Marinduro 2026 - A Marin Enduro Race brought to you by Marin Trail Stewards (2026) | Course Elevation & Registration
mtb ✓ Verified Active Listing

Marinduro 2026 - A Marin Enduro Race brought to you by Marin Trail Stewards

📅 May 9, 2026 📍 Fairfax, CA
Official Registration Page ↗ Official Event Website ↗ 📅 Google Calendar 📥 Apple / Outlook (.ics)

⚡ Dial in Your Target Wattage & Pacing for Marinduro 2026 - A Marin Enduro Race brought to you by Marin Trail Stewards

Use Threshold Cycling's Cycling Pace & Wattage Calculator to calculate exact FTP percentages, nutrition requirements, and estimated completion times based on course elevation and distance.

Calculate Target Wattage ⚡

🧬 Course DNA & Technical Intel

📏 Primary Distance
13.5 mi
🛞 Recommended Tire
2.2" – 2.4" XC Tubeless
🚴 Discipline
mtb

🏁 Course Distance Options

Pro Men Open
📏 13.5 mi
Pro Men Open Waitlist
📏 13.5 mi
Pro Women Open
📏 13.5 mi
Pro Women Open Waitlist
📏 13.5 mi
Expert Men 50 +
📏 13.5 mi
Expert Men 50+ Waitlist
📏 13.5 mi
Expert Men 40-49
📏 13.5 mi
Expert Men 40-49 Waitlist
📏 13.5 mi
Expert Men 30-39
📏 13.5 mi
Expert Men 30-39 Waitlist
📏 13.5 mi
Expert Men 18-29
📏 13.5 mi
Expert Men 18-29 Waitlist
📏 13.5 mi
Expert Women 40+
📏 13.5 mi
Expert Women 40+ Waitlist
📏 13.5 mi
Expert Women 18-39
📏 13.5 mi
Expert Women 18-39 Waitlist
📏 13.5 mi
Sport Men 50+
📏 13.5 mi
Sport Men 50+ Waitlist
📏 13.5 mi
Sport Men 40-49
📏 13.5 mi
Sport Men 40-49 Waitlist
📏 13.5 mi
Sport Men 30-39
📏 13.5 mi
Sport Men 30-39 Waitlist
📏 13.5 mi
Sport Men 18-29
📏 13.5 mi
Sport Men 18-29 Waitlist
📏 13.5 mi
Sport Women 40+
📏 13.5 mi
Sport Women 40+ Waitlist
📏 13.5 mi
Sport Women 18-39
📏 13.5 mi
Sport Women 18-39 Waitlist
📏 13.5 mi
Junior Men 13-17
📏 13.5 mi
Junior Men 13-17 Waitlist
📏 13.5 mi
Junior Women 13-17
📏 13.5 mi
Junior Women 13-17 Waitlist
📏 13.5 mi
Boys 10-12 years
📏 13.5 mi
Boys 10-12 years Waitlist
📏 13.5 mi
eMTB Mens Expert/Pro
📏 13.5 mi
eMTB Mens Expert/Pro Waitlist
📏 13.5 mi
eMTB Womens Expert/Pro
📏 13.5 mi
eMTB Women's Expert/Pro Waitlist
📏 13.5 mi
eMTB Men's Sport Open
📏 13.5 mi
eMTB Men's Sport Open Waitlist
📏 13.5 mi
eMTB Women's Sport Open
📏 13.5 mi

About Marinduro 2026 - A Marin Enduro Race brought to you by Marin Trail Stewards

Official registered mtb event in Fairfax, CA. Direct registration on BikeReg.
Are you the race director or promoter of this event? Claim this Event Listing ↗

⚙️ Recommended Pro Hardware for Marinduro 2026 - A Marin Enduro Race brought to you by Marin Trail Stewards

Top-rated power meters, radar, and GPS computers curated by Threshold Cycling.

Dual-Sided SPD Accuracy

Favero Assioma Pro MX-2 Power Meter Pedals

$759.00

±1% real-world power accuracy, seamless Bluetooth/ANT+ connectivity, and full rock strike durability designed specifically for gravel epics.

View Product Specs ↗
Backcountry Safety

Garmin Varia RTL515 Radar Tail Light

$199.99

Detects approaching vehicles up to 153 yards away with visual and audible cockpit alerts on your GPS computer. Vital for remote rural gravel roads.

View Product Specs ↗

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