Home / Pomona 100km Looking for the 100 miles? →
New distance · 12 June 2027 · 8am
Your 100km.
Your adventure.
Your next adventure starts in Chepstow. A 100km loop, a morning start and 30 hours to make the journey your own.
Whether this is your first 100km or a fresh challenge, there is a place for you on the trail.

- Distance
- 100km
- Elevation gain
- 6,000ft
- Time allowance
- 30 hours
- Entry fee
- £145
The route
Out from Chepstow.
Back with a story.
The Pomona 100km starts at 8am on Saturday 12 June 2027. Follow a loop that brings you back to Chepstow, with 6,000ft of climbing along the way.
The detailed 100km route and GPX are coming soon. Check back here as the adventure takes shape.
Enter 100km
Plan your adventure
Your adventure.
The essentials.
A morning start, a Chepstow loop and 30 hours to make the journey your own. Entry is £145.
Enter 100km- Event date
- 12 June 2027
- Start time
- 8am · 08:00
- Start & finish
- Chepstow
- Route style
- Loop
- Distance & elevation gain
- 100km · 6,000ft
- Time allowance
- 30 hours
- Finish deadline
- 13 June 2027 · 2pm
- Entry fee
- £145
- Runner guidance
- Coming soon
The next steps
Get ready for the trail.
Checkpoint information and runner guidance are coming soon. We’ll add them here as the event details are confirmed.
Make this your next starting line.
100km. A Chepstow loop. A challenge to remember.
Enter 100km