Mellow Marathon
- When
- Fri, Sep 5, 2025, 4:00 AM
- Where
- Unadilla, US
- Distances
- 10K · Half Marathon · Marathon · Ultra Marathon
- Terrain
- ROAD
- Elevation gain
- 2750 m
- Typical weather
- Mild
- Organizer
- RF Events
About
The Happening 100K kicks off at 2:00 PM on Friday, September 5, 2025, in Gregory, coordinated by RF Events. This four‑loop wilderness run navigates Potawatomi and Waterloo-Pinckney trails, offering ~5,000 ft (1,524 m) total climbing.