Run with the Marines!
Whether you’re aiming to conquer the entire event series or take on our most iconic race, we have a challenge for you!
How to Join
Get the App
Scan or click the QR code to download the Count.It app.
Join Our Group
When prompted, enter our group invite code:
Join a Challenge
On our group homepage in the app, tap to join any challenge!
Upcoming Challenges
Semper Fred 5K Training Club
Excited for this all ages event in historic Fredericksburg? Join our pre-race challenge and get ready to run!
May 16, 2026
● Coming Soon
Marine Corps Historic Half Training Club
Want a push to prepare for this popular 13.1 mile run through Fredericksburg? This training community is for runners of all levels to gear up for the big race!
May 17, 2026
● Coming Soon
Look ma, no hands!
Already tracking your steps? Just connect your fitness app and you're all set — your activity syncs automatically. Easy peasy! 🎉
Plus Strava, Peloton, Samsung Health, and dozens more!