Cool Moon 100 Mile Endurance Run
About the race
The Cool Moon 100 Mile Endurance Run is a hot 100-mile run in Northern California.
Generous cutoffs give athletes 37 hours to finish and earn a one of a kind silver buckle created by legendary Silversmith James Stegman of Comstock Heritage in Reno.
Aid stations
North 13.5 Mile Loop
- The Ranch at mile 4.5 (full)
- Top of Dam Switchbacks at mile 8.8 (water only)
- Knickerbocker at mile 10 (full)
- The Ranch at mile 12.3 (full)
- Cool Staging Area at mile 13.5 (full), start/finish area
South 11.5 Mile Loop
- Knickerbocker at mile 16 (full)
- Pilot Hill at mile 19 (water only)
- Catecroft at mile 20.5 (full)
- Knickerbocker at mile 23 (full)
- Cool Staging Area at mile 25 (full), start/finish area
Finisher awards
All 100-mile finishers will be awarded a handcrafted Comstock Heritage finisher's buckle, shirt, and finisher's medal.
Top-3 Overall Male and Female finishers will receive custom award plaques.
Race information and parking
The 100-miler starts at 5:00am on Saturday, June 12th, 2027 at the Cool Staging Area (7200 Saint Florian Court, Cool, CA 95614). Parking is free and included in your registration.
Questions
Questions can be sent to the Race Director, Martin Sengo.
Packet pickup
Option 1
Friday, June 11th, 2027, 3:00pm to 6:00pm at the start/finish Cool Staging Area (7200 Saint Florian Court, Cool, CA 95614).
Option 2
Race morning, June 12th, 2027, 3:45am to 4:45am at the start/finish Cool Staging Area (7200 Saint Florian Court, Cool, CA 95614).
Cut-off times
- At 2:00pm (33:00 hours) on Sunday, June 13th at mile 88.5 at Cool Staging Area.
- At 6:00pm (37:00 hours) on Sunday, June 13th at mile 100.0 at Cool Staging Area.
Runners who do not meet these two cut-off times will be required to turn in their bib as DNF and will not continue on the course.
Pacers and crew
- Pacers are allowed only after the runner completes the third loop (at mile 38.5).
- Crews are restricted to the Cool Staging Area (Start/Finish) and may aid their runner after completion of each loop.
Drop bags
You may have drop bags at Cool and Knickerbocker only. Collection is 4:00-5:00am race morning. Designated drop-off locations are shown at the Start Area.
The course
The course is made of two loops, a 13.5-mile North loop and an 11.5-mile South loop. Runners complete the North loop first, then the South loop, four times each to reach 100 miles. The course is single track and fire roads and is extremely well-marked. Total elevation gain and loss is approximately 13,600 feet.
Location
Cool Staging Area, Cool, CA, USA Open in Google Maps
City insight: Cool
Cool, formerly known as Cave Valley, is a small town in El Dorado County, California, about 40 miles (64 km) from the state capital, Sacramento. It sits at an elevation of 1,532 feet (467 m). The climate is Mediterranean, with hot, dry summers and cool, wet winters, so spring and autumn offer the most comfortable racing conditions.
Know from the athletes
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