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South Downs Way 100

12 June 2027 · Winchester, United Kingdom

Enter on the race website
100 miles160.9 km · 100 mi
Trailterrain
4,300 m14,108 ft climbing
18°C64°F, typical on the day

You start at Matterley Bowl near Winchester, loop round the estate, then join the South Downs Way and follow it east to its end at Eastbourne. The course is fully marked, with 12 aid stations, full medical cover and a 30-hour cut-off. It is about 85 percent trail, with around 3,800 m of climbing. Pay close attention to the turn out of Alfriston at mile 91, where the route takes the bridleway through Jevington. Entry is first come, first served, and you need a qualifying 50-mile race finished inside 15 hours.

Route from Centurion Running.

Map © Mapbox © OpenStreetMap.

The Running Algorithm isn't affiliated with this race's organiser. Check the official site for the latest details.

Elevation

0 km20 km40 km60 km80 km100 km120 km140 km159.6 km / 99.2 mi

Typical weather

18°C64°F average
40%chance of rain
14 km/h9 mph wind

Historical averages for this place and date.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.

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