Virtual MCM50K

The MCM 50K is the largest ultramarathon in the country and the only one held entirely in an urban setting. Participants share the start line with the Marine Corps Marathon in Arlington, VA, directly adjacent to the Pentagon. In 2025, the MCM 50K will be offered virtually, allowing runners to experience the challenge from anywhere while continuing the tradition of this prestigious event.

participant bib

Registered virtual runners may download a personal participant bib to wear or display. Bibs are now available.

To Download your Virtual Bib:

• Log into your Participant AccountThis link will open in a new tab (username is your email)
• Click “Your Registrations”
• Click on your MCM registration
• Click “Download Your Virtual Bib”

connect a wearable

Participants have the option to link their personal wearables to their account to track their mileage and submit results. This should be done prior to starting your virtual event. Log into your participant account to view wearable options.

To sync your wearable:

• Connect your wearable device.
• Click on “Your devices” at the top of the screen and click “Connect” under your device.
• Follow the steps to connect.
• You will be prompted to log into your wearable device

submitting results

Runners are encouraged to submit their results through participant account in Haku.

Results may be submitted via a link to a public page from an app, a screenshot, a photo of a watch or treadmill or directly from a supported wearable device. Ensure to record both distance and time in your submission. Participants have until November 10, 2024 to input their finisher data.

To submit results manually:

• Log into Participant AccountThis link will open in a new tab
• Click “Your Registrations”
• Click on the specific event registration
• Scroll to the bottom of registration information
• Enter total finish time, distance completed and additional information.
• Enter proof of finish time via link or photo (optional)
• Click “Save” to complete your submission

To submit results from synced device:

• Log into Participant AccountThis link will open in a new tab
• Click “Your Registrations.”
• Select the event you are submitting time for
• Click “Submit Activity” and “Log New Activity.”
• Select “Add From Wearable.”
• The data from your device will be displayed
• Click “Select” to choose an activity to submit as your results.

Finisher Certificates

Finisher certificates will be available starting October 3.

To download your virtual finisher certificate:

• Log into Participant AccountThis link will open in a new tab
• Click “Your Registrations”
• On the right side, click on “See Your Finisher Details”
• Click on “View Your Results”
• Click on “Download Finisher Certificate”

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