
Falmouth, United States of America · Sunday 11 October 2026
The Cape Cod Marathon is held annually in Falmouth, Massachusetts, typically in late October. The full marathon, a Boston Marathon qualifying race, as well as the accompanying half marathon and 5K events, all start and finish at Mullen Hall School on Katharine Lee Bates Road. The course follows a scenic and mostly coastal route along the Falmouth coastline, offering extensive views of Nantucket Sound and Martha's Vineyard. The marathon route is recognized for its natural beauty and has been name
Adjusted Time
3:56:37
Time difference: -3.4 minutes compared to a flat, road, temperate course.
Cape Cod Marathon is a full marathon held in Falmouth, United States of America, scheduled for Sunday 11 October 2026. The course is run on road surface with 136m of total elevation gain, reaching a maximum altitude of 16m above sea level. For registration and full race details, visit the official Cape Cod Marathon website.
With 136m of elevation gain, this is a moderately undulating course. The route ranges from 1m to 16m above sea level (15m total range). While not completely flat, the elevation changes are manageable for most runners and shouldn't significantly impact pacing strategy.
Based on historical weather data for October, the expected race day conditions are as follows. Near-ideal running temperatures are expected, ranging from 12°C to 16°C. This temperature range is widely considered optimal for marathon performance, allowing efficient heat dissipation without cold-related issues. There is a high chance of rain (93%). Runners should prepare for wet conditions, including appropriate footwear and clothing choices.
Cape Cod 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 Cape Cod 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 Cape Cod Marathon against other marathons to find the right race for your goals.
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