Challenge Events Calendar
We have guaranteed places in some of the UK's best challenges so join the race for our world today. We would love to welcome you to the team.
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© Tristan Fewings / WWF-UK
Events in 2026
MARCH
- Sunday 15th March - Bath Half Marathon 🏃♂️
- Saturday 28th March - Bath 50 Challenge 👣
- Saturday 28th March - Kew Gardens 10K 🏃♂️
- Sunday 29th March - Kew Gardens Half Marathon 🏃♂️
APRIL
- Sunday 12th April - Brighton Marathon🏃♂️
- Sunday 12th April - London Landmarks Half Marathon 🏃♂️
- Sunday 12th April - Paris Marathon 🏃♂️
- Saturday 18th April - Windsor 50 Challenge 👣
- Sunday 19th April - Manchester Marathon 🏃♂️
- Sunday 26 April - TCS London Marathon 🏃♂️
MAY
- Saturday 2nd-Sunday 3rd May - Isle of Wight Challenge 👣
- Saturday 16th-Sunday 17th May - Jurassic Coast Challenge 👣
- Sunday 17th May - Hackney Half Marathon 🏃♂️
- Saturday 23rd-Sunday 24th May - London 2 Brighton Challenge 👣
- Sunday 24th May - Edinburgh Half Marathon 🏃♂️
- Sunday 24th May - Edinburgh Marathon 🏃♂️
© Tristan Fewings / WWF-UK
JUNE
- Saturday 6th-Sunda 7th June - Lake District Challenge 👣
- Saturday 13th-Sunday 14th June - Cotswold Way Challenge 👣
JULY
- Saturday 4th-Sunday 5th July - Peak District Challenge 👣
- Sunday 12th July - Saucony London 10K 🏃♂️
- Saturday 18th-Sunday 19th July - Gower Peninsula Challenge 👣
- Saturday 25th July - South West Coast 50 Challenge 👣
AUGUST
- Saturday 1st August - North Downs 50 Challenge 👣
- Saturday 22nd August - London Summer Walk 👣
© Tristan Fewings
SEPTEMBER
- Saturday 5th-Sunday 6th September - South Coast Challenge 👣
- Sunday 6th September - The Big Half 🏃♂️
- Friday 11th September - Thames Moonlight 10 Walk 👣
- Saturday 12th September - Richmond 10K 🏃♂️
- Saturday 12th September - Thames Bridges Trek 👣
- Saturday 12th-Sunday 13th - Thames Path Challenge 👣
- Sunday 13th September - Great North Run 🏃♂️
- Sunday 13th September - Richmond Half Marathon 🏃♂️
- Sunday 13th September - Richmond Marathon 🏃♂️
- Saturday 19th September - Swim Serpentine (2 miles) 🏊
- Saturday 26th September - Chiltern 50 Challenge 👣
OCTOBER
- Sunday 4th October - Cardiff Half Marathon 🏃♂️
- Saturday 10th October - Kent Downs 50 Challenge 👣
- Sunday 11th October - Royal Parks Half Marathon 🏃♂️
- Saturday 31st October - Halloween Walk 👣