Trail Running calendar near Tring 2025-2026

Celebrate the 30th Halstead & Essex Marathon in May 2026, a scenic road race through rolling hills, woods and farmland around Halstead. Expect low traffic roads and friendly club support for a classic Essex running challenge.

Run through rolling Northamptonshire countryside from Naseby Village Hall, choosing multiple distances up to a 35 mile ultra marathon. Marked circular routes, live GPS tracking and country house views make for a memorable day.

Run the Zig Zag Marathon or Half at Suffolk Running Centre, Bury St Edmunds, over scenic mildly undulating road routes. Limited to 300 entrants, with on course aid and a bespoke finisher medal.

Join the Oliver Fisher 10k, 5k and junior run at Milton Creek Country Park for a scenic off road race supporting the Oliver Fisher Special Care Baby Trust. Enjoy park views, medals and fundraising for the neonatal unit.

Run through the scenic Rathfinny Wine Estate vineyard on a challenging off road 10.7 km loop or double it for a 21.4 km half marathon. Carbon neutral event supporting the WOLO Foundation with free charity places and recycled medals.

Take on the Greenway Challenge in Letchworth Garden City: a self guided 13 mile clockwise run starting and finishing at Standalone Farm. Enjoy marshalled crossings, a wooden medal, and cake at the finish while supporting Headway Herts.

Take on the Midhurst Milers Cocking 10k, a hilly, scenic trail across the South Downs featuring steady climbs and a fast downhill finish. Limited online entries make this a must book for trail lovers chasing views and a rewarding run.

Tackle the scenic and challenging North Downs Way 50, a 50 mile trail run from Farnham to Knockholt Pound on 16 May 2026. Expect rolling hills, great trail views, well stocked aid stations and a friendly Centurion Running race atmosphere.

Run the scenic Berkshire Downs at the Compton Downland Challenge on 16 May 2026, with 26.8 mile or 16 mile trail options along the ancient Ridgeway. Expect climbs, muddy paths, aid stations, chip timing and a hearty post race BBQ.

Join the Semington Slog on 16 May 2026 at St Georges School for 10k and 2k routes through the village and along the Kennet and Avon Canal towpath. Family friendly fun with marshalls, refreshments and a Slog Dog for every finisher.

The Reigate Priory Park 10K is a scenic charity fun run held in Priory Park, Reigate, Surrey. The course features a 250-meter start plus four laps on an accurately measured, gently undulating cross-country terrain surrounded by lush greener..

Take on the London to Brighton Ultra on 23 and 24 May 2026, a scenic 100 km trail from Richmond to Brighton with about 1500 m of climb across the North and South Downs. Shorter distances, one and two day formats and camping are available.

Grim Reaper Running Festival at Grimsthorpe Castle Estate on 23 and 24 May 2026 features races from 10 to 100 miles and a 100 mile team relay. Camp on site and run a scenic 10 mile loop through ancient woodland and lakeside trails.

Explore the Surrey countryside at The Fox, a trail running festival offering distances from 20K to 62K that all finish in Godalming. Enjoy scenic singletrack, regular aid stations and a friendly atmosphere on Saturday 23 May 2026.

Take on the Grand Union Canal Race, a nonstop 145 mile ultra from Birmingham to Little Venice along scenic towpaths. Limited to 100 starters with a 45 hour limit, it welcomes supported and unsupported runners for a true canal challenge.

Join a scenic 26.2 mile marathon in Richmond Park over three laps of the Tamsin Trail and park perimeter. A 3 mile kids challenge follows, with on course drink stations and medical support for a safe, memorable morning.

Beat The Sunset 50km in Maidenhead is mainly off road, a flat single lap along the Thames Path and Jubilee River for a scenic ultramarathon. Chip timing, live tracking, feed stations and a finisher medal make it welcoming.

Take on the Ridgeway Challenge, an 86 mile point to point trail race along Britain’s ancient Ridgeway from Ivinghoe Beacon to Avebury. Tackle the full route in 28 hours for a true long distance test across rolling chalk downland and prehist..

The Three Castles 50km Ultra Marathon is a scenic race held in Kent, England, starting in Rochester and finishing at Tonbridge athletics track. The flat course follows the River Medway, passing three medieval castles, charming villages, and..

The Castle Trails 30km is a scenic point-to-point trail race in Kent, launching in 2026 as part of the Three Castles 50km Ultra weekend. Starting at Little Fant Farm near Maidstone and finishing in Tonbridge, the course follows the River Me..