Trail Running calendar near Henley-on-Thames 2026-2027

We have found 470 Trailruns within 80 miles of Henley-on-Thames. See below where and when you can find the races.

Guided 10 km trail runs at Thursley National Nature Reserve with summer sunset and winter night sessions, flat terrain and a section on the boardwalk. Group paced, non competitive runs with headtorch provision and a kit list supplied.

Run the Summer 10K at lovely Coombe Abbey Park, Coventry on 10 July 2026, a two lap trail through woodland and meadow with varied surfaces and plenty of character. Open to ages 16 and over and offering charity and eco token options.

Run the 57 mile MTC Severn Way Ultra along the scenic River Severn from Worcester to Stonehouse. Riverside views, checkpoints with vegan and gluten free options, and a bespoke medal and visor await finishers.

Race to the Stones on 11 to 12 July 2026 offers 50 km and 100 km routes, nonstop or over two days. Run the Ridgeway past chalk figures and hill forts to a dramatic finish at the Avebury Standing Stones with pitstops and basecamp support.

On 11 July 2026 the Hallow 12 Parish Challenge offers circular off-road routes from 10 to 40 miles starting in Hallow and passing through 12 parishes. Waymarked courses include checkpoints with drinks and snacks and a hot meal at the finish..

Trail running in the Chiltern Hills from Princes Risborough with routes from 8 km to 50 km, mapped GPX files, outposts and timed results. Courses feature woodland singletrack, chalky trails and notable climbs, and the event is not dog frien..

UTMB Index

Ultra:5K 2026 invites runners to tackle repeated 5 km laps on the hour for 3, 5 or 10 laps, testing endurance on a hilly, twisty trail near Bedford. Enjoy on course support, a bespoke finisher medal and relaxed festival vibes.

Run the Cider 5K.ish on Friday 17 July 2026 at Myncen Farm near Blandford Forum, a scenic one lap trail over fields, grass and dusty tracks. Part of a weekend of running and optional camping, this friendly race offers finisher goodies.

Take on the 12 hour Cider Challenge solo across undulating farm trails in Dorset this July 18, with fields, wildflowers and dusty tracks underfoot. Camp onsite for a full weekend vibe and earn a medal and goodies for every finisher.

BigHeat Camp FIRE is a two day trail running festival at Mill Farm, Lurgashall on 18 and 19 July 2026, with races from a 2 km kids trail to a 50 km ultramarathon. Camp and unwind with yoga, live music, food stalls, showers and a wild sauna.

Join Race The Light at Wendover Woods for scenic, challenging trail races supporting the Chilterns Neuro Centre. Choose from an accessible family friendly loop up to a hilly 5K or 10K and soak up the forest atmosphere.

Tackle the Apple Plod 10K.ish on Sunday 19 July 2026 at Myncen Farm for a two lap undulating trail run or walk through fields, wildflowers and dusty tracks. Enjoy a relaxed 2.5 hour cut off, weekend camping and finisher goodies.

Enjoy scenic trail running at Winwick Hall with 5k and 10k distances plus a fun 2k for kids, raising funds for the Bruce Green Foundation. Challenging climbs, great medals, free digital photos and a tea room at race HQ.

Join the ATW St Albans Summer 10K on 19 July for a flat, traffic free single lap along the tree lined Alban Way, perfect for PBs or a relaxed summer run. Enjoy pacers, live music, a family fun run, free photos and a custom medal.

Enjoy the Wye Valley Tunnel Run along the scenic Greenway, including the 1 km Tidenham Tunnel and riverside railway paths. Distances from kids Colourburst to marathon make this a family event with waymarked routes and on course feast statio..

Run 10 or 5 mile trails through scenic Ashdown Forest with big climbs, flowing descents and stunning views. Friendly marshals, well stocked aid stations and bespoke finisher medals make this a rewarding summer challenge.

Take on a scenic 7 hour timed challenge along the River Thames at Wraysbury, choosing how many laps to run from a 3 km minimum up to 50 km or ultra distances. Finishers from 3 km earn a medal and everyone gets goody bags with vegan options.

Scenic flat trail around Maidenhead Commons and Summerleaze Lake on 26 July with 5K to half marathon options. Event base at the Sports Bar with marshals, chip timing, unique medal and free race photos for a friendly community day.

RunThrough Trails South Downs leads along the South Downs Way from 12k to 50k with sweeping views across Hampshire and Sussex. Marked routes, aid stations, an event village and a themed medal with free photos create a memorable day.

The Bright Skies - Surrey Hills will take place in Dorking on Sunday 26 July 2026. You can run between 10 and 42 kilometers.