Date
Location
Races
50mi, 100K, 100mi
Difficulty
1.9 - 2.6
Entry fees
$156.86 - $360.27
The race features alternating loops of 13.5 miles and 11.5 miles, totaling 100 miles. Runners begin with a counter-clockwise 13.5-mile loop starting from Cool Firehouse, traversing west to Pig Farm and Salt Creek, then heading south toward the American River before returning to Cool. The 11.5-mile loop takes participants south toward Northside School, venturing along the Rim Trail and past radio towers before looping back. This challenging course spans single tracks and fire roads, with an elevation of about 2,200 feet for the 13.5-mile loop and around 1,150 feet for the 11.5-mile loop. Overall, runners will face a total elevation gain and loss of approximately 13,600 feet, making it a demanding endurance challenge.
50mi
Jun 14, 2025 (Sat) - 7:00
Distance
50mi
Terrain
Trail
Course type
Multiple loops
Entry fee
$156.86
Elevation gain
8,000ft
Elevation loss
8,000ft
Elevation rating
Hilly
Difficulty
1.9
Course record (M)
8h 11m 34s
Course record (F)
9h 3m 39s
Cutoff time
35h
100K
Jun 14, 2025 (Sat) - 5:00
Distance
100km
Terrain
Trail
Course type
Multiple loops
Entry fee
$172.83
100mi
Jun 14, 2025 (Sat) - 5:00
Distance
100mi
Terrain
Trail
Course type
Multiple loops
Entry fee
$360.27
Elevation gain
14,514ft
Elevation loss
14,514ft
Elevation rating
Hilly
Difficulty
2.6
Course record (M)
19h 24m 45s
Course record (F)
25h 12m 7s
Cutoff time
37h
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