Trail Running calendar near Portishead 2026-2027

Join the Semington Slog on 16 May 2026 for a scenic 10K or family 2K around the village, canal towpath and leafy lanes. A friendly community fundraiser at St Georges School with marshalled routes, children’s activities and tasty food, plus..

Marilyn's Meldon Madness on 16 May 2026 invites runners to a spirited fell challenge at Meldon Reservoir near Okehampton, with a testing 415 m climb and sweeping moorland views. Pre entry is required and places are limited.

Trail running from Sudeley Castle in the northern Cotswolds with routes from 7 km to 51 km, marked trails, outposts and mandatory kit for longer courses. The event uses reusable cup policy and provides parking, bag drop and timed results.

Join the Deddington Four Farms Challenge on Sunday 17 May 2026 for 5k and 10k routes around the picturesque parish of Deddington. Open to experienced runners, fun runners and families, it is a friendly event supporting local charities.

Tackle rugged coastal trails and pebble beaches at the Beer Blazer in Seaton, with 10 mile, 6 mile and a 1 mile fun run options. Expect dramatic cliff top views, steep climbs, a beach section and a post race BBQ for all.

Join the Portcullis Trail 10 km in Langport on Sunday 17 May 2026 for a scenic run across the Levels, droves and countryside around Cocklemoor. Expect mixed trail terrain and a friendly community vibe; no headphones or dogs.

Tackle the 10 mile Sirhowy Challenge on 17 May, a scenic multi terrain loop climbing 1500 ft to Machen Trig Point through the rolling Sirhowy valley. Undulating terrain suits adventurous runners and all finishers receive a drinks token.

Tackle the Batch Bash in All Stretton on Wed 27 May 2026, a steep 4.8 km fell run with 305 m of climb to test your hill legs. Friendly entry options and a capped field keep this a welcoming, lively race day.

Run 145 miles non stop along the Grand Union Canal from Birmingham to Little Venice on a fully waymarked towpath. Limited to 100 starters with supported or unsupported entries and a 45 hour cutoff, it is a classic long distance challenge.

Tackle the Telford T50, a 50 mile trail around scenic Shropshire with views of Ironbridge and the Wrekin on 23 May 2026. Organised by How Hard Can It Be Events, the pre marked course mixes trails and roads with aid stations and cake.

A flat riverside trail event in Taunton on 24 May 2026 offering a 10K and a half marathon. Awards for top finishers and a large finisher medal are included, and past participants note friendly marshals and good feed stations.

Run across Dorset from just south of Salisbury to the Jurassic Coast on mostly trail with minimal road running and support along the route. Choose from 100 km, 50 km or a 20 mile Purbeck Traverse for a rewarding coastal challenge.

The Bredon Cricket Club Tower Run will take place in Tewkesbury on Sunday 24 May 2026. You can run 10 kilometers.

Celebrate the 50th anniversary of Rocky with a flexible 7 hour time challenge at Dare Valley Country Park, where you choose your distance from 3 km to ultra. Enjoy scenic trails, on course aid, medals for finishers and ice cream at the end.

Southampton Running Festival on 31 May 2026 offers 5K, 10K, half marathon, a junior race and a charity place option on a multi lap route through Southampton Common with marked kilometres and event marshals.

A 40 mile ultra on June 6, 2026, along the Wales Coast Path from Porthcawl to Penarth, featuring coastal trails, Ogmore Castle and stepping stones, four staffed checkpoints and specified mandatory kit.

Run the Divorce Day Defib Fundraiser this June with 8 mile, 16 mile or marathon routes along the Silkin Way, crossing the iconic Ironbridge. Expect varied trails, fancy dress and a welcoming community as you raise funds for a life saving de..

Midnight Mountain Marathon in Brecon Beacons lets runners start in daylight and finish under stars while crossing iconic summits like Pen Y Fan. Pick marathon, half or bergen entries and collect a finisher medal plus a warming mug of tea.

Take on Blended's Backyard Ultra at Chilton Manor Farm on June 6 2026, running a 6.7 km trail loop each hour until only one runner remains. Camping, fueling and hot food on site make for a supportive, all day and night event.

Take on the Oner Ultra Trail Run on 6 June 2026 along the scenic Dorset Coast Path. This 85 mile challenge must be completed within 24 hours, perfect for experienced runners seeking a coastal endurance test.