• Full Marathon - Individual Marathon Entry
  • Half marathon - Individual Half Marathon
  • 5K - Individual 5K
  • Marina Mile Fun Run/Walk - Individual Marina Mile Entry


An AMAZING Place to Run!

The Humboldt Bay Area combines spectacular scenery with the perfect climate for year round running.

August is a dry month with an average high temperature of only 62.6 degrees (17 Celsius), so ideal conditions for this race are almost guaranteed.

Whether you are trying for a Boston qualifying time (marathon course certification CA-16003-KY), striving for another personal record, or just looking for a uniquely beautiful place to run, the Humboldt Bay Marathon, Half Marathon, 5K and Marina Mile races are exactly what you're looking for!

Event details and schedule

Event Schedule (see for updates)

Saturday, August 11:

4:30 PM to 7 PM: Packet pickup and late registration at 1611 Peninsula Drive, Manila CA

5 PM to 7 PM: Pasta Feed at 1611 Peninsula Drive, Manila CA (off Highway 255 near mile 21 of the Marathon course)

Sunday, August 12:

6:00 AM: Marathon Late registration, 7th and F Streets, Eureka

7:00 AM: Marathon start, 7th and F Streets, Eureka

7:00 AM: Half marathon shuttle bus service starts from finish area (1st and C Streets, Eureka) to half marathon start area in Arcata

7:30 AM: Half marathon late registration at the Arcata Plaza

8:30 AM: 5K Race Start, C Street Plaza Eureka

8:40 AM: Last half marathon shuttle bus departs Eureka

9:00 AM: Marina Mile Fun Run Start, C Street Plaza Eureka

9:00 AM: Half marathon start, Arcata Plaza, 8th and G Streets Arcata

8:00 AM to 1:30 PM: Finish area activities

Marathon course time limit is 6 hours, 30 minutes and the Half Marathon course time limit is 4 hours, 30 minutes.  If you need extra time, please contact the race director ( to make arrangements for an early start.  Early start time requests must be approved in advance by the race director.  Any marathon runner who falls behind a pace of 15 minutes per mile (measured by the normal marathon start time) will be disqualified and offered a ride in the sag vehicle.  Half marathon runners must also stay ahead of the sag vehicle.  The course will be closed and roads reopened as the sag vehicle passes.

Organised by

Humboldt Bay Marathon

PO Box 450, Eureka

Phone: 707-502-7518

Event Images