Trail Running calendar near Cromer 2025-2026

The Halstead & Essex Marathon, established in 1995, is an annual running event held in North Essex, starting at Halstead Leisure Centre. Celebrating its 30th year in 2026, the marathon features a scenic course on low-traffic roads through rolling hills, woods, and farmlands, offering a picturesque a..

The Zig Zag Marathon and Half Marathon take place at the Suffolk Running Centre in Bury St Edmunds, UK. The marathon follows the officially measured, scenic Kirtling Route, which is fully on road and mildly undulating, while the half marathon uses the Windmill Route, both featuring quiet roads. The..

Five Rivers Ultra is a point-to-point ultramarathon organized by Coastal Trail Runners, finishing in Harwich, Suffolk. It offers three distances — 100 miles, 50 miles and 50 km — that traverse the North Essex and South Suffolk coastline and link sections of well-known long-distance footpaths. The ro..

Grim Reaper Running Festival returns to Grimsthorpe Castle Estate in South Lincolnshire on May 23–24, 2026, with distances for all abilities: 10, 40, 70 and 100 miles solo, plus a 100-mile team relay. There are two 10-mile races (day and night). The 10-mile loop combines grass trails through ancient..

The Suffolk Back Yard Ultra Festival is a backyard ultra event held at High Lodge, Thetford Forest in Suffolk and organised by Challenge Running Ltd. The main open-ended race uses chip timing and offers a £1000 prize for the winner. For 2026 there are additional timed entry options of 6 hours and 1..

The Valley of the Owls Run, organized by Zig Zag Running, takes place at the Suffolk Running Centre in Bury St Edmunds, Suffolk. The scenic course passes through the village of Ousden, known as the Valley of the Owls, featuring some of England’s oldest roads and beautiful countryside. Participants c..

Set in the Nene Valley countryside near Fotheringhay, Peterborough, the Nene Valley Trail Run offers friendly, scenic off-road racing over 10 miles or 20 miles. Starting from Castle Farm Campsite, the routes traverse green fields, ancient bluebell woodlands, rivers, disused railway tracks and quiet..

The Summer Solstice Challenge - Colchester will take place in Colchester on Sunday 21 June 2026.

Run Sandringham 10K & 5K, staged by Good Running Events, welcomes hundreds to Sandringham Estate in Norfolk for a dual-distance race. On Sunday 21 June 2026, runners start and finish inside the estate, with routes offering countryside and views of the Royal House. The course combines trails (about 3..

Fen Gallop 2026 is a scenic running event held in Willingham, Cambridgeshire, featuring flat, multi-terrain courses along country roads, footpaths, and bridleways. Participants can choose between a 10K race or a shorter 4-mile option, both offering chip timing. The event welcomes runners aged 15 and..

The Norfolk Festival of Running, held at the scenic Bawsey Country Park in Norfolk, offers a variety of race distances including 5k, 10k, 15k, Half Marathon, Full Marathon, and Ultra Marathon. This trail event features an undulating course with terrain comprising sand, gravel, and grass, suitable fo..

Great Barrow Challenge - 10 events in 10 days is hosted by Zig Zag Running at the Suffolk Running Centre, Church Road, Bury St Edmunds, IP29 5AX. This exclusive multi-day challenge offers ten daily routes ranging from 5k to ultra distances, with each day presenting a different course: Denham Flats (..

Great Barrow Challenge Day 1, hosted by Zig Zag Running, kicks off at the Suffolk Running Centre in Bury St Edmunds (IP29 5AX). This is the first day of a 10-day, individual endurance series offering 5k, 10k, half, full, or ultra distances, with your race at your pace. Day 1 features the Denham Flat..

SVP100 is a point-to-point ultramarathon along the Stour Valley Path from Newmarket in Suffolk to Brantham near Manningtree in Essex. The 102 km (63 miles) route is mainly trail (about 95%) with a modest elevation gain and loss (roughly +912m, -957m). Runners pass through the Constable Country lands..

Gosfield Backyard Ultra is a last-man-standing running event held at Gosfield School, Halstead Road, Gosfield CO9 1PF, Essex, UK from 29 August 2026 to 31 August 2026. Entry is limited to 100 places. Entry fees range from about £78 to £90, with discounted rates for members of clubs affiliated to EA..

The Summer Boudicca Way 50km Ultra is a beginner-friendly ultramarathon in Norfolk, following the Boudicca Way from Diss to Norwich. Organised by Boghopper Races Ltd, the 50km route runs through villages such as Pulham Market, Fritton, Saxlingham, Stoke Holy Cross and Caistor St. Edmund along the ol..