Centaur 100 Mile Ultra

Dorking, United Kingdom • 20-21 Jun 2026

Centaur 100 Mile Ultra

The Centaur 100 Mile Ultra is a looped trail event held at Denbies Wine Estate in Dorking, Surrey. The main event covers 100 miles on a single one mile loop around estate trails. The route is off road, described as flat-ish with slight inclines and cambers.

Runners are given up to 30 hours to complete the 100 mile distance. The event is fully chip timed and features an on-course aid station that is regularly stocked. Finishing 100 miles awards a Centaur finisher medal and buckle.

Multiple events run concurrently on the same loop, creating mixed traffic of runners throughout the day and night. Distances and formats include a variety of timed and distance options.

The organiser aims to provide an inclusive and friendly event environment and notes that places are strictly limited. Entry fees are listed with different rates for affiliated and unaffiliated entrants. Distance restrictions apply to participants aged 20 or under in line with UK Athletics rules. Visit the organization's website for the most recent information.

Race information

100 mi
100 Mile Ultra
75 mi
75 Mile
50 mi
50 Mile
26 mi
Marathon
13 mi
Half Marathon
24 Hour
12 Hour
Visit the organization's website for the most recent information.
Trail runs nearby

A charity off road trail run in Findon on 19 April 2026 offering 10 km, canicross, 5 mile and a 2 km kids race. The course climbs to Cissbury Ring then follows Monarchs Way to Nepcote Green and finishes at Wattle House.

Timed lap event at Buchan Country Park on 19 April 2026 with 5.3 km laps to create distances from 5 km up to ultra within a 7 hour limit. Runners may choose one of twelve medals or a lower cost no medal entry.

A monthly urban trail run from Hampstead Heath with 15 km and 8 km options that traverse Primrose Hill, Regent's Park and Hyde Park, finishing at the Klättermusen store for coffee and pastries.

Trail runs through Angmering Park Estate in Patching on 26 April 2026, with 10-mile and 10 km courses amid bluebells. Canicross entries are available for a small supplement and the finish is at The Worlds End Pub.

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