Marlow
Trail Running Calendar near Marlow 2026-2027
Explore the top trail runs near Marlow for 2026-2027! We've gathered 233 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2027
A Thames Towpath trail event from Putney Bridge to Henley offering 100, 75, 50 and 25 km options plus supported rest stops and camping.
A 10 km trail run around Sandridge, St Albans, starting at Woodcock Hill on 12/09/2027 with entry listed at GBP 23.
Undulating trail races on Ashtead Common on 12 September 2027 offering a 10 km and a 2 km kids run while raising funds for local charities.
A 50 mile single loop through the Chiltern Hills with 5600 ft of climb, five well stocked aid stations, full medical support and a 13 hour finish cut off.
Looped trail event from Henley with supported 50 km, 25 km and 10 km options, camping, staffed rest stops, medical cover and GPS tracking.
October 2027
A fully marked 100 km trail ultramarathon around the Chiltern Hills from Chesham with GPS tracking, six checkpoints, a 19 hour limit and a 250 runner field.
A guided 30 mile trail run from St Martha's Hill exploring the Surrey Hills and Box Hill with an experienced ultra runner and coach. Group pace, recommended 22 miles training, cost £55 and an alcohol free beer may be available.
Inflatable obstacle course in Newbury on 16 October 2027 offering 2.5k 5k 10k and 15k laps with music zones, medals and family friendly rules.
November 2027
Point to point Half Marathon along the Grand Union Canal from Cowley to Cassiobury Park, Watford, on towpaths, trails and woodland. Entry from £35.
A commemorative 7 hour Time Challenge in Staines along the Thames with options from 3 km to ultramarathon distances and medals for finishers.
Windsor Trail Run on 28 November 2027 features a flat trail through Alexandra Gardens with 10K and half marathon options, timed results and post race goodies.
December 2027