Jul 10, 2027
Dark & Dirty Night Race
Batawa, ON
21K, 14K, 7K
Key dates
Registration opens
Sep 18, 2026
Registration closes
Aug 5, 2027
Race day
Aug 7, 2027
Email me updates about MammothMarch Upstate New York
Registration openings and major changes, like a new date or a cancellation.
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Listed from Race Roster. Checked Oct 31, 2026.