Polar Circle Marathon
Russel Glacier, Greenland · Monday 26 October 2026
Polar Circle Marathon, held annually in October in Kangerlussuaq, Greenland, is one of the most unique and challenging marathons globally. The race takes place on the Arctic Circle, offering breathtaking views of glaciers, tundras, and arctic landscapes. Runners experience extreme conditions, including cold temperatures ranging from -10 to -15 degrees Celsius and slippery ice surfaces.
Difficulty Calculator
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:m
:s
Adjusted Time
4:04:43
Time difference: +4.7 minutes compared to a flat, road, temperate course.
Course Details
Elevation Gain244m
Elevation High571m
Elevation Low73m
Weather Forecast
High-1°C
Low-4°C
Chance of Rain18%
How hard is Polar Circle Marathon?
Difficultharder than 65% of marathons
Flattest / easiestHardest
On our difficulty model, Polar Circle Marathon plays about 9 minutes slower than an average road marathon for a 3:30 runner. It ranks #405 hardest of 1150 marathons we analyse. Use the calculator above to see the exact adjusted time for your own goal pace.
What will you run at Polar Circle Marathon?
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 Polar Circle Marathon | Difference |
|---|---|---|
| 3:00:00 | 3:04:22 | +04:22 |
| 3:30:00 | 3:34:29 | +04:29 |
| 4:00:00 | 4:04:43 | +04:43 |
| 4:30:00 | 4:35:05 | +05:05 |
| 5:00:00 | 5:05:34 | +05:34 |
| 5:30:00 | 5:36:08 | +06:08 |
| 6:00:00 | 6:06:47 | +06:47 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Polar Circle Marathon 2026 Course Analysis
Polar Circle Marathon is a full marathon held in Russel Glacier, Greenland. It is scheduled for Monday 26 October 2026. The course is run on road surface with 244m of total climbing and around 567m of descent (a net drop of roughly 323m), with its high point near 571m above sea level. For registration and full race details, visit the official Polar Circle Marathon website.
Elevation Profile
This is a net-downhill course: it descends roughly 323m more than it climbs (244m of ascent against about 567m of descent), dropping from a high point near 571m toward 73m above sea level. Point-to-point downhill courses like this are among the fastest available for a personal best or a Boston qualifier - just be aware that sustained descending fatigues the quads late in the race, so ease off early and do some downhill running in training.
Expected Race Day Weather
Based on historical weather data for October, the expected race day conditions are as follows. Cold conditions are expected, with temperatures between -4°C and -1°C. While cold weather reduces overheating risk, runners should dress in layers and be prepared for potential wind chill. There is a low chance of rain (18%), so dry conditions are likely.
Surface Type: Road
Polar Circle 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 Polar Circle Marathon against other marathons to find the right race for your goals.
Marathons of similar difficulty
If Polar Circle Marathon fits your goal, these courses play out about the same on our difficulty model.