Jurassic Coast Ultra Challenge

MAY
16-17
2026
Experience Dorset's Jurassic Coast from Corfe Castle to Bridport, passing Durdle Door, Lulworth Cove and Chesil Beach on stunning coastal trails. Choose from 10K to 100 km with continuous or two day options and full aid and support.
100 kilometers 75 kilometers 50 kilometers 25 kilometers 10 kilometers

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Jurassic Coast Ultra Challenge : 16-17 May 2026

The Jurassic Coast Ultra Challenge takes place in Dorset along the Jurassic Coast World Heritage coastline. The main start is at Corfe Castle and the event finishes in Bridport. The route includes coastal sections past Swanage, Lulworth Cove, Durdle Door, Portland Bill, Chesil Beach, and West Bay. Elevation varies by distance, with the full continuous route listed as about 2,300 m of climb.

Distances offered

  • 100 km (full continuous)
  • 100 km (2-day daylight option, 58 km + 42 km)
  • 76 km (3/4 challenge)
  • 58 km (1st half challenge)
  • 42 km (2nd half / Weymouth Trail Marathon loop)
  • 34 km (2nd quarter)
  • 25 km (1st quarter)
  • 10 km (Bridport 10K)

Race formats, support and logistics

Options include a continuous 100 km, a two-day 100 km with optional camping at the halfway point, shorter single-day challenges, a Weymouth marathon loop, and a Bridport 10K. There are specific categories for fast runners (Ultra Trailblazerz®) and for walkers aiming for time targets (Ultra March®). The event provides marquee rest stops approximately every 12.5 km with larger stops about every 25 km; catering (snacks and meals), medical teams, podiatrists and massage are available. The route is fully signed and GPS tracking is provided via the event app. Camping packages, shuttle buses to local stations, parking, transfers, and finish-line items (medal, T-shirt, finishers meal and drink) are provided. Entry can be self-funded or via several charity fundraising options; standard self-fund registration fees are listed per distance. Visit the organization's website for the most recent information.

100 km
Full Challenge (100km)
75 km
Three Quarter Challenge (75km)
50 km
Half Challenge (50km)
25 km
Quarter Challenge (25km)
10 km
10k Challenge