Saturday, May 22, 2027Estes Park, CO
Samson's Revenge
View on RunSignup ↗Registration opens May 15, 2027
3 events
- 10k10.4KTrailStarts 9:00 AM
- 25k25KTrailStarts 9:00 AM
- 50k50KUltraStarts 9:00 AM
Location
Approximate, from the race's ZIP code.
Typical race-day weatherIdeal weather · 89/100
- High / low
- 59° / 33°F
- 15° / 1°C
- Humidity
- 62%
- Dew point 31°F
- Chance of rain
- 47%
- Wind
- 6 mph
- Average
- Rain on about 47% of days around this date.
Averages for this area and time of year over the last 20 years, from NASA POWER data. Not a forecast.
Past results
- 14% slowerFinish times are typically 14% slower than at other trail 25Ks.1 year, 51 finishers; men and women compared separately.
- Typical timesFinish times are typical for trail 50Ks.1 year, 34 finishers; men and women compared separately.
| Year | Event | Finishers | Median | Men | Women |
|---|---|---|---|---|---|
| 2026 | 50k · 50K | 34 | 7:03:25 | 7:02:46 | 7:05:19 |
| 2026 | 25k · 25K | 51 | 4:02:20 | 4:07:28 | 4:00:23 |
| 2026 | 10k · 10.4K | 63 | 1:24:26 | 1:16:05 | 1:31:42 |
Median finish times from results published on RunSignup. Keyrace keeps only these summaries, never individual results. A fast or slow field affects times as much as the course does.