Double Peak Challenge

SEP

26

2026

A San Marcos trail event with a 10K, 5K and Kids Trail Trot that climbs to Double Peak’s summit at 1,558 feet; bibs, wooden medals and shirts are listed as finisher items, and registration closes Wed, Sep 23 at 12:00 PM PT.

Sat 26 Sep 2026

San Marcos, California

Website

10 kilometers 5 kilometers

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Double Peak Challenge - San Marcos, CA

Double Peak Challenge is an annual outdoor running event held in San Marcos, California. The event includes a 10K, a 5K and a Kids Trail Trot, with the course beginning at San Elijo Park near 1105 Elfin Forest Road. This is the 11th annual edition.

The 10K route climbs to Double Peak, with a reported elevation gain of 1,176 feet and a summit elevation of 1,558 feet. The 5K is presented as a fun run and is not timed. The Kids Trail Trot is a short sprint course for younger participants. Giveaway items listed for finishers include a racer's bib, a wooden medal and a shirt for the 10K and the 5K. Kids receive a finisher's medal. Registration closes Wed, Sep 23 at 12:00 PM PT. Visit the organization's website for the most recent information.

10 km

10k

5 km

Kids Trail Trot