When
Apr 18, 2027
Starts at 9:00am BST
Weather
TBD
Forecast unavailable; check back shortly.
Registration
Open Now
Opened July 1, 2026, Until Full
Website
Official website →
Event Details
The Sure Guernsey Marathon showcases the island at its very best. Set on a beautifully designed course, runners are guided through quiet country lanes, charming valleys and along Guernsey’s breathtaking coastline, delivering a route rich in variety, challenge and unforgettable views.
Whether you’re taking on your first marathon or chasing a new personal best, this is a race that rewards every mile with stunning scenery, incredible support and the unmistakable spirit of the island.
Event type
Full-Marathon
Distance
42.2 km
Surface
Road
Registration opens
July 1, 2026, Until Full
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