Here we have the 2020 Ironman UK bike course, which has changed a bit since I last did it.
Full course details here , no GPX route file yet though.
Last Updated on 22 January 2026 by the5krunner
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tfk is the founder and author of the5krunner, an independent endurance sports technology publication. With 20 years of hands-on testing of GPS watches and wearables, and competing in triathlons at an international age-group level, tfk provides in-depth expert analysis of fitness technology for serious athletes and endurance sport competitors.
