Trail Running calendar near Willen Lake 2026-2027

We have found 443 Trailruns within 80 miles of Willen Lake. See below where and when you can find the races.

Experience a guided 12.5 mile trail run at Box Hill featuring over 1000 metres of elevation gain. This non competitive group event traverses technical woodland and heathland terrain under the guidance of a professional trail coach.

Run your own distance along the scenic Stroud Waterways canal in this flexible timed event. Start when you like within a one-hour window and see how far you can go in seven hours. Every participant gets a finisher's medal.

Event Details The Marlborough Downs Challenge offers two off-road running events. Participants can choose a 20 mile or a 33 mile trail race. The distances are approximate. Course Information Both courses are mostly off-road, following sceni..

Experience a guided 5km trail run through the Chiltern Hills followed by a specialized movement class. This springtime event in Aldbury offers trail running tips and movement skills instruction for all ability levels.

Trail running festival around Winchester offering 14 mile, 19 mile, marathon and 50K ultramarathon routes on marked, marshalled trails with aid stations, bag drop and an option to plant a tree instead of a medal.

Take on the Freddo Mercury Rhapsody Run along a flat riverside towpath at Xcel SPORTS HUB, logging as many 5.3 km laps as you can within a relaxed 7 hour limit. Rock up in a 1.5 hour start window or request a time, with aid stations and opt..

This spring trail race takes runners through the scenic and undulating Harewood Forest in Hampshire. Participants can choose a 5k, 10k, or canicross event on forest paths. The event supports local community groups and features a cupless pol..

Kick off the championship series with this special Spring trail run. The 15 km course is over 95% off-road and used only for this seasonal event. It starts and finishes at the scenic Trifarm lake.

The Chiltern Hills 100K is a 100-kilometre ultra marathon on 9 May 2026, traversing a scenic loop of trails through the Chiltern Hills with 1800m of elevation. This UTMB World Series Index Race offers fully marked routes, six stocked aid st..

UTMB Index

Experience a scenic 50 km point to point ultramarathon from Horsham to the Brighton seafront. This multi terrain course traverses the South Downs and offers a fully supported journey with a bespoke finisher medal.

UTMB Index

Enjoy scenic off road racing through Collingbourne woods with a chip timed half marathon or 10 km at Crawlboys Farm in Ludgershall on 9 May 2026. Marked trails, aid stations, medals and lively support make this a must for trail fans.

The Run Rabbit Trail Festival offers trail running challenges over a weekend at Deene Park Estate. Runners can choose from 10k, 25k, or half marathon distances or combine all three into a 56k quest. The event features camping and entertainm..

Discover Goring Gap Trails near Reading in early May 2026, offering scenic trail challenges from a 6 mile walk with a river boat crossing to 52K and 50 mile ultras. Multi day camping adds a relaxed festival vibe for runners and walkers alik..

UTMB Index

Experience a 40 mile linear journey along the ancient Ridgeway track through the scenic downlands of Wiltshire and Berkshire. This event for walkers and runners offers a supported route from Avebury to Streatley.

This event on the Thames features 10K, half, and marathon distances on scenic riverside paths. Starting from the Wraysbury Skiff Club, the courses use fully marked out-and-back loops. The area near Runnymede offers beautiful countryside and..

Experience a flat 5k run through scenic parkland and Norfolk's largest zoo. Run past giraffes and penguins before enjoying full day zoo access and a unique finisher medal.

Experience the twilight beauty of Ardingly Reservoir during this evening run in West Sussex. Choose between a 5K or 10K distance on an undulating trail course featuring scenic water views and a finisher medal.

Celebrating its 30th year in 2026, the Halstead & Essex Marathon is a community-focused event run on scenic country roads in North Essex. Organized by a local running club, it forms part of the Essex Road Running Championships and raises mo..

Shires and Spires is a multi-terrain race through the Northamptonshire countryside, starting from historic Naseby. The event alternates its course direction yearly and offers five distances from a 10K to a 35-mile ultra marathon. Entry incl..

Road marathon and half marathon at Suffolk Running Centre near Bury St Edmunds, using the Kirtling and Windmill routes. Aid stations every 10 km, parking included, cupless policy, bespoke medals and a seven hour marathon cut off.