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| Event | Distance | When | Entry fee | Cap |
|---|---|---|---|---|
| The Yellowstone 10K | 10K | Jun 26, 20279:00 AM | $55 | – |
| The Yellowstone 1/2 Marathon | Half Marathon | Jun 26, 20279:00 AM | $75 | – |
| The Yellowstone 25K | Other | Jun 26, 20279:00 AM | $65 | – |
| The Yellowstone 50K | 50K | Jun 26, 20279:00 AM | $80 | – |
| The Yellowstone 5K | 5K | Jun 26, 20279:00 AM | $45 | – |
| The Yellowstone Marathon | Marathon | Jun 26, 20279:00 AM | $80 | – |
Entry fees exclude processing fees. Prices and dates come from the race's registration page and refresh nightly.
Online registration closes Jun 26, 2027, unless the race fills first.
A typical finisher at a 50K in Montana runs 9:36:15, about 18:33 a mile, based on 4 races with published results. Women typically finish in 7:34:55 and men in 9:25:36.
Sunrise on race morning is at about 5:39 AM, and the The Yellowstone 10K starts at 9:00 AM. The start sits about 6,530 feet above sea level, high enough that most runners from lower ground run noticeably slower.
Fees exclude processing fees. Comparisons use current entry fees and published results from races nearby.
Rendezvous Ski Trails, West Yellowstone, MT 59758
The pin marks the address the race lists, which is usually the start. The organizers have not shared a course map with us yet.
Aggregated from official results (Competitive Timing) for Yellowstone Park Trail Races. Individual finisher names are not stored here.
At the 2026 The Yellowstone 1/2 Marathon, the fastest tenth finished in 2:04:27 or better, the top quarter in 2:29:02, and half the field in 2:55:05; the last tenth came in after 3:42:47.
At the 2026 The Yellowstone 5K, the fastest tenth finished in 35:06 or better, the top quarter in 39:52, and half the field in 48:40; the last tenth came in after 53:34.
At the 2026 The Yellowstone 10K, the fastest tenth finished in 1:06:59 or better, the top quarter in 1:16:10, and half the field in 1:34:59; the last tenth came in after 1:41:19.
| Age | Women | Men |
|---|---|---|
| 20-29 | 2:45:06 | 1:57:29 |
| 30-39 | 3:02:38 | 2:16:39 |
| 40-49 | 3:42:47 | n/a |
Groups with fewer than five finishers are left out. Awards vary by race; check the race's rules.
Where a finish time would have placed in 2026.
Up 60 percent since 2025.
All events combined, from official results.
From 2025 to 2026, the field went from 21 to 55 finishers, and the median time rose from 2:30:19 to 2:55:05.
| Year | Finishers | Median | Fastest tenth | Winner |
|---|---|---|---|---|
| 2026 | 55 (+162%) | 2:55:05 | under 2:04:27 | 1:49:09 |
| 2025 | 21 | 2:30:19 | under 2:10:51 | 2:06:05 |
From each year's official results for the Half Marathon; virtual options are left out.
Slower than most US trail half marathons
The fastest quarter of the 2026 half marathon field finished under 2:29:02, against 2:16:23 in a typical US trail half marathon, so times here run 9 percent slower.
Compares the fastest quarter of each field, so walkers and first-timers do not skew it. It reflects the course and the field together: a flat course, cool weather, or a competitive crowd all make times faster.
What the organizers of Yellowstone Park Trail Races cover on their registration page, in brief.
Schedule and packet pickup
July 11. 8:15-8:45AM: Race check in at the Rendezvous Ski Trails. You will receive your race bib and your race sticker. 8:45AM: Pre-race meeting. The Race Director will go over course markings and other important information. 9:00AM: All…
Organize this race? Add details or a correction
Have you ever wanted to run in beautiful Yellowstone Country?
Join Wolf Pack Adventures for a fun event in West Yellowstone, Montana!
This trail running event brings you as close to Yellowstone National Park as any other running experience. Participants can choose from several distances: 50K, Marathon, 25K, Half Marathon, 10K, or 5K. There’s no pavement on this course!