The 2026 running season is shaping up to be one of the most significant in recent history. From the 130th anniversary of the Boston Marathon to the debut of the high-stakes World Athletics Ultimate Championship in Budapest, the calendar is packed with elite milestones.

Whether you are a competitive athlete planning your next PB attempt or a fan tracking the World Marathon Majors, this live-updated reference covers every major road, track, and trail event across the globe.