Trail Running calendar near Santon Downham 2026-2027
We have found 262 Trailruns within 80 miles of Santon Downham. See below where and when you can find the races.
0 – 100∞ km
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MacTuffX London offers a unique interval running competition in September 2026. Participants can compete in solo doubles or relay categories over repeated 400 meter or 800 meter distances in Barking.
October 2026
Experience an ultra distance eco trail through the ancient woodlands of London. This event takes runners on a 50 km journey starting from Capel Road into the natural paths of Epping Forest.
Hit the trails at London EcoTrail 25 KM on 3 October 2026 in Epping's Bell Common. Enjoy a scenic 25 km route through woodlands and countryside, perfect for trail runners craving a nature filled challenge.
A 10th anniversary five mile chip timed cross country and Canicross in the Upper Wreake valley, featuring fields, stiles, brooks and hilly countryside. Race HQ is at Hoby & District village hall with parking and facilities.
A charity 5 mile off road trail race through Cawston Park in Norfolk, chip timed and marshalled, raising funds for Norfolk Lowland Search and Rescue with on site parking and refreshments.
A coastal ultramarathon of about 75 miles along the Essex saltmarsh from South Woodham Ferrers to Salcott, offering two day, continuous and three person relay options with GPS tracking, regular aid stations and downloadable GPX routes.
An ultramarathon at Turvey House where runners repeat a 4.167 mile loop every hour. Solo, paired, and time capped options are available, with chip timing, an aid station, first aid, porta loos, and prizes.
A guided trail half marathon in the Chiltern Hills covering about 13 miles with 300 m of ascent. Groups are led by qualified Run Leaders, there is a stocked refreshment point and participants receive a finisher's medal.
A half marathon and 10K through Epping Forest, London on 10 October 2026, run on marked woodland trails with aid stations, chip timing and an eco friendly focus.
A looped 20 mile trail event at Landguard Fort in Felixstowe on 11 October 2026. The route crosses two nature reserves, two river estuaries and the Port, includes a 6 hour cut off, and is held under UK Athletics rules.
Trail races at Grafham Water from Marlow Park with fully marked 10k and half marathon routes, water stations and on-course first aid. Entries priced at £25 and £30, minimum ages apply, and all finishers receive a medal.
A flat, single lap 10K on 11 October 2026 around the Dengie peninsula with coastal sea wall and countryside sections, finishing at Dengie Hundred Sports Centre. Free parking and changing facilities are available.
A circular 13.1 mile trail half marathon at High Lodge in Thetford Forest, featuring mixed forest and hard-packed trails, cupless water stations, manual timing, and a 3.5 hour cut-off; minimum age 17.
A nighttime backyard ultra from Vigo Rugby Club that sends runners repeatedly on a 4.167 mile loop, starting each hour. Options include an open-ended Backyard Ultra or a 7 hour Challenge, with buckle and medal awards plus a team prize.
An inflatable obstacle-course event at Royal Norfolk Showground on 17 October 2026 with 2.5 km laps and options up to 15 km, music zones, a water station, finisher's medals, and family-friendly entry rules.
A guided 10 mile trail run around canals, reservoirs and Britain’s oldest post windmill near the Chilterns. Includes a run leader, trail technique instruction and a finisher’s medal; places are limited to 40.