Brookfield Classic
Brookfield, NY
50K, 15K, 5K
Key dates
Registration closes
Sep 24, 2026
Race day
Sep 25, 2027
Email me updates about MammothMarch Hudson Valley
Registration openings and major changes, like a new date or a cancellation.
Entry transfers
Tune-up races
- Aug 28, 2027
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Listed from Race Roster. Checked Nov 1, 2026.