Bristol Backyard Ultra
From Gravel and Grit Events
- Date Sat 2nd May 2026 - Mon 4th May 2026
- Time 09:00
- Location Bristol, Avon
- Price £69.90 - £79.90
- Races 2 races
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Event summary
Get ready for an exhilarating running experience at the Bristol Backyard Ultra, organized by Gravel and Grit Events! Taking place from Saturday, May 2nd to Monday, May 4th, 2026, this exciting event will be hosted at the beautiful Blaise Castle Estate in Bristol, Avon. Participants will tackle a thrilling 6.7 km (4.167 mile) loop every hour, on the hour. The challenge? Finish within that hour to keep going; miss it, and your race day ends! This unique format is designed for both beginners and seasoned ultra runners, ensuring that no one is alone on the course thanks to supportive crews and enthusiastic spectators.
The course features captivating woodland trails, flowing singletrack, and open green spaces, perfect for those looking to immerse themselves in nature while pushing their limits. With a central basecamp for recovery and essential aid stations, runners will have everything they need to stay fueled and focused. Be prepared for an unforgettable adventure filled with camaraderie, determination, and the chance to earn true ultra glory. Don’t miss out on this incredible opportunity to challenge yourself and be part of Bristol’s first Backyard Ultra!
The course features captivating woodland trails, flowing singletrack, and open green spaces, perfect for those looking to immerse themselves in nature while pushing their limits. With a central basecamp for recovery and essential aid stations, runners will have everything they need to stay fueled and focused. Be prepared for an unforgettable adventure filled with camaraderie, determination, and the chance to earn true ultra glory. Don’t miss out on this incredible opportunity to challenge yourself and be part of Bristol’s first Backyard Ultra!
Bristol Backyard Ultra
Sat 2nd May 2026 - Mon 4th May 2026
Organiser's Description
Gravel & Grit: Bristol Backyard Ultra 2026
Event format
This is Bristol’s first Backyard Ultra!
• Run a 6.7 km (4.167 mile) loop every hour, on the hour. Finish within the hour to continue — miss it, and your day is done.
• The last runner standing completes a solo final loop and earns ultra glory.
• Beginner-friendly and first-time ultra runners welcome. You will never be alone on course — support is around every corner.
Start time
• Saturday 2nd May 2026
• Blaise Castle Estate, Bristol
• Full event-day timings will be shared closer to race day.
• Prepare for an epic day (and maybe night!) of trail running.
Course
• Woodland trails
• Flowing singletrack
• Open green spaces with short climbs and varied terrain
• Perfect for first-time ultra runners and seasoned trail enthusiasts
Support & Basecamp
• Central basecamp at start/finish for your kit, chair, and between-loop recovery
• Crew and spectators encouraged — the more cheering, the better
• Aid station with water, hot drinks, and basic snacks
• Personal fuelling strategy is your responsibility
Kit Requirements
• Head torches mandatory
• Be prepared for trail running, changing weather, and overnight conditions if you plan to go deep
• Optional chair or small tent/shelter recommended for between-loop rest
• Final mandatory kit requirements will be confirmed closer to race day
Timing & Safety
• Follow marshal instructions at all times
• Professional medical team on site
• Race Director’s decision is final — safety first, glory second
Withdrawal
• Runners may withdraw at any point. Please notify the Race Director or a marshal.
Minimum Age
• Participants must be 18 years or older on race day
Refunds, Transfers & Event Cancellation
• Partial refunds available up to a specified date (to be confirmed)
• Name transfers permitted up to 14 days before the event
• Full refund if the event is cancelled due to licensing or site permissions
Admin Fees
• RaceNation admin fees are added at checkout
Event format
This is Bristol’s first Backyard Ultra!
• Run a 6.7 km (4.167 mile) loop every hour, on the hour. Finish within the hour to continue — miss it, and your day is done.
• The last runner standing completes a solo final loop and earns ultra glory.
• Beginner-friendly and first-time ultra runners welcome. You will never be alone on course — support is around every corner.
Start time
• Saturday 2nd May 2026
• Blaise Castle Estate, Bristol
• Full event-day timings will be shared closer to race day.
• Prepare for an epic day (and maybe night!) of trail running.
Course
• Woodland trails
• Flowing singletrack
• Open green spaces with short climbs and varied terrain
• Perfect for first-time ultra runners and seasoned trail enthusiasts
Support & Basecamp
• Central basecamp at start/finish for your kit, chair, and between-loop recovery
• Crew and spectators encouraged — the more cheering, the better
• Aid station with water, hot drinks, and basic snacks
• Personal fuelling strategy is your responsibility
Kit Requirements
• Head torches mandatory
• Be prepared for trail running, changing weather, and overnight conditions if you plan to go deep
• Optional chair or small tent/shelter recommended for between-loop rest
• Final mandatory kit requirements will be confirmed closer to race day
Timing & Safety
• Follow marshal instructions at all times
• Professional medical team on site
• Race Director’s decision is final — safety first, glory second
Withdrawal
• Runners may withdraw at any point. Please notify the Race Director or a marshal.
Minimum Age
• Participants must be 18 years or older on race day
Refunds, Transfers & Event Cancellation
• Partial refunds available up to a specified date (to be confirmed)
• Name transfers permitted up to 14 days before the event
• Full refund if the event is cancelled due to licensing or site permissions
Admin Fees
• RaceNation admin fees are added at checkout
Races
-
Early Bird Ticket
Early Bird (Incl. £4.95 Fee)
£69.90
Booking for more than 1? -
Standard Ticket
Standard (Incl. £4.95 Fee)
£79.90
Booking for more than 1?
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Location
Kings Weston Road, Henbury, Bristol, BS10 7QT, United Kingdom
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Bristol Backyard Ultra
