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Trail Running Calendar near Portishead 2026-2027

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Explore the top trail runs near Portishead for 2026-2027! We've gathered 121 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

February 2027
Trail running 5k and 10k near Cardiff on marked multi terrain routes with medical support, marshals, finisher medals and category trophies.
A timed event on a 2.62 mile out and back canal route with flexible rock up and run starts. Distances range from 5 km through marathon and beyond, with a seven hour time limit and a finisher medal for all.
A multi-distance running event in Bath featuring two converted railway tunnels and a start and finish at Brickfields Park, with funds raised for Sustrans.
A 12 mile cross country race in Dursley on 21 February 2027 with over 2000 feet of climbing across woodland trails, mud, roads and steep climbs.
An approximately 8-mile multi terrain race around Sorbrook and Sluvad near Cwmbran with marshalled routes, medical cover, goody bags and age-category prizes.
A winter adventure race in the Cotswolds combining trail running and mountain biking with map and compass navigation, solo or team entries and bike hire available.
About sixish hilly country miles of off road trails above Long Ashton with chip timing, limited parking, and a charitable donation from each entry.
Trail runs and standard and sprint off road duathlons take place in the forest around Speech House, Gloucestershire.
March 2027
A winter ultra on the Community Forest Path near Bristol, offered as 45 or 30 mile anti clockwise routes with checkpoint support, mandatory kit and a finishers' medal.
Trail races from Chepstow along the Wye Valley Walk and Offa's Dyke Path, offered as WYVUM 30 and a 14.5 mile WYVUM HALF.
Annual 33+ mile trail run organised by Avon Valley Runners and the Rotary Club of Westbury, 13th edition scheduled for 7 March 2027.
Six hour trail loop challenge at Symonds Yat Rock: 5.25 km loops with 160 m climb, aid station every lap, medals at 6, 9 and 12 loops, limited field.
Looped 50 km, 29 km and 10 km trail routes around Bath from Bath Racecourse with marquee rest stops, GPS tracking, medical support, and finisher medal and T-shirt.
Annual March challenge walk around Abergavenny with four route options from about 10 to 20 miles, mountain checkpoints and charity fundraising.
Hill race at The Hostelrie, Goodrich on 20 March 2027: about 8.6 km with 335 m climb on a partially marked course; entry £5 members, £6 non-members.
A night trail at Mendip Activity Centre offering 5 km and 10 km laps as part of the Dark Skies Series; torches of 250 lumens or more are required.
A way marked Forest of Dean half marathon around Speech House on forest trails, with TRA championship and England Athletics qualifier status and proceeds to charity.
Timed, lap based event at Barry Sidings Country Park on 21 March 2027 offering distances from 5 km to ultra on a 5.3 km out and back lap with a seven hour limit.
April 2027
A trail running event in Monmouth in April 2027 with full and half options, a hilly scenic course and strong on course support rated highly by past participants.
A 15 mile off road fell race across the Mendip Hills starting and finishing in Cheddar, with over 2,000 ft of climbing and proceeds supporting local charities.
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