Marathons in United Kingdom — September 2026

14 upcoming marathons in United Kingdom during September 2026.

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This calendar in numbers

This calendar currently lists 14 upcoming events, from Sep 5, 2026 to Sep 27, 2026. September is the busiest month, with 14 events scheduled. Events are spread across 12 different locations; Inverness hosts the most (2). Course distances range from 24.5 km to 42.2 km.