Ultra Running Hub Trail 100k
Jack Bristol Lake Waramaug 100km Ultra Marathon
317 days away
100km Distance
5 Grit Score
Challenging Level
Vertical Intensity 0 D+/km
This course is relatively flat and fast. Ideal for PB attempts.
The Aid Station
Course-specific beta from the community
This is a fast & flat course. Expect fast, runnable sections where rhythm is key.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
For 100km+ efforts, prioritize real food at aid stations to prevent palate fatigue.
Course Intelligence
OPENFREE MAP (LIBRE)Course Notes
The course is slightly rolling loops around scenic Lake Waramaug. There is a 2.2 mile out and back at the beginning of the race for all runners.