles and fishing villages. Take the 54 km ultra or the new 27 km option and finish with a medal and long sleeve event shirt.

Run a muddy, hilly 5k through Hamsterley Forest with natural obstacles and a fun, small field vibe. Open to runners and dogs, entries capped at 50 and finishers get medals and photos.