Trail Running calendar near Stroud 2025-2026

Set in South Wales, Celtic Trail Races offers three trail challenges: the Ultra (34 miles), Marathon (26 miles), and Half Marathon (13 miles). The routes wind through Afan Forest and the Rhigos range, finishing along the Coed Morgannwg Way with dramatic views of the Brecon Beacons, Black Mountain, S..

Mince Pi Run - races of 2 decimal places is a 14 December 2025 off-road event at Shalford Park, Guildford. Participants choose from 3.14 to 31.4 miles (1–10 laps) on a scenic, mostly flat course with one or two hills. A Pi marathon option and a 1-mile Pi-shaped fun run for young children are offered..

The Salcey Forest Christmas 10K, 5K & Junior Fun Run is a festive trail running event held in Salcey Forest, Northamptonshire. Set amidst beautiful, tree-lined woodland paths, the race offers a virtually flat, mixed-terrain course that can be occasionally muddy. Participants can choose between a 10K..

Mortimer Forest Trail Race, organized by Ludlow Runners, takes place at Moor Park School, Ludlow, in Mortimer Forest on the Herefordshire–Shropshire border. The event offers two routes: a 10-mile multi-terrain course featuring Big Dippers and a climb to the summit of High Vinnalls, finishing with a..

A Nightmare Before Xmas Trail ½ Marathon, staged by Mad Running Junkies, takes place at the Bridgend Miniature Railway Centre in Aberkenfig, Tondu, near Bridgend (CF32 9BZ). The course blends the Hateful Eight 8‑mile route with a further 5+ miles of challenging trail, totaling around 13 miles of mix..

The Christmas Carol Bobble Hat Run, organized by Saturn Running, takes place in the scenic Dare Valley Country Park in Aberdare, Wales. This inclusive event welcomes runners and walkers of all abilities. Participants can choose their distance within a 7-hour time challenge, with a minimum of 3km and..

The Slow and Dirty is a festive-themed 19-kilometer trail race held in Sturminster Newton, Dorset, following a flat, hard-surfaced route along a former railway line known as the Somerset and Dorset (S & D). Despite its name, the course is fast and clean, ideal for runners of all abilities, including..

Santa Claws 10km is a winter cross-country event organized by Racing Line Running, held at Renegade Brewery in the grounds of the Yattendon Estate, Berkshire. The course is a multi-terrain 10km, with a Canicross 10km option for runners with dogs. It delivers a scenic, muddy yet beautiful route throu..

The Die Hard Christmas Marathon and Half Marathon is a festive running event taking place on December 24, 2025, at Caldecotte Lake in Milton Keynes. Participants can choose between a full marathon, consisting of 7.5 scenic laps, or a half marathon with 3.5 laps. The event features a supportive atmos..

The Winter Woolly 10km is a popular trail running event held annually on December 24th at Elstree School in Upper Woolhampton, Berkshire. Now in its sixth edition, the race features a scenic multi-terrain course covering 10 kilometers with 80% off-road paths, including lanes, footpaths, trails, wood..

Midwinter Mortimer Trail (MMT) Ultra is a self-navigating trail challenge following the Mortimer Trail from Ludlow Castle in Shropshire to Kington in Herefordshire. It offers two routes: a 30-mile Ultra and a Croft 15 of about 16 miles. The course is a no-frills, mixed-terrain trek through the March..

The Plain Crazy Winter is a challenging 12.5-mile trail run held in Warminster, known for its hilly, cold, and scenic course that can be windy, snowy, and desolate. The event supports The Royal British Legion Poppy Appeal and offers prizes for top male and female finishers across various age categor..

Winter X is a mid-winter trail-running challenge in the Meon Valley, Meonstoke, Hampshire. Runners choose from four distances: 10km, 30km, 50km, or 70km, following public trails including the South Downs Way, with short road connections. The four out-and-back legs start at The Meon Hall, with checkp..

G3 no.1 is a trail running event in the G3 Series held at Newlands Corner, Drove Road, Guildford, Surrey GU4 8SE. Runners can choose between 10km and 15km distances, with the start line and event car park located at Newlands Corner. The event offers bundled options for multi-race participation: 3 x..

Country to Capital Ultra is a 43-mile point-to-point ultramarathon from The Shoulder of Mutton Pub in Wendover to The Stowe Centre near London’s Little Venice. The route crosses the M25 by bridge and follows the Grand Union Canal towpath into London, finishing near Paddington. The course comprises a..

The Northampton 10K is a well-organized running event held at Northampton Racecourse Park, featuring a 2.2 km start followed by three laps around the racecourse. The course is accurately measured and takes place on pathway terrain, offering water stations and first aid support. Participants receive..

The Hankley Common 10km is a guided trail run located at Hankley Common Lower Car Park in Elstead, Surrey. This scenic 10km route offers runners the chance to explore beautiful trails rich in wildlife and historical interest, including the Atlantic Wall replica used for D-Day training. The course fe..

The Cardiff Trail 10k is an exciting running event set against the stunning backdrop of Castell Coch. Scheduled for January 18, 2026, this newly introduced race offers participants a unique blend of competition and natural beauty, making it an ideal choice for both experienced runners and newcomers...

The Dirty Devil Stampede is a challenging and muddy running event held at the Bovington Tank Range in Bovington Lane. Participants can choose from 5k, 10k, or 15k distances, with a special Dark 10k race taking place at dusk on a different course. The race takes place on an army training ground, offe..

The Crocodile Challenge is a 6-hour running event held at Ryton Pools Country Park near Coventry in Warwickshire. The course is a runnable, relatively flat 3.3-mile loop around pools and open pasture with crushed stone paths and some minor rises. Participants can complete as many laps as they wish w..