Almaden Hills Trail Run - Fall

San Jose, United States • 31 Oct 2026

Almaden Hills Trail Run - Fall

This trail running event takes place at Almaden Quicksilver Park in Almaden Valley, San Jose, California, with the start and finish at the Mockingbird Parking Lot area. The course surface is approximately 60% dirt roads and 40% single track and is described as very hilly with park and valley views.

Race distances include:

  • 5K
  • 10K
  • 8 Mile
  • Half Marathon
  • 30K
  • Trail Marathon
  • 50K

Aid support includes two fully stocked aid stations: Mockingbird Parking Lot Aid Station at the start/finish and the Hacienda Parking Lot Aid Station. Distances at or longer than the half marathon will typically encounter these aid stations every three to four miles. Drop bag service is available for the 30K, Trail Marathon, and 50K; crew access is possible at the two aid station locations. All distances finish at the Mockingbird Parking Lot.

Course marking uses colored ribbons and signs; ribbon colors and bib colors vary by distance. Climb information (course ascent) is provided for each distance, with the largest ascent listed for the 50K. Toilets are available at the start/finish area and adjacent to the Hacienda Aid Station for 8 mile and longer runners. All finishers receive a medal.

Registration is non-refundable; transfers to future events are available if arranged before race day. Event parking is provided at Almaden Neighborhood Church about a 0.3 mile walk from the start; participants are asked to respect the church property and nearby residential streets. Visit the organization's website for the most recent information.

Race information

50 km
50k
Marathon
Trail Marathon
30 km
30k
Half Marathon
Half Marathon
8 mi
8 Mile
10 km
10k
5 km
Visit the organization's website for the most recent information.
Trail runs nearby

San Mateo PAL's May 30, 2026 community event at Seal Point Park features a 5K run/walk, a 10K run, a free Wellness Fair, and a yoga option. Race entries include a t-shirt and finisher medal, and vendor booths are available.

A multi-distance trail event at Calero County Park in San Jose on May 30, 2026, featuring single track, dirt paths and hilly terrain up to 50K, with aid stations, free parking and drop bag support for the 50K.

A trail event at Almaden-Quicksilver County Park on June 7, 2025 offering distances from 5K to 50K, steep climbs, marked courses, aid stations, and toilet facilities. The 52 mile race is not held in 2025 and is planned to return in 2026.

Experience the 42nd annual Lake Chabot Trail Challenge featuring a scenic half marathon loop and a paved 5K run. Enjoy views of the San Francisco Bay and Mt Diablo while competing for medals on chip timed courses.

Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.