
Alamogordo, United States of America · Sunday 10 October 2027
This race works well for runners who want a fast, straightforward marathon without major elevation challenges. The flat to gently rolling terrain and modest altitude of around 1,230 meters makes it suitable for those chasing a personal best or building confidence in marathon distance. It's the kind of course that rewards consistent pacing and good aerobic fitness rather than hill-climbing strength. The October timing and desert location mean you'll be dealing with heat and sun exposure, so this is better suited to runners who've trained in warm conditions or who handle temperature well. Coastal or cool-climate runners might find the environment harder than the actual course profile suggests. What makes this marathon potentially difficult has nothing to do with the terrain itself. Alamogordo sits in the New Mexico desert, which means the landscape is exposed and there's little shade once you're out on the road. The sun will be intense even in October, and you'll need a solid fueling and hydration strategy going in. The air is dry at that elevation, which compounds dehydration risk. The flatness of the course is deceptive in this context. Because there's no terrain to slow you down and no natural rhythm breaks from climbing, it's easy to go out too hard chasing time, then suffer badly in the second half. The course is fast on paper, but only if you respect the environmental conditions and run smart.
Adjusted Time
4:05:28
Time difference: +5.5 minutes compared to a flat, road, temperate course.
On our difficulty model, Holloman Ace of Races Marathon plays about 9 minutes slower than an average road marathon for a 3:30 runner. It ranks #475 hardest of 1151 marathons we analyse, and #251 of 576 in United States of America. Use the calculator above to see the exact adjusted time for your own goal pace.
Estimated finish times on this course versus the same effort on an average road marathon, based on its elevation, surface, and expected race-day temperature.
| Average-course time | On Holloman Ace of Races Marathon | Difference |
|---|---|---|
| 3:00:00 | 3:01:55 | +01:55 |
| 3:30:00 | 3:33:38 | +03:38 |
| 4:00:00 | 4:05:28 | +05:28 |
| 4:30:00 | 4:37:24 | +07:24 |
| 5:00:00 | 5:09:26 | +09:26 |
| 5:30:00 | 5:41:35 | +11:35 |
| 6:00:00 | 6:13:48 | +13:48 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Holloman Ace of Races Marathon is a full marathon held in Alamogordo, United States of America. It is scheduled for Sunday 10 October 2027. The course is run on road surface with 104m of total climbing, with its high point near 1256m above sea level.
With 104m of total climbing, this is a gently undulating course. The elevation changes are manageable for most runners and shouldn't greatly affect your pacing.
Based on historical weather data for October, the expected race day conditions are as follows. Moderate temperatures between 15°C and 28°C are expected. While comfortable for most runners, those targeting fast times should pay attention to hydration, as these temperatures can impact performance on race day. There is a low chance of rain (5%), so dry conditions are likely.
Holloman Ace of Races 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 Holloman Ace of Races Marathon against other marathons to find the right race for your goals.
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