50KComing SoonFreetrail and Daybreak Racing1,000 spots
The Big Alta
Marinwood, California
$180
50K Early
194
Days Away
About This Race
A collaborative trail running event from Freetrail and Daybreak Racing in trail-famous Marin County, California, offering three race distances with scenic courses that summit many of the highest points in Marin County.
Key Dates
Registration Opens
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Registration Closes
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Race Day
Mar 19, 2027
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Pricing
Current Price
$180
50K Early
Price Progression
50K Early
$180Sep 14, 2026
28K Early
$140Sep 14, 2026
100K Early
$310Sep 14, 2026
28K Regular
$160Oct 1, 2026
50K Regular
$205Oct 1, 2026
100K Regular
$340Oct 1, 2026
Race Planning
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