Armed Forces Series Challenge

Aim high and display your grit by #runningwiththetroops! Complete the Armed Forces Series Challenge and earn a coveted series medal. Are you ready to be all you can be?

The dates listed above reflect the 2026 race calendar. You may complete the entire operation in a single year or spread it out over multiple years—the timeline is entirely up to you. Registration for each mission is completed through the individual race entry platforms.

Results from each event will be automatically uploaded to the portal, so there’s nothing you need to do—just check in occasionally to confirm your verified results appear. Please note that only races completed in 2024 or later will count toward the challenge.

You will be awarded the operation’s exclusive medal upon completion of the last mission.

Then register for each mission on the year you are prepared through the individual race entry platforms.

Stay ready and rise above!

Can’t get enough of the Armed Forces Series Challenge? Want to do it Again? If you have run the challenge once and are ready to run again, sign your intent below. Runners who complete the challenge more than once will receive a pin to commemorate their accomplishment.

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Register for the Marine Corps Marathon Weekend

Recognized for impeccable organization on an iconic course managed by the U.S. Marines in Arlington, VA, and the nation’s capital, the Marine Corps Marathon is now the third largest marathon in the United States and remains one of the largest in the world. Known as “the best marathon for beginners,” the MCM is also the largest marathon in the world that doesn’t offer prize money, earning its proud nickname, “The People’s Marathon.”

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