Register for the 37th Annual Mount Diablo Challenge


Sunday, October 13, 2019

8:00 a.m. to 1:00 p.m.

Danville, CA – Registration is open for the 37th Annual Mt. Diablo Challenge (MDC), a San Francisco-area cycling event to be held on Sunday, October 13, 2019.

The 11.2 mile, timed ride climbs 3,249 feet to the summit of Mt. Diablo, one of the three highest peaks in the Bay Area, located in Mt. Diablo State Park, Danville, California, 40 miles east of San Francisco off I-680. The road is closed to traffic during the event.

The MDC, which has been called one of the “best and hardest climbs in the United States” by, attracts male and female road cyclists from 11 to 80 years old, including pros, semi-pros, and recreational cyclists on road bikes, tandems and unicycles. Prizes are awarded in 16 age categories, including King and Queen of the Mountain.

“The Mt. Diablo Challenge is a one-of-a kind cycling experience featuring a climb up one of the most iconic peaks in California,” said Mark Dedon, president of the Valley Spokesmen Bicycling Club, the event sponsor and one of the oldest and largest bicycling clubs in the Bay Area. “We welcome the hundreds of cyclists who are continuing or just starting their 2019 Mt. Diablo cycling journey.”

The Mount Diablo Challenge event is held to benefit Save Mount Diablo, which helps preserve the mountain. Premier sponsors for the event are Bay Area Bicycle Law and Save Mount Diablo. Prize sponsors are Hammer Nutrition, Mavic, 6fifteen Cyclery, Livermore Cyclery, Dublin Cyclery, Eden Bicycles, Sports Basement and Jakroo.

For more information and to register for the 2019 Mt. Diablo Challenge bicycle event, visit


About the Mt. Diablo Challenge
The Mt. Diablo Challenge is a timed, bicycle ride held annually up Mt. Diablo, one of the three highest peaks in the San Francisco Bay Area, and a signature event of the Valley Spokesmen Bicycle Club, one of the oldest and largest bicycle clubs in the San Francisco Bay Area. Hundreds of cyclists of all ages and abilities come from all over California and the United States and ride all types of bicycles including unicycles and tandems. The Mt. Diablo Challenge is set for Sunday, October 13, 2019. To learn more and to register for the event, visit

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