THE NEXT STARTING LINE

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in the loop.

You’ll be notified 72 hours before the STACK 2027 sign-up date is publicly announced. Race sign-ups are planned for late January 2027. Spaces fill fast.

Orange County and San Jose are confirmed for the 2027 Spring/Summer STACK season.

No account required. No race entry reserved.

Explore the 2027 STACK →

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Your email stays within our database and is never sold. We store your email and the date of this opt-in separately from member accounts. The list is for Stacks registration announcements and race updates. Joining this list is not a race registration. Future messages will include an opt-out.

STACK 2027 concept: counter-clockwise running in lanes 5–8 after a start in lanes 1–4 and a gradual transition after 100 m; Arms-Up Lunges in lanes 1–4; canopies shade zones 2, 3, 4 and 5. Football yardage and end zones frame a 20-yard spectator area between the 40-yard lines, with a donation and Burpee challenge at the 50.
2027 course concept · Open for the full-size diagram. Paired zones are shown split across the field’s width; final course measurements and access points will be confirmed.
The full workout & course flow →