Saturday, October 24, 2026Park City, KY
Mammoth Cave 50K/25K
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2 events
- Mammoth Cave 25K25KTrailStarts 7:00 AM
- Mammoth Cave 50K50KUltraStarts 7:00 AM
Location
Approximate, from the race's ZIP code.
Typical race-day weatherIdeal weather · 95/100
- High / low
- 67° / 45°F
- 19° / 7°C
- Humidity
- 73%
- Dew point 45°F
- Chance of rain
- 29%
- Wind
- 7 mph
- Average
- Usually ideal weather for an ultra.
Averages for this area and time of year over the last 20 years, from NASA POWER data. Not a forecast.
Past results
- 7% fasterFinish times are typically 7% faster than at other trail 25Ks.4 years, 287 finishers; men and women compared separately.
- 7% fasterFinish times are typically 7% faster than at other trail 50Ks.4 years, 136 finishers; men and women compared separately.
| Year | Event | Finishers | Median | Men | Women |
|---|---|---|---|---|---|
| 2025 | Mammoth Cave 50K · 50K | 47 | 6:19:08 | 6:17:16 | 6:33:04 |
| 2025 | Mammoth Cave 25K · 25K | 87 | 3:12:04 | 3:03:02 | 3:29:51 |
| 2024 | Mammoth Cave 50K · 50K | 39 | 6:07:54 | 5:59:47 | 6:31:04 |
| 2024 | Mammoth Cave 25K · 25K | 79 | 3:17:59 | 2:54:04 | 3:48:56 |
| 2023 | Mammoth Cave 50K · 50K | 21 | 6:27:58 | 6:27:15 | 7:00:14 |
| 2023 | Mammoth Cave 25K · 25K | 75 | 3:15:54 | 3:00:26 | 3:32:28 |
| 2022 | Mammoth Cave 50K · 50K | 29 | 6:36:46 | 6:44:12 | 6:06:17 |
| 2022 | Mammoth Cave 25K · 25K | 46 | 3:11:07 | 2:50:45 | 3:18:31 |
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.