The Humboldt Redwoods Marathon, Half Marathon & 5K are located in
the beautiful HUMBOLDT REDWOODS STATE PARK, about 200 miles north of
San Francisco and 40 miles south of Eureka. The marathon & half
marathon start together (at 9am) at the Dyerville Bridge which is on
the famous Avenue of the Giants near the majestic Founders Grove in
Humboldt Redwoods State Park.
Free time
15
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13/04/2026 Last update