Trail Running calendar near Seaham 2025-2026

We have found 475 Trailruns within 80 miles of Seaham. See below where and when you can find the races.

The Old Crown Round on 12 Sep 2026 is a tough 36 km Lake District fell race with 2200 m of climbing across pathless open fell, so navigation skills are essential. Pre entry via SiEntries is required and teams are welcome.

Join SilverBack Trails Lilla’s Revenge on 13 September 2026 for a scenic 10 mile trail run in the North York Moors. Limited to 50 runners, the route follows the Lykewake Walk with moorland climbs, coastal views and a bespoke finisher medal.

Take on the Yorkshireman Off Road Marathon and Half Marathon on 13 September 2026, a scenic challenge across open moorland and woods. Choose the full 26.2 mile route or the 14.8 mile half, enjoy feed stations and chip timing.

Take on the Bradley Fell Race in Bradley Village near Skipton on Sunday 13 September 2026, a punchy 3.5 mile route climbing about 230 m up to scenic Bradley moor. Friendly club atmosphere with junior races and affordable entry on the day.

Tackle classic Lake District mountain navigation in mid September with three tough courses from 15 km to 29 km and hefty climbs. Applicants are vetted for fell running experience and pre entry is required; pairs welcome on the short course.

Challenge yourself on the iconic Yorkshire 3 Peaks with 70 km or 100 km trail options around Hawes on Sept 19 to 20 2026, supported by Ranger teams and roadside aid with evening rest at HQ. Entries are limited to 120 and finishers get medal..

Tackle a scenic 50 km trail from Hawes that climbs Pen y Ghent and returns along limestone trails. Limited field, rugged terrain and warm race support make this a classic Yorkshire Dales ultra.

Oktoberfest Running by Grim Up North hits the Leeds and Liverpool Canal at Rodley for chip timed races on a flat towpath, with distances from 5K to Ultra. Finishers get a medal and post race treats in a fun, friendly atmosphere.

Take on the Enchanted Ultra 50 km trail run around Wooler and the Cheviot hills, passing ancient hillforts and wild ridges. Expect a challenging, scenic course with limited entries and full support including aid stations and GPS tracking.

Hardmoors 60 is a rugged 63 mile ultramarathon along the Cleveland Way, tracing dramatic Yorkshire coast scenery from Guisborough to Filey. Limited entries for solo runners and relay teams, with an 18 hour time limit and tracker for safety.

Run the Lake District on 19 September 2026 with Maverick Lakes X Trail in Grasmere, choosing from 9 km to 52 km across rugged fells, technical climbs and lakeside trails. A great day out for trail runners with proceeds supporting Fix the Fe..

UTMB Index

Classic fell race in Kettlewell, Yorkshire Dales: 4 mile route with 475 m climb over rugged upland terrain. Open to 16+ with pre entry or entry on the day, teams welcome and free parking for entrants.

Tackle the Thornthwaite Round in the Lake District on 19 Sep 2026, a scenic fell race of 15.6 km with 871 m of climb across forest tracks and open fell. Friendly entries on the day and homemade tea await finishers.

Enjoy scenic trail running at Raby Castle on 20 September 2026 with 5km, 10km and Half Marathon options, all chip timed and finished with a medal. Run through parkland and woodland with lakes and wild deer for a memorable day out.

Run a scenic trail half marathon through Bronte Country between Haworth and Hebden Bridge, a challenging single lap 13.1 mile route with stunning moorland views. Support Sue Ryder and enjoy a pie and peas with a finisher memento at the fini..

Join the Yorkshire Weekend Saunter in Knaresborough for scenic countryside 10K and half marathon morning runs. Friendly weekend events with pay on the day entry, jumble medals, hot food and a beer or soft drink for finishers.

Tackle the Fryup Frazzler in the North York Moors, a scenic 5.8 mile fell run from the Cycle Hub cafe with roughly 475 m of climb. Part of the Esk Valley summer fell series, it mixes tough slopes with rewarding views.

The RunThrough Trails Hamsterley Forest Half Marathon will take place in Hamsterley on Sunday 20 September 2026. You can run between 10 and 21 kilometers.

Experience the Lake District UNESCO landscape at the Altra 13 Valleys Ultra, linking 13 valleys across multiple distances for trail lovers. This weekend explores fells and lakes while supporting the Lake District Foundation.

Explore stunning reservoir trails around Otley with 13, 20 or 32 mile options passing seven reservoirs, Stainburn Forest and Almscliffe Crag. Finishers earn a medal and event shirt while ultrarunners get trackers and supported checkpoints.

UTMB Index