
Hollis, United States of America · Sunday 23 May 2027
The Prince of Wales Island International Marathon, held on May 24, 2025, in Craig, Alaska, is a unique event that offers breathtaking scenery and a challenging course. The race takes place on the third-largest island in the U.S., featuring an out-and-back route through the wild, unspoiled woodlands of the Tongass National Forest. With its stunning natural beauty and diverse wildlife, this marathon is a must-do for adventurous runners seeking a memorable experience.
Adjusted Time
4:38:27
Time difference: +38.5 minutes compared to a flat, road, temperate course.
On our difficulty model, Prince of Wales Island International Marathon plays about 34 minutes slower than an average road marathon for a 3:30 runner. It ranks #156 hardest of 1150 marathons we analyse, and #89 of 575 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 Prince of Wales Island International Marathon | Difference |
|---|---|---|
| 3:00:00 | 3:20:07 | +20:07 |
| 3:30:00 | 3:58:50 | +28:50 |
| 4:00:00 | 4:38:27 | +38:27 |
| 4:30:00 | 5:18:54 | +48:54 |
| 5:00:00 | 6:00:08 | +1:00:08 |
| 5:30:00 | 6:42:06 | +1:12:06 |
| 6:00:00 | 7:24:46 | +1:24:46 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Prince of Wales Island International Marathon is a full marathon held in Hollis, United States of America. It is scheduled for Sunday 23 May 2027. The course is run on road surface with 642m of total climbing, with its high point near 114m above sea level. For registration and full race details, visit the official Prince of Wales Island International Marathon website.
This is a very challenging course with 642m of total climbing - well above the average road marathon - topping out around 114m above sea level. Hill training is essential, and you should expect a slower finish time than on a flat course.
Based on historical weather data for May, the expected race day conditions are as follows. Hot conditions are expected, with temperatures between 17°C and 31°C. Heat is one of the biggest performance factors in distance running - for every degree above 15°C, finish times can slow by roughly 1-2%. Extra hydration and a conservative start are strongly recommended. There is a high chance of rain (77%). Runners should prepare for wet conditions, including appropriate footwear and clothing choices.
Prince of Wales Island International 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 Prince of Wales Island International Marathon against other marathons to find the right race for your goals.
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