Thetford Back Yard Ultra

Brandon, United Kingdom • 13 Sep 2025

Thetford Back Yard Ultra is a competitive endurance running event held at High Lodge in Thetford Forest, Suffolk. Participants run a 4.167-mile loop every hour on the hour, continuing until only one runner completes a loop within the one-hour time limit. The course is a wide, flat, and well-signed route through scenic forest trails, mostly gravel and grass paths with good drainage and minimal elevation. The event features chip timing, an aid station with snacks and water, and free camping for runners and crews. It fosters a supportive atmosphere with media coverage, prizes, and strict race rules to ensure fairness and safety. Visit the organization's website for the most recent information.

Race information

4 mi
Backyard Ultra Loop 4.167 Miles (6.7056 Kilometers)
Visit the organization's website for the most recent information.
Trail runs nearby

The Ickworth Sunset Chase is a scenic running event held at Ickworth Park, a National Trust estate near Bury St Edmunds, Suffolk. Offering 5K and 10K distances, the race starts at sunset, guiding runners through landscaped parkland, meadows, forests, and rolling countryside. The course features mult..

The Sudbury Trail Run takes place in Sudbury, a historic town in Suffolk, England, set along the River Stour and near its water meadows. The event offers multiple distances to suit all levels, with clearly marked routes and volunteer support along the course. Runners will traverse varied terrain, in..

The Triple Trail Races, held at Loddington Farm in Kent, offer three challenging distances: 25km, 50km, and 100km, traversing Kent's iconic North Downs Way, Greensand Way, and Weald Way. The 100km race is a unique single-loop ultra marathon showcasing scenic countryside, historic landmarks like Leed..

UTMB Index

The Lucky Horseshoe is a versatile running event held at the Suffolk Running Centre in Bury St Edmunds, offering distances of 5k, 10k, half marathon, full marathon, and ultra marathon. The course features an out-and-back route, promoting a social atmosphere, with the marathon covering a full loop al..

BRJ Run & Tri presents the Ouse Valley Way Marathon and Half Marathon, held on 21 September 2025 in Huntingdonshire. The event follows the Ouse Valley, a scenic, flat route designed along grass, gravel and tarmac paths. The classic route runs from Earith to Eynesbury, offering river views and rural..

Run Sandringham is a popular running event held at the Royal Estate in Sandringham, West Norfolk, known as the Royal Family’s winter retreat. The event features a Half Marathon covering 13.1 miles, along with a Community Mile suitable for families and runners aged four and above. The scenic course c..