Humboldt Bay Marathon

AUG
9
2026
Run along scenic Humboldt Bay at the 11th Humboldt Bay Marathon on August 9, 2026 with marathon, half, 5K and a playful BeerMile. Enjoy community vibes, chip timing and custom medals by a local artist from a lively Madaket Plaza start.
Sun 9 Aug 2026
Marathon Half Marathon 5 kilometers

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Humboldt Bay Marathon - August 9, 2026

The Humboldt Bay Marathon is holding its 11th running on August 9, 2026. The event is a nonprofit affiliate of the Road Runners Club of America with stated goals to promote fitness, outdoor recreation and trails in Humboldt County. Registration for the 2026 Marathon, Half Marathon and 5K is open.

  • Marathon
  • Half Marathon
  • 5K
  • BeerMile

Event details

All races start and end at Madaket Plaza, 1st and C Streets in Eureka. Packet pickup takes place at Madaket Plaza on the day before the races. The event uses gun start and chip finish timing with at least one split for each distance, provided by a local nonprofit timing partner.

The event features custom artwork on medals and shirts created by a local artist. Sponsors include local businesses and organizations. Volunteer roles are available for adults and students; students who volunteer receive a certificate acknowledging their hours. Results from previous years are published by the event. Visit the organization's website for the most recent information.

Marathon
Marathon
Half Marathon
Half Marathon
5 km

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