Marine Corps Marathon
Washington, United States of America · Sunday 25 October 2026
The marathon known as Marine Corps Marathon is held each year in Washington, D.C. and Arlington, Virginia, drawing around 30,000 participants including active duty military, veterans, and civilians. It originated in 1976, designed to promote goodwill between the military and the public after the Vietnam War, highlight the organizational skills of the Marine Corps, act as a recruiting tool, and provide Marines a Boston Marathon-qualifying opportunity.
Difficulty Calculator
h
:m
:s
Adjusted Time
4:00:08
Time difference: +0.1 minutes compared to a flat, road, temperate course.
Course Details
Elevation Gain213m
Elevation High71m
Elevation Low1m
Weather Forecast
High5°C
Low1°C
Chance of Rain72%
How hard is Marine Corps Marathon?
Moderateharder than 41% of marathons
Flattest / easiestHardest
On our difficulty model, Marine Corps Marathon plays about 5 minutes slower than an average road marathon for a 3:30 runner. It ranks #682 hardest of 1151 marathons we analyse, and #358 of 576 in United States of America. Use the calculator above to see the exact adjusted time for your own goal pace.
What will you run at Marine Corps 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 Marine Corps Marathon | Difference |
|---|---|---|
| 3:00:00 | 2:59:05 | −00:55 |
| 3:30:00 | 3:29:34 | −00:26 |
| 4:00:00 | 4:00:08 | +00:08 |
| 4:30:00 | 4:30:46 | +00:46 |
| 5:00:00 | 5:01:29 | +01:29 |
| 5:30:00 | 5:32:15 | +02:15 |
| 6:00:00 | 6:03:04 | +03:04 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Marine Corps Marathon 2026 Course Analysis
Marine Corps Marathon is a full marathon held in Washington, United States of America. It is scheduled for Sunday 25 October 2026. The course is run on road surface with 213m of total climbing, with its high point near 71m above sea level. For registration and full race details, visit the official Marine Corps Marathon website.
Elevation Profile
With 213m of total climbing, this is a gently undulating course. The elevation changes are manageable for most runners and shouldn't greatly affect your pacing.
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 1°C and 5°C. While cold weather reduces overheating risk, runners should dress in layers and be prepared for potential wind chill. There is a high chance of rain (72%). Runners should prepare for wet conditions, including appropriate footwear and clothing choices.
Surface Type: Road
Marine Corps 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 Marine Corps Marathon against other marathons to find the right race for your goals.
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If Marine Corps Marathon fits your goal, these courses play out about the same on our difficulty model.
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