Guardian, Bloody Pin, and Annie Bidwell Trail Loop

This loop is generally considered difficult for hiking, with some sections labeled as "serious/technical." You'll encounter frequent elevation changes, including "punchy climbs" and switchbacks, particularly on the Bloody Pin section. The Annie Bidwell Trail is also noted for being extremely rocky and technical.

The terrain is varied, featuring a mix of smooth dirt, exposed lava cap, and loose, rocky hills. Expect extremely exposed single-track with cliff edges on the Guardian Trail, and very rocky sections with rock faces and rock gardens, especially along the Annie Bidwell Trail.

Hikers can generally complete the entire loop in approximately 3 hours and 22 minutes, depending on pace and stops.

Specific parking details for this exact trailhead are not provided, but the loop is located in Upper Bidwell Park, Chico, California. You would typically access it from one of the park's designated parking areas.

Yes, dogs are allowed on the trail, but they must be kept on a leash at all times.

The trail is accessible year-round. However, some sections may close during wet weather. Spring offers spectacular meadow flowers, especially near Bear Hole, making it a particularly scenic time to visit.

There are no permits or entrance fees required to access Upper Bidwell Park or hike this loop.

You'll be treated to significant scenic rewards, including great views hugging the southern rim of Chico Creek Canyon and panoramic views of Upper Bidwell Park. The Annie Bidwell Trail offers jaw-dropping views over Iron Canyon, and you'll pass through beautiful mixed grassland-woodland areas with lush grasses and views of Big Chico Creek.

The trail system provides opportunities to observe local flora and fauna. You might spot deer or bobcats. Common plants include manzanita, lush grasses, and unfortunately, abundant poison oak in some areas.

Yes, this loop incorporates several well-known paths within Upper Bidwell Park. The route covers significant portions of the Guardian Trail, Annie Bidwell Trail, Ten Mile House Trail, Bloody Pin Trail, and Humboldt Trail.

Given its classification as difficult, with technical rocky sections, exposed single-track, and constant elevation changes, this loop is generally not recommended for young children or beginner hikers. It requires a good level of fitness and experience.

Be prepared for constant up-and-down elevation changes, which provide a good thigh workout. The Guardian Trail has extremely exposed single-track with cliff edges, and the Annie Bidwell Trail is very rocky with several drop-offs. It's advisable to check current trail conditions, especially during or after wet weather, as some sections may close.