
Carleton-sur-Mer, Canada · Wednesday 2 June 2027
Carleton-sur-Mer sits on the Baie-des-Chaleurs in eastern Quebec, a region defined by the interplay between sea and mountain. The town's location gives runners the rare opportunity to experience a coastal landscape where the Appalachian foothills meet the water, creating a setting that feels removed from the bustle of larger urban marathons. This part of Canada has a quieter character, and the Marathon Baie-des-Chaleurs reflects that, drawing over 1500 runners each June to a race that prioritizes community and accessibility over prestige or competition. The 42.2-kilometer course traces a trail route through this terrain with gentle rolling sections and minimal elevation change. The route stays low, never climbing much above sea level, which means runners get to experience the landscape without the grinding effort that comes with serious hill work. This makes it a reasonable choice for runners seeking a trail marathon that won't demand extensive hill training, though the loose surface itself will demand something different from road running. The flat to rolling character rewards even pacing and allows runners to settle into a rhythm early rather than bracing for steep climbs or technical descents. Race day here carries the atmosphere of a true regional event. The Marathon Baie-des-Chaleurs has run for over a decade and offers multiple distances alongside the full marathon, which means the course sees a continuous flow of participants rather than a single competitive wave. The event prides itself on being family-oriented and welcoming, with an emphasis on participation over performance. For runners who want the experience of a trail marathon without the intensity of a mountain course, set within a landscape where salt air and genuine hospitality are part of the package, this June race in eastern Quebec offers something genuinely different from the standard marathon circuit.
Adjusted Time
4:33:27
Time difference: +33.4 minutes compared to a flat, road, temperate course.
On our difficulty model, Marathon Baie-des-Chaleurs adds about +36 minutes versus a flat, cool road marathon for a 3:30 runner. It ranks #327 hardest of 1245 marathons we analyse, and #8 of 54 in Canada. 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 a flat, cool, road marathon, based on its elevation, surface, and expected race-day temperature.
| Flat-course time | On Marathon Baie-des-Chaleurs | Difference |
|---|---|---|
| 3:00:00 | 3:27:38 | +27:38 |
| 3:30:00 | 4:00:42 | +30:42 |
| 4:00:00 | 4:33:27 | +33:27 |
| 4:30:00 | 5:05:57 | +35:57 |
| 5:00:00 | 5:38:16 | +38:16 |
| 5:30:00 | 6:10:26 | +40:26 |
| 6:00:00 | 6:42:29 | +42:29 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Marathon Baie-des-Chaleurs is a full marathon held in Carleton-sur-Mer, Canada. It is scheduled for Wednesday 2 June 2027. The course is run on trail surface with 88m of total elevation gain, reaching a maximum altitude of 40m above sea level. For registration and full race details, visit the official Marathon Baie-des-Chaleurs website.
This is a very flat course with only 88m of total elevation gain across the full distance. The course ranges from 0m to 40m above sea level - a 40m elevation range that makes it one of the flatter races available. Runners targeting a personal best will appreciate the minimal climbing.
Marathon Baie-des-Chaleurs is a trail race, meaning the course includes unpaved surfaces such as dirt, gravel, or forest paths. Trail surfaces are inherently slower than road courses due to uneven footing, technical sections, and often steeper gradients. Trail-specific shoes with good grip are recommended, and runners should expect a finish time 10-20% slower than their equivalent road marathon time.
Looking for an easier marathon or a tougher challenge? You can also compare Marathon Baie-des-Chaleurs against other marathons to find the right race for your goals.
If Marathon Baie-des-Chaleurs fits your goal, these courses play out about the same on our difficulty model.
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