California · 3 Miles · 6 Hour Challenge (2 Person RELAY - Price per person) · 6 Hour Challenge (Individual)
Mermaid Trail Run
Mermaid Trail Run is a 3 Miles, 6 Hour Challenge (2 Person RELAY - Price per person), 6 Hour Challenge (Individual), 6 Miles and 9 Mile event held in Woodside, California. Its next confirmed date is Saturday, November 7, 2026.
- Race day
- November 7, 2026
- Location
- Woodside, CA
Race details
- Date
- Saturday, November 7, 2026
- Location
- Woodside, California
- Distances
- 3 Miles, 6 Hour Challenge (2 Person RELAY - Price per person), 6 Hour Challenge (Individual), 6 Miles, 9 Mile, Half Mara
- Registration
- mermaidseries.com
- Official website
- raceroster.com
Registration, course & weather
- Registration status
- Open
- Start time
- 8:45 AM PST
- Course profile — 6 Mile
- Loop course; Trail surface
- Course profile — 9 Mile
- Loop course; Trail surface
- Course profile — 3 Mile
- Loop course; Trail surface
- Course profile — Half Marathon
- Loop course; Trail surface
- Typical race-day weather
- about 54°F at the start, 91% humidity, 1 mph wind (based on the 2025 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 28, 2026)
About the Mermaid Trail Run
A women's trail-run event from the Mermaid Series held at Huddart Park in Woodside, CA, with distances from a 1-mile youth dash to a half marathon and a 6-hour looped challenge through redwood forest.
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 Woodside
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
- Half Marathons in the United States 1,828 upcoming races
- Fall Half Marathons
- November Half Marathons
- November 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.
Mermaid Trail Run: common questions
- When is the Mermaid Trail Run?
- The next confirmed date is Saturday, November 7, 2026.
- Where is the Mermaid Trail Run held?
- In Woodside, California.
- What distances does the Mermaid Trail Run offer?
- 3 Miles, 6 Hour Challenge (2 Person RELAY - Price per person), 6 Hour Challenge (Individual), 6 Miles, 9 Mile and Half Mara.
- How do I register for the Mermaid Trail Run?
- Registration is handled by the organiser at mermaidseries.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Mermaid Trail Run?
- Yes — registration is open.
- What time does the Mermaid Trail Run start?
- 8:45 AM PST.
- What is race-day weather usually like at the Mermaid Trail Run?
- about 54°F at the start, 91% humidity, 1 mph wind (based on the 2025 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 28, 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.