Yellowstone Half Marathon
West Yellowstone, United States of America · Sunday 9 May 2027
Set just outside Yellowstone National Park, this half marathon is an absolute dream for trail runners and nature lovers alike. The course meanders through forests, open meadows, and rugged terrain, offering panoramic views of the Rocky Mountains. Runners should be prepared for altitude challenges, as the race takes place at over 6,000 feet, making every mile a test of endurance.
Difficulty Calculator
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:m
:s
Adjusted Time
1:46:16
Time difference: +1.3 minutes compared to a flat, road, temperate course.
Course Details
Elevation Gain190m
Elevation High2119m
Elevation Low2019m
Weather Forecast
High15°C
Low1°C
Chance of Rain2%
How hard is Yellowstone Half Marathon?
Moderateharder than 45% of half marathons
Flattest / easiestHardest
On our difficulty model, Yellowstone Half Marathon plays about 3 minutes slower than an average road half marathon for a 1:30 runner. It ranks #248 hardest of 450 half marathons we analyse, and #85 of 145 in United States of America. Use the calculator above to see the exact adjusted time for your own goal pace.
What will you run at Yellowstone Half Marathon?
Estimated finish times on this course versus the same effort on an average road half marathon, based on its elevation, surface, and expected race-day temperature.
| Average-course time | On Yellowstone Half Marathon | Difference |
|---|---|---|
| 1:30:00 | 1:30:34 | +00:34 |
| 1:45:00 | 1:46:16 | +01:16 |
| 2:00:00 | 2:02:00 | +02:00 |
| 2:15:00 | 2:17:48 | +02:48 |
| 2:30:00 | 2:33:39 | +03:39 |
| 2:45:00 | 2:49:33 | +04:33 |
| 3:00:00 | 3:05:30 | +05:30 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Yellowstone Half Marathon 2027 Course Analysis
Yellowstone Half Marathon is a half marathon held in West Yellowstone, United States of America. It is scheduled for Sunday 9 May 2027. The course is run on road surface with 190m of total climbing, with its high point near 2119m above sea level. For registration and full race details, visit the official Yellowstone Half Marathon website.
Elevation Profile
With 190m of total climbing, this is a gently undulating course. The elevation changes are manageable for most runners and shouldn't greatly affect your pacing.
Expected Race Day Weather
Based on historical weather data for May, the expected race day conditions are as follows. Near-ideal running temperatures are expected, ranging from 1°C to 15°C. This temperature range is widely considered optimal for marathon performance, allowing efficient heat dissipation without cold-related issues. There is a low chance of rain (2%), so dry conditions are likely.
Surface Type: Road
Yellowstone Half Marathon is run on road surfaces, which provide the fastest and most predictable conditions for racing. Road courses allow for consistent pacing and are typically the best choice for a personal best.
Looking for an easier marathon or a tougher challenge? You can also compare Yellowstone Half Marathon against other half marathons to find the right race for your goals.
Half marathons of similar difficulty
If Yellowstone Half Marathon fits your goal, these courses play out about the same on our difficulty model.
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