The Trail Run Collective
Trail running

Season 2026 Now Open

Run theTrails

Race Calendar

Events

Challenge yourself on beautiful trails across the UK. Our events are fully marked and supported for runners of all abilities.

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The Shortest Day
Open
10M+

The Shortest Day

From £85
19 December 2026Box Hill, Surrey

The Shortest Day is a new dawn-to-dusk winter trail challenge taking place at the scenic Box Hill, Dorking. Runners complete a 10-mile trail...

The Shortest Night
Coming Soon
10M+

The Shortest Night

From £85
21 June 2027Box Hill, Surrey

The Shortest Night is a new sunset-to-sunrise summer trail challenge taking place at the scenic Box Hill, Dorking. Runners complete a 10-mile trail...

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More ThanA Run

The Trail Run Collective was founded by two school friends united by a shared love of running — and an even deeper passion for the trails. What began as weekend adventures quickly grew into a vision: to create trail running events that feel different. Events with personality, purpose, and a little creative twist.

Trail running
Trail scenery
Trail community

Get in touch

Questions?

Whether you're new to ultras or planning your next big trail run, our team is here to support you. info@thetrailruncollective.co.uk