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Chiltern 50

Chiltern 502026

26.09.2026Henley (United Kingdom)
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Pacing, fueling and crew sheet for the course you pick

920 m D+

50.3 kmChiltern 50 Challenge - 50KMlongest of 2 courses

2 courses

  1. 25km

    500 m D+

    avg 2%

    Chiltern 50 Challenge - 25KM LOOP

    26.09.

    UTMB Index 20K
  2. 50.3km

    920 m D+

    avg 2%

    Chiltern 50 Challenge

    26.09.

    UTMB Index 50K

GPX trace not yet published.

Race plan

Plan your race from start to finish.

Pacing, aid stations and fueling timed to your effort on Chiltern 50, in one roadbook.

The race

Superb 50km looped challenge in some of the Chilterns finest countryside, with historic trails, rolling hills, nature reserves, and fantastic views.

Where to stay

Find a place to stay near Henley for the race.

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