Grand Union Canal 145 Mile (GUCR)

London, United Kingdom • 24 May 2025

The Grand Union Canal 145 Mile Race is a premier ultra-distance running event held annually in the UK, covering 145 miles from Gas Street Basin in Birmingham to Little Venice in London along the Grand Union Canal Towpath. Known for its relatively flat and easy-to-navigate route, the race offers a mix of urban and rural scenery. It welcomes runners aged 20 and over, with options for supported or unsupported participation. The event features feed points every 10-15 miles, a generous 45-hour time limit, and encourages self-support with optional crew assistance. It is part of the Canalslam series, celebrated for its challenging yet accessible ultra-distance experience. Visit the organization's website for the most recent information.

Race information

145 mi
145 Miles
Visit the organization's website for the most recent information.
Trail runs nearby

The Full Essex Way Ultra is an 82-mile ultra-marathon starting at Epping tube station in London and finishing at the historic high lighthouse in Harwich, Essex. The race follows the entire Essex Way trail, featuring mixed terrain including trails, footpaths, tracks, and roads, with a total elevation..

UTMB Index

The Orion Harriers Forest Five is a mile race series held at Jubilee Retreat, initiated in 2009 to support the Orion Harriers clubhouse. The 2025 series includes three Saturday morning races on June 7th, July 5th, and August 2nd. Participants can compete individually or in age categories, with troph..

The Spitfire Scramble is London's only 24-hour running event held at Hornchurch Country Park. Participants can run solo or in teams of two to eight, tackling a 5.75-mile multi-terrain lap repeatedly over 24 hours. The race tests endurance, speed, teamwork, and night running skills, as only one runne..

The Bishop's Stortford Mitre 10k, 5k & 1K is a community road race held at Jobbers Wood, Much Hadham, Hertfordshire. Open to all ages and abilities, the event features professionally measured 10k and 5k courses on traffic-free country lanes through picturesque East Hertfordshire villages, offering a..

The Pitsea RC Crown to Crown 5k is an off-road trail race held at Westley Heights Country Park, Langdon Hills. The 5-kilometer course mainly follows bridleways, starting on Beeleigh Avenue, passing through Lee Chapel Lane, and looping around the Essex Wildlife Trust's Willow Park before finishing at..

The Newman Hilly 5 - Elvis #4 will take place in Chigwell on Wednesday 9 July 2025.