Emeryville Aquatic Park
Aquatic Park Location: Emeryville, Alameda County, CA Miles: 2.4 miles - Loop Difficulty: Easy Duration: 1-2 hours Users: Hikers, dogs, and mountain bikes permitted.
Lost Coast Trail/Mattole Trailhead
Lost Coast Trail/Mattole Trailhead Location: King Range National Conservation Area, Humboldt County, CA Miles: 25 miles one way Difficulty: easy to moderate Duration:
Spanish Ridge Trail
Spanish Ridge Trail - King Range National Conservation Location: King Range National Conservation Area, Humboldt County, CA Difficulty: Moderate - Difficult Features:
Tsurai Loop
Tsurai Loop Location: Trinidad Head, Humboldt County, CA Miles: 1.5 miles Difficulty: easy - moderate Duration: 1 hour Users: Dogs permitted. Mountain bikes
Russ City Park Loop
Russ City Park Loop Location: Russ City Park in Ferndale, Humboldt County, CA Miles: 2.2 miles Difficulty: easy - moderate Duration: 2
Redwood Loop
Redwood Loop Location: Arcata Redwood Park, Humboldt County, CA Miles: 6.2 miles Difficulty: moderate Duration: 3 hours Users: Dogs, mountain bikes, and horses
Arcata Marsh Trail
Arcata Marsh Trail Location: Arcata Marsh and Wildlife Sanctuary, Humboldt County, CA Miles: 2 - 4.5 miles Difficulty: easy Duration: 1 -
Craig’s Tree Trail
Craig's Tree Trail Location: Smith River National Recreation Area, Del Norte County, CA Miles: 7.4 miles Difficulty: moderate Duration: 4 - 4.5 hours Users:
Summit Valley Trail
Summit Valley Trail Location: Smith River National Recreation Area, Del Norte County, CA Miles: 16.2 miles (or 8.1 miles and take