Ultra Running Hub Arena, WI, United States · Saturday, May 15, 2027
Driftless Endurance -Rumble on the Ridge
We hold no course length for this race — a timed or backyard event is measured by the clock, not the kilometre — so there is no Grit score to give you.
What the course asks
DUV results for the 2026 edition (14h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, May
Regional 2001-2020 average for May — NASA POWER, grid elevation 296 m. Not a forecast.
Results history
| Year | Race | Finishers | Men's winner | Women's winner |
|---|---|---|---|---|
| 2026 | 14h | 25 | Ryder Brown · 133.704 km | Megan Soldner · 99.779 km |
| 2025 | 14h | 38 | Jacob Pidek · 153.145 km | Maggie Warkenthien · 66.755 km |
| 2024 | 14h | 16 | Jacob Pidek · 85.295 km | Ellen Humberston · 64.373 km |
| 2023 | 16h | 20 | Alexander Kraft · 102.998 km | Chelsea Kaderavek · 90.123 km |
| 2022 | 20h | 9 | Alexander Kraft · 102.547 km | Torey Lasater · 104.285 km |
The field shrank 34% between 2025 (38) and 2026 (25). 8% of the 2026 field were women.
DUV results for the 2026 edition (14h) — ranked runners 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
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for this trail race.
- Trail Running Shoes Cushioning on trail that is still there in the last quarter.
- Race Nutrition Self-supported fuelling between aid stations.
- Hydration Vests Flask capacity without the bounce.
- Headlamps A 14 h limit puts you out there after dark.
- GPS Watches Battery life first — an ultra outlasts most full-GPS modes.
Similar races
Other trail ultras of the same format.