
Adamant, United States of America · Sunday 3 May 2026
Scenic figure 8 course on 90% dirt roads with ponds and hills through Calais and East Montpelier. Run the Half Marathon or share the fun with a partner in the 8 5.1 mile relay. Aid stations will provide water and Gatorade at 2-3 mile intervals. Awards for overall, age groups and relays. Double Dirt Challenge! TBA whether or not we will partner with The Craftsbury Outdoor Center again to offer the Double Dirt Challenge!
Adjusted Time
1:40:47
Time difference: -4.2 minutes compared to a flat, road, temperate course.
Adamant Half Marathon is a half marathon held in Adamant, United States of America, scheduled for Sunday 3 May 2026. The course is run on road surface with 0m of total elevation gain, reaching a maximum altitude of 0m above sea level. For registration and full race details, visit the official Adamant Half Marathon website.
This is a very flat course with only 0m of total elevation gain across the full distance. The course ranges from 0m to 0m above sea level — a 0m elevation range that makes it one of the flatter races available. Runners targeting a personal best will appreciate the minimal climbing.
Adamant Half Marathon is run on road surfaces, which provide the fastest and most predictable conditions for marathon running. Road courses allow for consistent pacing and are typically the best choice for runners targeting a personal best time.
Our difficulty rating for Adamant Half Marathon is calculated using a model that combines elevation gain, temperature impact, and surface type. Use the difficulty calculator above to enter your target finish time and see exactly how many minutes this course would add or subtract compared to a perfectly flat, cool, road-based half marathon. Faster runners and slower runners are affected differently by the same course conditions, so the difficulty is personalised to your pace.
Looking for an easier marathon or a tougher challenge? You can also compare Adamant Half Marathon against other half marathons to find the right race for your goals.
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