Photo by Dan Smedley on Unsplash

Kielder Marathon

· united kingdom · 2 October – 3 October

An almost entirely off-road trail marathon circling Kielder Water in Northumberland. Known as “Britain’s Most Beautiful Marathon,” it combines scenic lakeside and forest trails with a lively weekend festival atmosphere, making it well suited to runners seeking a memorable, scenic challenge rather than a road race.

See the full race lineup

Distances, climb, prices, cutoffs and registration status for every race at this event. Free once you sign in.