Cornish Marathon 2026

Take on the Challenge of the Cornish Marathon – Sunday, 1st November!
Get ready for one of the UK’s most scenic and demanding marathons! The legendary Cornish Marathon offers a stunning, undulating out-and-back course that winds through the heart of Cornwall’s breathtaking countryside. You’ll pass iconic landmarks like King Doniert’s Stones, Golitha Falls, Colliford Lake, Dozmary Pool, and the historic Jamaica Inn – and that’s just the beginning.
Whether you’re chasing your first marathon medal or adding another to your collection, this is the ultimate end-of-season challenge to finish your year strong.
Sign up now via SiEntries using the link below.
Good luck – we’ll see you at the start line this November!
https://www.sientries.co.uk/event/cornish-marathon-2026