
Antelope Island, United States of America · Friday 9 October 2026
Antelope Island sits in the Great Salt Lake in Utah, offering runners a remote and somewhat austere setting for their marathon. The island is known for its wildlife, including a herd of American bison, and provides wide-open views across the lake and the surrounding landscape. The isolation from urban sprawl gives the race a quieter, more contemplative feel than typical road marathons, though runners should prepare for the exposed terrain and potential weather variability that comes with running on an island in the middle of a large body of water. The course itself is refreshingly straightforward: flat to gently rolling terrain with virtually no elevation gain to worry about. This is the kind of race where your legs, not the landscape, will be your main challenge. The road surface is standard pavement, and the lack of significant climbing means runners can focus on pacing and endurance rather than managing hills. The openness of the island means limited shade in places, so sun exposure and wind can be real factors depending on the October weather. It's a course that rewards steady effort and good race execution rather than technical footwork or mountain-goat climbing ability.
Adjusted Time
3:52:32
Time difference: -7.5 minutes compared to a flat, road, temperate course.
Antelope Island Marathon is a full marathon held in Antelope Island, United States of America, scheduled for Friday 9 October 2026. The course is run on road surface with 0m of total elevation gain, reaching a maximum altitude of 0m above sea level.
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.
Antelope Island 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 Antelope Island 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 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 Antelope Island Marathon against other marathons to find the right race for your goals.
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