California · Half Marathon · 5K
SGRAIL Marin - Triathlon & Trail Half Marathon
SGRAIL Marin - Triathlon & Trail Half Marathon is a half marathon and 5K event held in San Rafael, California. It was last held on October 2, 2026 and is usually run in October; the next date hasn't been announced yet.
- Usually held
- October
- Location
- San Rafael, CA
Race details
- Last held
- October 2, 2026
- Usually held in
- October
- Location
- San Rafael, California
- Distances
- Half Marathon, 5K
- Registration
- runsignup.com
- Official website
- sgrail.country
Registration, course & weather
About the SGRAIL Marin - Triathlon & Trail Half Marathon
Welcome to the SGRAIL Marin - Triathlon and Trail Half Marathon! Registration June 26, 2026 (12:00 PM PST) - Pre-Registration Starts July 18, 2026 - Early Bird Registration Starts August 4, 2026 - Regular Registration Starts September 18, 2026 - Late Registration Starts September 25, 2026 - Last Day for Triathlon, Triathlon Relay & SGRAIL Challenge Registration September 30, 2026 - Last Day for Trail Half Marathon Registration DISTANCES: (ALL COURSES) TRIATHLON - Kids Event (13 & Under) = Detai…
More half marathons in California
Coming up next, by confirmed date.
-
Dia De Los Muertos Half Marathon & 5K Run/Walk (Bakersfield)Bakersfield, CAHalf Marathon5K2 Mile Speed Walk
More races in San Rafael
More upcoming races in California
Keep exploring
- All races in California
- 5Ks in California 459 upcoming races
- 10Ks in California 316 upcoming races
- Half Marathons in California 197 upcoming races
- Marathons in California 41 upcoming races
- 5Ks in the United States 6,420 upcoming races
- Half Marathons in the United States 1,828 upcoming races
- Fall Half Marathons
- October Half Marathons
- October races in California
- Half Marathons in Arizona 54 upcoming races
- Half Marathons in Nevada 35 upcoming races
- Half Marathons in Oregon 29 upcoming races
Guides from the RaceRove blog
- 8 min read How to Choose the Best Half Marathon for a PR, Racecation or 50-State Challenge The best half marathon depends on what you want from it. How to choose a course for a personal record, a race worth travelling for, or an efficient stop on a 50-state challenge.
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- 9 min read How to Run a Race in All 50 States How to plan a 50-state running challenge: set your own rules, group states into trips, build a calendar around the seasons, budget for it and keep track of every finish.
- Blog All guides Planning advice for finding, choosing and travelling to races.
SGRAIL Marin - Triathlon & Trail Half Marathon: common questions
- When is the SGRAIL Marin - Triathlon & Trail Half Marathon?
- The next date hasn't been announced in the listing yet. The race is usually held in October. Check the organiser's website for the official date.
- Where is the SGRAIL Marin - Triathlon & Trail Half Marathon held?
- In San Rafael, California.
- What distances does the SGRAIL Marin - Triathlon & Trail Half Marathon offer?
- Half Marathon and 5K.
- How do I register for the SGRAIL Marin - Triathlon & Trail Half Marathon?
- Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the SGRAIL Marin - Triathlon & Trail Half Marathon?
- Registration status as last checked September 22, 2026: open. Listed fee for the longest distance, $105 (from runsignup.com, checked September 22, 2026).
Plan this race in RaceRove
Save it to your plan, compare it with other races, check typical race-day weather and track your 50-state progress in the interactive app.