The Run for Amma is a charitable trail event held at the Skyline Ridge Open Space Preserve in Los Gatos, California. Scheduled for Saturday, May 16, 2026, this year marks the 15th anniversary of the race. The event is unique in its philanthropic mission, as 100% of all registration proceeds are donated directly to the UCSF Julia Carnevale Lab to support cutting-edge cancer research and treatment developments.
Race Categories and TimingThe event offers three distinct distances catering to different skill levels, from technical ultra-running to a accessible 10K walk or run. Staggered start times ensure a smooth flow onto the trails.
| Category | Start Time | Elevation Gain | Time Limit |
|---|---|---|---|
| 50K Ultra | 7:30 AM | 5,266 Feet | 8 Hours |
| 30K Trail | 7:30 AM | 3,629 Feet | 8 Hours |
| 10K Run/Walk | 9:30 AM | 980 Feet | N/A |
The course winds through the scenic ridges of the Santa Cruz Mountains, offering expansive views and a mix of shaded forest and exposed ridge-line trails.
The Run for Amma attracts top-tier regional talent. Ryan Neely currently holds the standout course performance with a 3:44:16 finish in the 50K distance.
May 16, 2026
Distance — 30K
Type — Running
07:30
$100.00
May 16, 2026
Distance — 50K
Type — Running
07:30
$100.00
May 16, 2026
Distance — 10K
Type — Running
09:00
$100.00
These values represent the 3-year monthly averages for May in Los Gatos.
Learn more about the host city, Los Gatos.
Los Gatos is a town of 30,000 people (2019) in Santa Clara County, near San Jose, California in the foothills of the Santa Cruz mountains. Downtown Los Gatos has retained and restored many of its Victorian-era homes and commercial buildings.
Read more launchWatch highlights and course previews from previous years.
Read what other athletes have to say about their experience at the Run for Amma.
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Explore other exciting events happening in this same region.
location_on San Jose, California, US
calendar_today May 16, 2026
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