Trail Running calendar near Sennen 2026-2027

We have found 65 Trailruns within 80 miles of Sennen. See below where and when you can find the races.

Way marked half marathon across Cornwall from Portreath to Devoran Quay that follows historic 1812 transport routes. One checkpoint provides fluids and snacks; entrants must carry fluid and a mobile phone and canicross entries are welcome.

Langstone Fell Race runs from Peter Tavy across Coombe Tor, Cox Tor and the Langstone over roughly 10 km, with 2k and 5k options and junior races; parking, toilets and post-race refreshments are provided.

A guided trail run of about 10 miles through woodland tracks, river valley paths and minor lanes around the Tamar Valley, starting at the Tamar Trails carpark. Steady guided pace; trail shoes, waterproof and snacks recommended.

A coastal multi terrain 10 km loop near Menabilly and Fowey on 27 May 2026. The marshalled course includes steep climbs, coast path sections and steps, with a share of proceeds supporting St Austell Foodbank.

Muskie Madness is an unmeasured 10k multi terrain race on 31 May 2026 at Marine Academy Plymouth. The course mixes on road and wooded trail sections and the venue offers showers, bag drop, food and water stations.

June 2026

A 44 mile coastal ultra from Lizard Point to Land's End along the South West Coast Path. Held on 6 June 2026 with solo and relay options, severe terrain and roughly 5,531 ft of ascent.

Coastal trail races on 6 June 2026 between Westward Ho! Clovelly Hartland Quay and Bude, with Ultra marathon Marathon and a 16 mile option. Routes are marked and marshalled and include significant ascent.

A 10km trail race in Cardinham Woods on 7 June 2026 supporting charities for emergency service personnel. Open to participants aged 18 and over with trophies, finisher medals and a Tri County Cup firefighter competition.

An evening multi-terrain event in Bude featuring a 6 mile senior race and junior 1 mile races, organised for the RNLI with chip timing, limited senior entries and a ban on personal audio devices.

A 42 km multi-island trail marathon across the Isles of Scilly, combining full circumnavigations of St Martin’s, Tresco, Bryher and St Agnes with a final 5 km on St Marys. Routes are marked, include ferry transitions and have cut offs based..

A multi-distance coastal event on Mount Edgcumbe peninsula using a roughly 10.6K loop repeated for half and full marathons. Options include 10K, canicross and kids races plus chip timing and finishers medals.

A multi terrain race of about 10 km from Truro to St Clement and Malpas, featuring road, trail, track, hills and mud. It is the final race in the Cornish multi terrain series and includes individual and club prizes plus a keepsake.

Trail races at Siblyback Lake on 20 June 2026 include 2.5 km, 4.8 km and 9.6 km distances plus an 8 hour Siblython endurance event. Camping, a café, personalised bibs and medals for all participants are provided.

A Dartmoor fell running event on 20 June 2026 featuring a 6 mile Burrator Horseshoe, a 4 mile Sheepstor Challenge and junior races, with proceeds to local parish charities and a 250 runner limit.

A crewed, self navigation team event where five runners tackle 100 mile trail and coastal routes in Cornwall with a 36 hour limit. Entry costs £110 and participants must meet qualifying and kit requirements.

A 26.2 mile self-navigation coast path event on 27 June 2026 from Rock to Boscastle, passing Polzeath, Port Isaac and Tintagel, with three manned checkpoints, live GPS tracking, medals for finishers and a nine hour cut off.

Hourglass on 27th June 2026 is a last person standing running event of repeated *2 mile* laps around the Royal Cornwall Events Centre. Lap time allowances shrink each circuit and runners are eliminated if they miss the limit.

A timed trail event on a five mile loop at Widemouth Bay, offering 24 hour, 12 hour, 6 hour and a Cub Fun Run over 27 to 28 June 2026, with camping and team entries available.

July 2026

Timed 12, 24 and 36 hour events run on a marked five mile trail loop at Newnham Park near Plymouth, with solo, pair and team entries and a separate timed kids race. Free participant camping, on site facilities and awards are provided.

Evening coastal races in Perranporth on 11 July 2026 offering a 13.1 Miles half marathon and a 10.5 km long 10k. The event supports Cornwall Air Ambulance and includes GPS tracking, medals and free race photography.

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