Grand Union Canal 145 Mile (GUCR)

The Grand Union Canal 145 Mile Race (GUCR) is a prestigious ultra-running event taking place from Gas Street Basin in Birmingham to Little Venice in London. Scheduled for May 24, 2025, this non-stop race covers a scenic and relatively flat route along the Grand Union Canal Towpath. Open to participants aged 20 and over, the event welcomes runners of all abilities, with a generous overall time limit of 45 hours.

Support crews are recommended, although a limited number of unsupported entries are available. The race is part of the "Canalslam" series, which includes three ultra events totaling over 400 miles. Visit the organization's website for the most recent information.