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Trail runs in Hertfordshire

Find trail runs near me in Hertfordshire for 2025/2026 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Click an event for full event details, location, route, sustainability, what's included and how to enter.

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Can you survive Farmmageddon? A fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
  • Sat 24 May
  • £34-£36
  • Entries close soon
  • Sat 24 May
  • £34-£36
  • Entries close soon
Buntingford, Hertfordshire, UK

Farmmageddon | 5K

Can you survive Farmmageddon? A fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 5 km trail running
Entries close soon
Can you survive Farmmageddon? A fantastic 10K through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
  • Sat 24 May
  • £34-£36
  • Entries close soon
  • Sat 24 May
  • £34-£36
  • Entries close soon
Buntingford, Hertfordshire, UK

Farmmageddon | 10K

Can you survive Farmmageddon? A fantastic 10K through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 10 km trail running
Entries close soon
Can you survive Farmmageddon? A fantastic half marathon through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
  • Sat 24 May
  • £34-£36
  • Entries close soon
  • Sat 24 May
  • £34-£36
  • Entries close soon
Buntingford, Hertfordshire, UK

Farmmageddon | Half Marathon

Can you survive Farmmageddon? A fantastic half marathon through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.

  • Chip timing
  • Enter online
  • Traffic free
  • Age 18 & over
  • 13.1 miles trail running
Entries close soon
Can you survive Farmmageddon? A fantastic marathon through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
  • Sat 24 May
  • £34-£36
  • Entries close soon
  • Sat 24 May
  • £34-£36
  • Entries close soon
Buntingford, Hertfordshire, UK

Farmmageddon | Full Marathon

Can you survive Farmmageddon? A fantastic marathon through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.

  • Chip timing
  • Enter online
  • Traffic free
  • Age 18 & over
  • 26.2 miles trail running
Entries close soon
Can you survive Farmmageddon? Run an ultra over a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
  • Sat 24 May
  • £34-£36
  • Entries close soon
  • Sat 24 May
  • £34-£36
  • Entries close soon
Buntingford, Hertfordshire, UK

Farmmageddon | Ultra Marathon

Can you survive Farmmageddon? Run an ultra over a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.

  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 32 miles trail running
Entries close soon
Can you survive Farmmageddon? Run, jog or walk a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend for 24 hours and see how far you can go.
  • Sat 24 May
  • £123-£125
  • Entries close soon
  • Sat 24 May
  • £123-£125
  • Entries close soon
Buntingford, Hertfordshire, UK

Farmmageddon | 24 Hour Challenge

Can you survive Farmmageddon? Run, jog or walk a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend for 24 hours and see how far you can go.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 20 & over
  • 24 hrs trail running
Entries close soon
Can you survive Farmmageddon? Held over 32-hours, runners will cover the fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm and receive a t-shirt, buckle and medal to prove it!
  • Sat 24 May
  • £163-£165
  • Entries close soon
  • Sat 24 May
  • £163-£165
  • Entries close soon
Buntingford, Hertfordshire, UK

Farmmageddon | 100 Miles

Can you survive Farmmageddon? Held over 32-hours, runners will cover the fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm and receive a t-shirt, buckle and medal to prove it!

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 20 & over
  • 100 miles trail running
Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.
  • Sat 28 Jun
  • £23-£37.50
  • Sat 28 Jun
  • £23-£37.50
Buntingford, Hertfordshire, UK

Cock-a-doodle Dawdle | 6 hour

Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 6 hrs trail running
Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.
  • Sat 28 Jun
  • £23-£37.50
  • Sat 28 Jun
  • £23-£37.50
Buntingford, Hertfordshire, UK

Cock-a-doodle Dawdle | 4 hour

Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 4 hrs trail running
Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.
  • Sat 21 Mar 2026
  • £27-£38
  • Sat 21 Mar 2026
  • £27-£38
Buntingford, Hertfordshire, UK

Moo-rathon, Calf and Hen K | 6 Hour

Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 6 hrs trail running
Marathon, Half and 10K! Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.
  • Sat 21 Mar 2026
  • £27-£38
  • Sat 21 Mar 2026
  • £27-£38
Buntingford, Hertfordshire, UK

Moo-rathon, Calf and Hen K | 4 Hour

Marathon, Half and 10K! Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 4 hrs trail running
  • Sat 10 May
Tring, Hertfordshire, UK

Chilterns 30

  • 30 km trail running
  • Sun 11 May
Letchworth Garden City, Hertfordshire, UK

The Greenway Challenge

  • 13 miles trail running
  • Sat 17 May
Tring, Hertfordshire, UK

Springtime Trails 10K

  • 10 km trail running
  • Sun 18 May
St Albans, Hertfordshire, UK

Wheathampstead 10K & 2K Fun Run | 2K Fun Run

  • 2 km trail running
  • Sun 18 May
Bishop's Stortford, Essex, UK

Stort 10 & 5 Mile | 5 Mile

  • 5 miles trail running
  • Sun 18 May
Bishop's Stortford, Essex, UK

Stort 10 & 5 Mile | 10 Mile

  • 10 miles trail running
  • Sun 18 May
St Albans, Hertfordshire, UK

Wheathampstead 10K & 2K Fun Run | 10K

  • 10 km trail running
  • Sun 8 Jun
Welwyn, Hertfordshire, UK

Tewinbury 10K

  • 10 km trail running
  • Sat 19 Jul
Tring, Hertfordshire, UK

Humanity Direct Chiltern Challenge | Ultra

  • 50 km road running
  • Sat 19 Jul
Tring, Hertfordshire, UK

Humanity Direct Chiltern Challenge | 10km

  • 10 km trail running
  • Sat 19 Jul
Tring, Hertfordshire, UK

Humanity Direct Chiltern Challenge | Half Ultra

  • 27 km trail running
  • Sat 11 Oct
Tring, Hertfordshire, UK

Run the Wild Half Marathon - Autumn Edition

  • 21.1 km trail running
  • Sat 1 Nov
Berkhamsted, Hertfordshire, UK

Chiltern Ridge Winter 50K

  • 50 km trail running

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