BestRacesroad · Marathon · 10K
Marine Corps Marathon
| Distances | Marathon, 10K |
| Surface | road |
| Field size | 30,127 runners |
| Founded | 1976 (50 years) |
| Elevation gain | 650 ft |
| USATF certified | Yes |
| Boston qualifier | Yes |
Researched from the race's own site and published results, last updated October 4, 2026.
The 2026 edition has been run. The organizer hasn't announced the next date yet. This page updates automatically when they do — the address stays the same, so a bookmark or link keeps working.
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Race-day weather
What the weather did on October 25 in each of the last 5 years, measured at Washington Reagan Natl Airport, 3.9 miles from Arlington.
| Year | High | Low | Rain |
|---|---|---|---|
| 2025 | 60°F | 40°F | none |
| 2024 | 68°F | 47°F | none |
| 2023 | 78°F | 49°F | none |
| 2022 | 64°F | 59°F | none |
| 2021 | 80°F | 61°F | 1.55 in |
Daily highs and lows, not start-line temperatures: most races start in the cool of the morning, closer to the low. Source: NOAA National Centers for Environmental Information, GHCN-Daily.
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