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Trail Running Calendar near Mortimer Common 2026-2027

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Explore the top trail runs near Mortimer Common for 2026-2027! We've gathered 171 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

November 2026
Take on flat, scenic laps along the Thames towpath in Walton on Thames with flexible starts and distances from 5 km to ultra. Limited places, aid stations, digital results and medals make this a friendly, festival style challenge.
Night trail running at Stonor Park in the Chiltern Hills with 17 km, 13 km and 7 km routes, marked courses, outposts on middle and long routes and no dogs allowed.
Trail routes of 7, 13 and 22 km through Stonor Park and the Chilterns, with marked courses, wildlife sightings, on-course outposts and free parking.
A torchlit trail run from Winchester Athletics Track with 12 km and 22 km options across the South Downs Way and local trails. The course is fully marked; headtorches and at least 500 ml of fluid are required.
A supported endurance event on 7 November 2026 with a 76 km ultramarathon or 36 km run or walk from Aldershot or Petersfield to Portsmouth, featuring break stops, satellite tracking, medical cover and charity fundraising options.
A trail event in Windsor on 8 November 2026 offering a 10K and a half marathon on flat off road trails from Alexandra Gardens. The event features chip timing, race photos, post race goodies and an event village.
A commemorative 7 hour Time Challenge at Wraysbury Skiff and Punting Club on the River Thames offering distances from 3km up to 50km on signed mixed terrain laps. Finishers receive medals and distance pins and aid stations include vegan options.
A remembrance run in Surrey on a signed River Thames loop offering flexible distances from 3 km to 50 km, medals, goody bags and aid stations.
A 10th edition marathon and half marathon on riverside towpaths in Walton on Thames, centred on a two minute silence at 11:00 and organised as out-and-back laps; attended and virtual entries receive a commemorative medal.
A point to point half marathon along the Grand Union Canal from Cowley to Cassiobury Park in Watford, chip timed with water stations and a sustainable wooden finisher medal.
A flexible Friday running event on a flat 5.3 km out and back course along the Thames offering distances from 5 km to ultra, timed over a seven hour limit with bespoke finishers medals.
Timed multi lap event on the Itchen Way in Winchester on 14 November 2026, with 2.62 mile laps that add up to half marathon, marathon and ultra distances. Flexible start format, aid station with vegan options, bespoke finisher's medal.
A multi-terrain 5K and 10K race in the Chiltern Hills on 15 November 2026, organised by the Radnage Primary School PTA, with water stations, first aid, a village hall cafe and proceeds supporting the school.
Saturn Running holds the Smurf Run along the River Thames at Wraysbury on 15 November 2026. The seven hour Time Challenge starts from 3 km laps and includes finisher medals, distance pins, aid stations and goody bag options.
Timed multi-lap run on a flat Thames towpath in Walton on Thames with distances from 5 km to ultra, a seven hour limit, flexible one hour start window and finishers medal options.
Riverside trail runs from Alexandra Gardens, Windsor with chip timing, on-course water and finishers' medals over 21.8 km or 16.1 km.
Off-road races at Spider Hill, Long Valley offering a single 10 km lap with named wet sections and a shorter 5 km route added in 2022.
Guided 10 km trail run around the Devil's Punchbowl in Hindhead, Surrey, with hills, views and group navigation. Events take place at dusk or at night with headtorches and cost £22 per person.
Complete as many 5 km laps as possible on a marked trail loop from Peaslake Community Hall, with a 2 km ascent toward Pitch Hill and a downhill return. Solo and three-person team entries are available, with refreshments and prizes included.
A charity Friday run in Walton on Thames where the £10 entry fee is donated to Rays of Sunshine. Flexible rock up and run format on a flat 5.3 km riverside lap with a finishers' medal for all participants.
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