SGRAIL Marin - Triathlon & Trail Half Marathon

SGRAIL Marin - Triathlon and Trail Half Marathon

This is a multi-day race weekend at McNear’s Beach Park in San Rafael, California, held October 2–4, 2026. The program includes a kids triathlon event, an Olympic-distance triathlon, an Olympic relay, a trail half marathon, and a combined challenge that pairs the triathlon with the trail half marathon. Registration opens on June 26, 2026, and registration phases continue through late September 2026, with final registration dates varying by event.

Distances and formats include:

• Kids Triathlon: details for age 13 and under to be announced
• Olympic Triathlon: 1,500 m swim, 40 km bike, 10 km run
• Olympic Relay: same distances, teams of two or three
• Trail Half Marathon: 13.1 miles / 21 km
• SGRAIL Challenge: Olympic Triathlon plus Trail Half Marathon

Event weekend logistics include bib pick-up on the days before the main races, a kids "fun" event during the Friday schedule, Olympic triathlon and relay events on Saturday, and the trail half marathon on Sunday. The site address is McNear’s Beach Park, 201 Cantera Way, San Rafael, CA 94901. Further operational details such as exact schedules and participant instructions are listed as part of the event program. Visit the organization's website for the most recent information.

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