The 2nd annual running of the Cuyamaca 100k Endurance
run is scheduled for October 12, 2013, starting at 6:30 am.
Registration will open June 15, 2013 at 08:00 PST. The first 150
qualified applicants to sign up on line will be added to the official
entrants list. Any entrants beyond 150 may be added to a wait list if
Since the creation of the Cuyamaca100k last year the RD's of San Diego's mountain ultra races have put together a special award for those runners who complete four races of each iconic ultra distance; 50k, 50 miles, 100k, and 100 miles. Please visit sandiegoultraslam.com for more information.