
Incheon, South Korea · Tuesday 30 March 2027
The Incheon International Half Marathon makes for a great race in Korea's unique Incheon. As one of the nation's cultural jewels, each athlete can test their skills among the exciting city's sites and sounds. Glimpse the architecture and beautiful culture. As you wind along the race's course, you will explore gorgeous parks, state-of-the-art buildings, and friendly locals along the way. Come enjoy a true experience that brings to life the heart of Korea's athletic and cultural worlds.
Adjusted Time
1:45:26
Time difference: +0.4 minutes compared to a flat, road, temperate course.
On our difficulty model, Incheon International Half Marathon plays about 3 minutes slower than an average road half marathon for a 1:30 runner. It ranks #239 hardest of 450 half marathons we analyse. 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 half marathon, based on its elevation, surface, and expected race-day temperature.
| Average-course time | On Incheon International Half Marathon | Difference |
|---|---|---|
| 1:30:00 | 1:30:38 | +00:38 |
| 1:45:00 | 1:45:26 | +00:26 |
| 2:00:00 | 2:00:13 | +00:13 |
| 2:15:00 | 2:14:59 | −00:01 |
| 2:30:00 | 2:29:45 | −00:15 |
| 2:45:00 | 2:44:30 | −00:30 |
| 3:00:00 | 2:59:14 | −00:46 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Incheon International Half Marathon is a half marathon held in Incheon, South Korea. It is scheduled for Tuesday 30 March 2027. The course is run on road surface with 115m of total climbing, with its high point near 38m above sea level. For registration and full race details, visit the official Incheon International Half Marathon website.
With 115m 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 March, the expected race day conditions are as follows. Cold conditions are expected, with temperatures between -4°C and 6°C. While cold weather reduces overheating risk, runners should dress in layers and be prepared for potential wind chill. There is a moderate chance of rain (30%). Runners may want to prepare for wet conditions but shouldn't expect persistent rainfall.
Incheon International Half 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 Incheon International Half Marathon against other half marathons to find the right race for your goals.
If Incheon International Half Marathon fits your goal, these courses play out about the same on our difficulty model.