Trail Running Calendar United Kingdom 2025-2026

Welcome to the most comprehensive guide to trail races in the UK for 2025-2026! Our curated list features an impressive 1754 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

Cockfield Chase in County Durham is a friendly 7 km fell race with 160 m of climb, run as a guided first lap and a raced second lap. Ideal for beginners and club runners, entries are available in advance or on the day.

Ian Charlesworth Hartcliff Hill is a lively BS category fell race covering 4.6 miles and 709 ft ascent across fields and rough tracks. Starts and finishes on Penistone playing fields on a marked course so no navigation is needed.

Orchan Rocks is a classic fell race in the South West Pennines on Tue 28 Apr 2026, starting at the Staff of Life pub in Todmorden. Tackle a punchy 5.4 km course with 280 m climb, open to runners aged 14 and over with pre entry or day entry.

Take an evening trail run through Gibside National Trust with 5 km and 10 km options, canicross friendly with one controlled dog per runner. Live chip timing, bespoke finisher medals and sweeping woodland views make this a memorable spring..

Enjoy a scenic riverside run on the Trans Pennine Trail with 5 km and 10 km routes, mostly flat and fast. Limited to 150 runners, finishers get a drink from Piglove Brewery and night runners must carry a headtorch.

Fo(e) Edge is a compact fell race in the South West Pennines on Wed 29 Apr 2026, sending runners over 4.1 miles with 300 m of climb from Cowpe Village Hall. Entry on the day is £5 and teams are welcome for a spirited midweek test of hill le..

Tackle the Lords Seat Fell race at Whinlatter Visitor Centre, an 8 km route with 430 m of climb across scenic, rugged fells. Entry on the day only £7 cash, with junior races and a start from the visitor centre car park.

May 2026

Saturn’s Midweek Chasing Numbers 7-Hour Time Challenge is held at Wraysbury Skiff & Punting Club on the River Thames. The event is designed to be affordable and flexible, inviting all abilities to run or walk within a 7-hour window. Partici..

Run the Heritage Run in Thorpeness on 1 May 2026, a friendly community organised event that supports local charities. Choose from scenic mainly off road 10k, half marathon or a dog friendly 10k, all from The Ogilvie Pavilion.

Trail festival in Offwell near Honiton on the first May bank holiday, headlined by a 68 mile round with 38, 31 and 15 mile options across AONBs and the Jurassic Coast. Camping, communal meals and a Sunday mini round create a friendly vibe.

Take on the Malvern Hills Ultra, an out and back trail race from Abberley Village Hall across the Worcestershire hills, with distances of 47, 38, 31 or 23 miles. Expect rugged climbs, scenic ridge running and a bespoke finisher medal plus a..

Explore the Isle of Wight Ultra Challenge from Chale on 2 to 3 May 2026, a scenic multi distance trail around the southern coast past The Needles, Cowes and Ventnor. Walk, jog or run solo or split the route over two days with full support.

Tackle a 50 mile trail ultramarathon through the stunning limestone scenery of Malham and the Yorkshire Dales on 2 May 2026. Expect big climbs, iconic peaks and well stocked checkpoints on this tough but beautifully scenic UKA permitted rac..

UTMB Index

Run the iconic Thames Path 100 mile from Richmond to the university city of Oxford, following riverside trails and quaint towns. Enjoy a scenic point to point challenge with a 30 hour cutoff and full aid support.

UTMB Index

Rasus y Bannau offers challenging long distance trail races through the Brecon Beacons with 100 km, 75 km and marathon options across iconic ridgelines and summits. Expect big climbs, wild mountain views and a Brecon town centre start and f..

Ultra X Scotland is a multi day ultramarathon in the wild Scottish Highlands near Inverness on 2 to 3 May 2026. Choose from distances to 110 km in single day or two day formats and enjoy fully marked trails, camping and on course support.

UTMB Index

Take on the Welsh 3000s Ultra Run on 2 May 2026 in Snowdonia, a guided mountain run over all 15 Welsh 3,000 ft peaks. About 30 miles with 4,000 m of ascent, Adventure Awaits provides expert guides, a support vehicle and food stations.

Take on the HOWUM 2026 30 mile trail ultra around Llanidloes, following scenic paths past reservoirs, the Severn source and historic waymarked trails. With no time limit and three supported checkpoints this is a wild friendly challenge.

Join a guided 30 miles group run along the North Downs and Greensand Way from West Hanger near Guildford, taking in Box Hill, Leith Hill and Holmbury Hill. Intended for experienced trail runners able to sustain about 10 minutes per mile, wi..

Run the new Fife Pilgrim Way Ultra on 2 May 2026, a 90K route across historic Fife finishing at St Andrews Cathedral. Enjoy coastal towns, rolling countryside, hot food at select aid stations and a finisher medal plus T shirt.