Organisers of the Edmonton Marathon have confirmed that the 2026 race route exceeded the official marathon distance by 674.7 metres, a significant overage that has cast doubt over the validity of Boston Marathon qualifying times achieved by competitors.
The additional distance resulted from a detour around Wellington Bridge that was incorporated into the course design. Race Director Tom Keogh acknowledged the severity of the situation, stating: “We do not take this lightly. We hosted the nation’s best athletes and their finishing times did not truly reflect their amazing performances.”
Course Measurement Error Impacts Athletes
The discrepancy means that runners who completed what they believed was a standard 42.195-kilometre marathon actually ran approximately 42.87 kilometres. For athletes pursuing Boston Marathon qualification, which requires meeting strict time standards, the longer distance fundamentally undermines the legitimacy of their results.
Personal bests recorded during the Edmonton Marathon are similarly affected, as the extra distance would have inevitably slowed competitors’ pace compared to what they would have achieved on a correctly measured course.
Working Toward Resolution
In response to the measurement error, Edmonton Marathon officials have initiated discussions with Athletics Canada, the national governing body for track and field athletics in the country. The collaboration aims to determine how to address the impact on affected runners and their qualification status.
The situation highlights the critical importance of precise course measurement in marathon events, where even small deviations can have substantial consequences for athletes’ achievements and their eligibility for prestigious competitions like Boston.