Endless Day Backyard Ultra
Richfield, UT
100 mi, 50 mi, 50K, Marathon, Half Marathon, 10K
Key dates
Registration opens
Oct 1, 2026
Registration closes
Jun 18, 2027
Race day
Jun 20, 2027
Email me updates about Bay of Fundy International Marathon 20 June (USA Site)
Registration openings and major changes, like a new date or a cancellation.
Entry transfers
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Listed from Race Roster. Checked Nov 1, 2026.