SGRAIL Marin - Triathlon & Trail Half Marathon 2026

The race.

SGRAIL Marin offers multiple race options on October 2, 2026, in San Rafael, CA. Participants can enter an Olympic triathlon (1,500-meter swim, 40-kilometer bike, 10-kilometer run), Olympic triathlon relay for 2-3 person teams, a 13.1-mile trail half marathon, a sprint triathlon, sprint relay, or a kids event for ages 13 and under. The SGRAIL Challenge combines the Olympic triathlon with the trail half marathon. Saturday events begin at 9:00 AM with gates opening at 7:00 AM; Sunday trail half marathon starts at 8:30 AM. Bib pickup occurs Thursday and Friday, with times to be announced. Registration opens June 26, 2026, with early bird pricing beginning August 4 and late registration starting September 18.

Straight from the organizer.

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