Ultra Running Hub Cool, CA, United States · Saturday, March 6, 2027
Fixed Distance 50K
Way Too Cool 50K Endurance Run
159 days away
50 km Distance
1,000 m Climbing
4.0 Grit · Challenging
What the course asks
Climbing rate 20 m / km
Rolling. Moderate undulations. Requires consistent effort across varying grades.
Time limit 8 hours
9:36 min/km average. Comfortable. Room to walk the climbs and stop at aid. Tighter than 89% of 50K races. Measured against 1029 races of the same distance. Cut-off calculator →
Field size ~249 Large. Rarely out of sight of another runner.
DUV results for the 2026 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Results history
| Year | Race | Finishers | Men's winner | Women's winner |
|---|---|---|---|---|
| 2026 | 50km | 249 | Sean Riedel · 03:37:19 | Lotti Brinks · 03:51:42 |
| 2025 | 50km | 258 | Hans Troyer · 03:19:22 | Jennifer Schmidt · 03:53:43 |
| 2023 | 50km | 411 | Craig Hunt · 03:23:13 | Katherine Short · 04:03:22 |
| 2022 | 50km | 541 | Tim Tollefson · 03:13:28 | Emkay Sullivan · 03:45:00 |
| 2020 | 50km | 572 | Darren Thomas · 03:18:04 | Kimber Mattox · 03:49:57 |
| 2019 | 50km | 612 | Anthony Costales · 03:17:19 | Clare Catherine Gallagher · 03:53:10 |
| 2018 | 50km | 579 | Maxwell King · 03:18:04 | Ladia Albertson-Junkans · 03:44:01 |
| 2017 | 50km | 699 | Cody Reed · 03:16:42 | Megan Roche · 03:52:41 |
| 2016 | 50km | 817 | David Roche · 03:19:43 | Megan Roche · 03:42:24 |
| 2015 | 50km | 978 | Patrick Smyth · 03:04:48 | Megan Roche · 03:41:56 |
The field has held steady: 258 in 2025, 249 in 2026. 41% of the 2026 field were women.
DUV results for the 2026 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
The Aid Station
Course-specific beta from the community
This is a rolling course. Expect fast, runnable sections where rhythm is key.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 50 km of trail with 1,000 m of ascent.
- Trail Running Shoes 20 m of climb per kilometre — grip and rock protection before cushioning.
- Race Nutrition 50 km of self-supported fuelling between aid stations.
- Hydration Vests Pole attachment and chest-strap stability on steep ground.
- Trekking Poles 1,000 m of ascent to walk up.
- GPS Watches Battery life first — a 50 km day outlasts most full-GPS modes.
Similar races
Other 50K trail ultras, closest in distance first.